text: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  # Copyright 2012 Matt Martz
  # All Rights Reserved.
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  
  import csv
  import datetime
  import errno
  import math
  import os
  import platform
  import re
  import signal
  import socket
  import sys
  import threading
  import timeit
  import xml.parsers.expat
  
  try:
      import gzip
      GZIP_BASE = gzip.GzipFile
  except ImportError:
      gzip = None
      GZIP_BASE = object
  
  __version__ = '2.1.4b1'
  
  
  class FakeShutdownEvent(object):
      """Class to fake a threading.Event.isSet so that users of this module
      are not required to register their own threading.Event()
      """
  
      @staticmethod
      def isSet():
          "Dummy method to always return false"""
          return False
  
      is_set = isSet
  
  
  # Some global variables we use
  DEBUG = False
  _GLOBAL_DEFAULT_TIMEOUT = object()
  PY25PLUS = sys.version_info[:2] >= (2, 5)
  PY26PLUS = sys.version_info[:2] >= (2, 6)
  PY32PLUS = sys.version_info[:2] >= (3, 2)
  PY310PLUS = sys.version_info[:2] >= (3, 10)
  
  # Begin import game to handle Python 2 and Python 3
  try:
      import json
  except ImportError:
      try:
          import simplejson as json
      except ImportError:
          json = None
  
  try:
      import xml.etree.ElementTree as ET
      try:
          from xml.etree.ElementTree import _Element as ET_Element
      except ImportError:
          pass
  except ImportError:
      from xml.dom import minidom as DOM
      from xml.parsers.expat import ExpatError
      ET = None
  
  try:
      from urllib2 import (urlopen, Request, HTTPError, URLError,
                           AbstractHTTPHandler, ProxyHandler,
                           HTTPDefaultErrorHandler, HTTPRedirectHandler,
                           HTTPErrorProcessor, OpenerDirector)
  except ImportError:
      from urllib.request import (urlopen, Request, HTTPError, URLError,
                                  AbstractHTTPHandler, ProxyHandler,
                                  HTTPDefaultErrorHandler, HTTPRedirectHandler,
                                  HTTPErrorProcessor, OpenerDirector)
  
  try:
      from httplib import HTTPConnection, BadStatusLine
  except ImportError:
      from http.client import HTTPConnection, BadStatusLine
  
  try:
      from httplib import HTTPSConnection
  except ImportError:
      try:
          from http.client import HTTPSConnection
      except ImportError:
          HTTPSConnection = None
  
  try:
      from httplib import FakeSocket
  except ImportError:
      FakeSocket = None
  
  try:
      from Queue import Queue
  except ImportError:
      from queue import Queue
  
  try:
      from urlparse import urlparse
  except ImportError:
      from urllib.parse import urlparse
  
  try:
      from urlparse import parse_qs
  except ImportError:
      try:
          from urllib.parse import parse_qs
      except ImportError:
          from cgi import parse_qs
  
  try:
      from hashlib import md5
  except ImportError:
      from md5 import md5
  
  try:
      from argparse import ArgumentParser as ArgParser
      from argparse import SUPPRESS as ARG_SUPPRESS
      PARSER_TYPE_INT = int
      PARSER_TYPE_STR = str
      PARSER_TYPE_FLOAT = float
  except ImportError:
      from optparse import OptionParser as ArgParser
      from optparse import SUPPRESS_HELP as ARG_SUPPRESS
      PARSER_TYPE_INT = 'int'
      PARSER_TYPE_STR = 'string'
      PARSER_TYPE_FLOAT = 'float'
  
  try:
      from cStringIO import StringIO
      BytesIO = None
  except ImportError:
      try:
          from StringIO import StringIO
          BytesIO = None
      except ImportError:
          from io import StringIO, BytesIO
  
  try:
      import __builtin__
  except ImportError:
      import builtins
      from io import TextIOWrapper, FileIO
  
      class _Py3Utf8Output(TextIOWrapper):
          """UTF-8 encoded wrapper around stdout for py3, to override
          ASCII stdout
          """
          def __init__(self, f, **kwargs):
              buf = FileIO(f.fileno(), 'w')
              super(_Py3Utf8Output, self).__init__(
                  buf,
                  encoding='utf8',
                  errors='strict'
              )
  
          def write(self, s):
              super(_Py3Utf8Output, self).write(s)
              self.flush()
  
      _py3_print = getattr(builtins, 'print')
      try:
          _py3_utf8_stdout = _Py3Utf8Output(sys.stdout)
          _py3_utf8_stderr = _Py3Utf8Output(sys.stderr)
      except OSError:
          # sys.stdout/sys.stderr is not a compatible stdout/stderr object
          # just use it and hope things go ok
          _py3_utf8_stdout = sys.stdout
          _py3_utf8_stderr = sys.stderr
  
      def to_utf8(v):
          """No-op encode to utf-8 for py3"""
          return v
  
      def print_(*args, **kwargs):
          """Wrapper function for py3 to print, with a utf-8 encoded stdout"""
          if kwargs.get('file') == sys.stderr:
              kwargs['file'] = _py3_utf8_stderr
          else:
              kwargs['file'] = kwargs.get('file', _py3_utf8_stdout)
          _py3_print(*args, **kwargs)
  else:
      del __builtin__
  
      def to_utf8(v):
          """Encode value to utf-8 if possible for py2"""
          try:
              return v.encode('utf8', 'strict')
          except AttributeError:
              return v
  
      def print_(*args, **kwargs):
          """The new-style print function for Python 2.4 and 2.5.
  
          Taken from https://pypi.python.org/pypi/six/
  
          Modified to set encoding to UTF-8 always, and to flush after write
          """
          fp = kwargs.pop("file", sys.stdout)
          if fp is None:
              return
  
          def write(data):
              if not isinstance(data, basestring):
                  data = str(data)
              # If the file has an encoding, encode unicode with it.
              encoding = 'utf8'  # Always trust UTF-8 for output
              if (isinstance(fp, file) and
                      isinstance(data, unicode) and
                      encoding is not None):
                  errors = getattr(fp, "errors", None)
                  if errors is None:
                      errors = "strict"
                  data = data.encode(encoding, errors)
              fp.write(data)
              fp.flush()
          want_unicode = False
          sep = kwargs.pop("sep", None)
          if sep is not None:
              if isinstance(sep, unicode):
                  want_unicode = True
              elif not isinstance(sep, str):
                  raise TypeError("sep must be None or a string")
          end = kwargs.pop("end", None)
          if end is not None:
              if isinstance(end, unicode):
                  want_unicode = True
              elif not isinstance(end, str):
                  raise TypeError("end must be None or a string")
          if kwargs:
              raise TypeError("invalid keyword arguments to print()")
          if not want_unicode:
              for arg in args:
                  if isinstance(arg, unicode):
                      want_unicode = True
                      break
          if want_unicode:
              newline = unicode("\n")
              space = unicode(" ")
          else:
              newline = "\n"
              space = " "
          if sep is None:
              sep = space
          if end is None:
              end = newline
          for i, arg in enumerate(args):
              if i:
                  write(sep)
              write(arg)
          write(end)
  
  # Exception "constants" to support Python 2 through Python 3
  try:
      import ssl
      try:
          CERT_ERROR = (ssl.CertificateError,)
      except AttributeError:
          CERT_ERROR = tuple()
  
      HTTP_ERRORS = (
          (HTTPError, URLError, socket.error, ssl.SSLError, BadStatusLine) +
          CERT_ERROR
      )
  except ImportError:
      ssl = None
      HTTP_ERRORS = (HTTPError, URLError, socket.error, BadStatusLine)
  
  if PY32PLUS:
      etree_iter = ET.Element.iter
  elif PY25PLUS:
      etree_iter = ET_Element.getiterator
  
  if PY26PLUS:
      thread_is_alive = threading.Thread.is_alive
  else:
      thread_is_alive = threading.Thread.isAlive
  
  
  def event_is_set(event):
      try:
          return event.is_set()
      except AttributeError:
          return event.isSet()
  
  
  class SpeedtestException(Exception):
      """Base exception for this module"""
  
  
  class SpeedtestCLIError(SpeedtestException):
      """Generic exception for raising errors during CLI operation"""
  
  
  class SpeedtestHTTPError(SpeedtestException):
      """Base HTTP exception for this module"""
  
  
  class SpeedtestConfigError(SpeedtestException):
      """Configuration XML is invalid"""
  
  
  class SpeedtestServersError(SpeedtestException):
      """Servers XML is invalid"""
  
  
  class ConfigRetrievalError(SpeedtestHTTPError):
      """Could not retrieve config.php"""
  
  
  class ServersRetrievalError(SpeedtestHTTPError):
      """Could not retrieve speedtest-servers.php"""
  
  
  class InvalidServerIDType(SpeedtestException):
      """Server ID used for filtering was not an integer"""
  
  
  class NoMatchedServers(SpeedtestException):
      """No servers matched when filtering"""
  
  
  class SpeedtestMiniConnectFailure(SpeedtestException):
      """Could not connect to the provided speedtest mini server"""
  
  
  class InvalidSpeedtestMiniServer(SpeedtestException):
      """Server provided as a speedtest mini server does not actually appear
      to be a speedtest mini server
      """
  
  
  class ShareResultsConnectFailure(SpeedtestException):
      """Could not connect to speedtest.net API to POST results"""
  
  
  class ShareResultsSubmitFailure(SpeedtestException):
      """Unable to successfully POST results to speedtest.net API after
      connection
      """
  
  
  class SpeedtestUploadTimeout(SpeedtestException):
      """testlength configuration reached during upload
      Used to ensure the upload halts when no additional data should be sent
      """
  
  
  class SpeedtestBestServerFailure(SpeedtestException):
      """Unable to determine best server"""
  
  
  class SpeedtestMissingBestServer(SpeedtestException):
      """get_best_server not called or not able to determine best server"""
  
  
  def create_connection(address, timeout=_GLOBAL_DEFAULT_TIMEOUT,
                        source_address=None):
      """Connect to *address* and return the socket object.
  
      Convenience function.  Connect to *address* (a 2-tuple ``(host,
      port)``) and return the socket object.  Passing the optional
      *timeout* parameter will set the timeout on the socket instance
      before attempting to connect.  If no *timeout* is supplied, the
      global default timeout setting returned by :func:`getdefaulttimeout`
      is used.  If *source_address* is set it must be a tuple of (host, port)
      for the socket to bind as a source address before making the connection.
      An host of '' or port 0 tells the OS to use the default.
  
      Largely vendored from Python 2.7, modified to work with Python 2.4
      """
  
      host, port = address
      err = None
      for res in socket.getaddrinfo(host, port, 0, socket.SOCK_STREAM):
          af, socktype, proto, canonname, sa = res
          sock = None
          try:
              sock = socket.socket(af, socktype, proto)
              if timeout is not _GLOBAL_DEFAULT_TIMEOUT:
                  sock.settimeout(float(timeout))
              if source_address:
                  sock.bind(source_address)
              sock.connect(sa)
              return sock
  
          except socket.error:
              err = get_exception()
              if sock is not None:
                  sock.close()
  
      if err is not None:
          raise err
      else:
          raise socket.error("getaddrinfo returns an empty list")
  
  
  class SpeedtestHTTPConnection(HTTPConnection):
      """Custom HTTPConnection to support source_address across
      Python 2.4 - Python 3
      """
      def __init__(self, *args, **kwargs):
          source_address = kwargs.pop('source_address', None)
          timeout = kwargs.pop('timeout', 10)
  
          self._tunnel_host = None
  
          HTTPConnection.__init__(self, *args, **kwargs)
  
          self.source_address = source_address
          self.timeout = timeout
  
      def connect(self):
          """Connect to the host and port specified in __init__."""
          try:
              self.sock = socket.create_connection(
                  (self.host, self.port),
                  self.timeout,
                  self.source_address
              )
          except (AttributeError, TypeError):
              self.sock = create_connection(
                  (self.host, self.port),
                  self.timeout,
                  self.source_address
              )
  
          if self._tunnel_host:
              self._tunnel()
  
  
  if HTTPSConnection:
      class SpeedtestHTTPSConnection(HTTPSConnection):
          """Custom HTTPSConnection to support source_address across
          Python 2.4 - Python 3
          """
          default_port = 443
  
          def __init__(self, *args, **kwargs):
              source_address = kwargs.pop('source_address', None)
              timeout = kwargs.pop('timeout', 10)
  
              self._tunnel_host = None
  
              HTTPSConnection.__init__(self, *args, **kwargs)
  
              self.timeout = timeout
              self.source_address = source_address
  
          def connect(self):
              "Connect to a host on a given (SSL) port."
              try:
                  self.sock = socket.create_connection(
                      (self.host, self.port),
                      self.timeout,
                      self.source_address
                  )
              except (AttributeError, TypeError):
                  self.sock = create_connection(
                      (self.host, self.port),
                      self.timeout,
                      self.source_address
                  )
  
              if self._tunnel_host:
                  self._tunnel()
  
              if ssl:
                  try:
                      kwargs = {}
                      if hasattr(ssl, 'SSLContext'):
                          if self._tunnel_host:
                              kwargs['server_hostname'] = self._tunnel_host
                          else:
                              kwargs['server_hostname'] = self.host
                      self.sock = self._context.wrap_socket(self.sock, **kwargs)
                  except AttributeError:
                      self.sock = ssl.wrap_socket(self.sock)
                      try:
                          self.sock.server_hostname = self.host
                      except AttributeError:
                          pass
              elif FakeSocket:
                  # Python 2.4/2.5 support
                  try:
                      self.sock = FakeSocket(self.sock, socket.ssl(self.sock))
                  except AttributeError:
                      raise SpeedtestException(
                          'This version of Python does not support HTTPS/SSL '
                          'functionality'
                      )
              else:
                  raise SpeedtestException(
                      'This version of Python does not support HTTPS/SSL '
                      'functionality'
                  )
  
  
  def _build_connection(connection, source_address, timeout, context=None):
      """Cross Python 2.4 - Python 3 callable to build an ``HTTPConnection`` or
      ``HTTPSConnection`` with the args we need
  
      Called from ``http(s)_open`` methods of ``SpeedtestHTTPHandler`` or
      ``SpeedtestHTTPSHandler``
      """
      def inner(host, **kwargs):
          kwargs.update({
              'source_address': source_address,
              'timeout': timeout
          })
          if context:
              kwargs['context'] = context
          return connection(host, **kwargs)
      return inner
  
  
  class SpeedtestHTTPHandler(AbstractHTTPHandler):
      """Custom ``HTTPHandler`` that can build a ``HTTPConnection`` with the
      args we need for ``source_address`` and ``timeout``
      """
      def __init__(self, debuglevel=0, source_address=None, timeout=10):
          AbstractHTTPHandler.__init__(self, debuglevel)
          self.source_address = source_address
          self.timeout = timeout
  
      def http_open(self, req):
          return self.do_open(
              _build_connection(
                  SpeedtestHTTPConnection,
                  self.source_address,
                  self.timeout
              ),
              req
          )
  
      http_request = AbstractHTTPHandler.do_request_
  
  
  class SpeedtestHTTPSHandler(AbstractHTTPHandler):
      """Custom ``HTTPSHandler`` that can build a ``HTTPSConnection`` with the
      args we need for ``source_address`` and ``timeout``
      """
      def __init__(self, debuglevel=0, context=None, source_address=None,
                   timeout=10):
          AbstractHTTPHandler.__init__(self, debuglevel)
          self._context = context
          self.source_address = source_address
          self.timeout = timeout
  
      def https_open(self, req):
          return self.do_open(
              _build_connection(
                  SpeedtestHTTPSConnection,
                  self.source_address,
                  self.timeout,
                  context=self._context,
              ),
              req
          )
  
      https_request = AbstractHTTPHandler.do_request_
  
  
  def build_opener(source_address=None, timeout=10):
      """Function similar to ``urllib2.build_opener`` that will build
      an ``OpenerDirector`` with the explicit handlers we want,
      ``source_address`` for binding, ``timeout`` and our custom
      `User-Agent`
      """
  
      printer('Timeout set to %d' % timeout, debug=True)
  
      if source_address:
          source_address_tuple = (source_address, 0)
          printer('Binding to source address: %r' % (source_address_tuple,),
                  debug=True)
      else:
          source_address_tuple = None
  
      handlers = [
          ProxyHandler(),
          SpeedtestHTTPHandler(source_address=source_address_tuple,
                               timeout=timeout),
          SpeedtestHTTPSHandler(source_address=source_address_tuple,
                                timeout=timeout),
          HTTPDefaultErrorHandler(),
          HTTPRedirectHandler(),
          HTTPErrorProcessor()
      ]
  
      opener = OpenerDirector()
      opener.addheaders = [('User-agent', build_user_agent())]
  
      for handler in handlers:
          opener.add_handler(handler)
  
      return opener
  
  
  class GzipDecodedResponse(GZIP_BASE):
      """A file-like object to decode a response encoded with the gzip
      method, as described in RFC 1952.
  
      Largely copied from ``xmlrpclib``/``xmlrpc.client`` and modified
      to work for py2.4-py3
      """
      def __init__(self, response):
          # response doesn't support tell() and read(), required by
          # GzipFile
          if not gzip:
              raise SpeedtestHTTPError('HTTP response body is gzip encoded, '
                                       'but gzip support is not available')
          IO = BytesIO or StringIO
          self.io = IO()
          while 1:
              chunk = response.read(1024)
              if len(chunk) == 0:
                  break
              self.io.write(chunk)
          self.io.seek(0)
          gzip.GzipFile.__init__(self, mode='rb', fileobj=self.io)
  
      def close(self):
          try:
              gzip.GzipFile.close(self)
          finally:
              self.io.close()
  
  
  def get_exception():
      """Helper function to work with py2.4-py3 for getting the current
      exception in a try/except block
      """
      return sys.exc_info()[1]
  
  
  def distance(origin, destination):
      """Determine distance between 2 sets of [lat,lon] in km"""
  
      lat1, lon1 = origin
      lat2, lon2 = destination
      radius = 6371  # km
  
      dlat = math.radians(lat2 - lat1)
      dlon = math.radians(lon2 - lon1)
      a = (math.sin(dlat / 2) * math.sin(dlat / 2) +
           math.cos(math.radians(lat1)) *
           math.cos(math.radians(lat2)) * math.sin(dlon / 2) *
           math.sin(dlon / 2))
      c = 2 * math.atan2(math.sqrt(a), math.sqrt(1 - a))
      d = radius * c
  
      return d
  
  
  def build_user_agent():
      """Build a Mozilla/5.0 compatible User-Agent string"""
  
      ua_tuple = (
          'Mozilla/5.0',
          '(%s; U; %s; en-us)' % (platform.platform(),
                                  platform.architecture()[0]),
          'Python/%s' % platform.python_version(),
          '(KHTML, like Gecko)',
          'speedtest-cli/%s' % __version__
      )
      user_agent = ' '.join(ua_tuple)
      printer('User-Agent: %s' % user_agent, debug=True)
      return user_agent
  
  
  def build_request(url, data=None, headers=None, bump='0', secure=False):
      """Build a urllib2 request object
  
      This function automatically adds a User-Agent header to all requests
  
      """
  
      if not headers:
          headers = {}
  
      if url[0] == ':':
          scheme = ('http', 'https')[bool(secure)]
          schemed_url = '%s%s' % (scheme, url)
      else:
          schemed_url = url
  
      if '?' in url:
          delim = '&'
      else:
          delim = '?'
  
      # WHO YOU GONNA CALL? CACHE BUSTERS!
      final_url = '%s%sx=%s.%s' % (schemed_url, delim,
                                   int(timeit.time.time() * 1000),
                                   bump)
  
      headers.update({
          'Cache-Control': 'no-cache',
      })
  
      printer('%s %s' % (('GET', 'POST')[bool(data)], final_url),
              debug=True)
  
      return Request(final_url, data=data, headers=headers)
  
  
  def catch_request(request, opener=None):
      """Helper function to catch common exceptions encountered when
      establishing a connection with a HTTP/HTTPS request
  
      """
  
      if opener:
          _open = opener.open
      else:
          _open = urlopen
  
      try:
          uh = _open(request)
          if request.get_full_url() != uh.geturl():
              printer('Redirected to %s' % uh.geturl(), debug=True)
          return uh, False
      except HTTP_ERRORS:
          e = get_exception()
          return None, e
  
  
  def get_response_stream(response):
      """Helper function to return either a Gzip reader if
      ``Content-Encoding`` is ``gzip`` otherwise the response itself
  
      """
  
      try:
          getheader = response.headers.getheader
      except AttributeError:
          getheader = response.getheader
  
      if getheader('content-encoding') == 'gzip':
          return GzipDecodedResponse(response)
  
      return response
  
  
  def get_attributes_by_tag_name(dom, tag_name):
      """Retrieve an attribute from an XML document and return it in a
      consistent format
  
      Only used with xml.dom.minidom, which is likely only to be used
      with python versions older than 2.5
      """
      elem = dom.getElementsByTagName(tag_name)[0]
      return dict(list(elem.attributes.items()))
  
  
  def print_dots(shutdown_event):
      """Built in callback function used by Thread classes for printing
      status
      """
      def inner(current, total, start=False, end=False):
          if event_is_set(shutdown_event):
              return
  
          sys.stdout.write('.')
          if current + 1 == total and end is True:
              sys.stdout.write('\n')
          sys.stdout.flush()
      return inner
  
  
  def do_nothing(*args, **kwargs):
      pass
  
  
  class HTTPDownloader(threading.Thread):
      """Thread class for retrieving a URL"""
  
      def __init__(self, i, request, start, timeout, opener=None,
                   shutdown_event=None):
          threading.Thread.__init__(self)
          self.request = request
          self.result = [0]
          self.starttime = start
          self.timeout = timeout
          self.i = i
          if opener:
              self._opener = opener.open
          else:
              self._opener = urlopen
  
          if shutdown_event:
              self._shutdown_event = shutdown_event
          else:
              self._shutdown_event = FakeShutdownEvent()
  
      def run(self):
          try:
              if (timeit.default_timer() - self.starttime) <= self.timeout:
                  f = self._opener(self.request)
                  while (not event_is_set(self._shutdown_event) and
                          (timeit.default_timer() - self.starttime) <=
                          self.timeout):
                      self.result.append(len(f.read(10240)))
                      if self.result[-1] == 0:
                          break
                  f.close()
          except IOError:
              pass
          except HTTP_ERRORS:
              pass
  
  
  class HTTPUploaderData(object):
      """File like object to improve cutting off the upload once the timeout
      has been reached
      """
  
      def __init__(self, length, start, timeout, shutdown_event=None):
          self.length = length
          self.start = start
          self.timeout = timeout
  
          if shutdown_event:
              self._shutdown_event = shutdown_event
          else:
              self._shutdown_event = FakeShutdownEvent()
  
          self._data = None
  
          self.total = [0]
  
      def pre_allocate(self):
          chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ'
          multiplier = int(round(int(self.length) / 36.0))
          IO = BytesIO or StringIO
          try:
              self._data = IO(
                  ('content1=%s' %
                   (chars * multiplier)[0:int(self.length) - 9]
                   ).encode()
              )
          except MemoryError:
              raise SpeedtestCLIError(
                  'Insufficient memory to pre-allocate upload data. Please '
                  'use --no-pre-allocate'
              )
  
      @property
      def data(self):
          if not self._data:
              self.pre_allocate()
          return self._data
  
      def read(self, n=10240):
          if ((timeit.default_timer() - self.start) <= self.timeout and
                  not event_is_set(self._shutdown_event)):
              chunk = self.data.read(n)
              self.total.append(len(chunk))
              return chunk
          else:
              raise SpeedtestUploadTimeout()
  
      def __len__(self):
          return self.length
  
  
  class HTTPUploader(threading.Thread):
      """Thread class for putting a URL"""
  
      def __init__(self, i, request, start, size, timeout, opener=None,
                   shutdown_event=None):
          threading.Thread.__init__(self)
          self.request = request
          self.request.data.start = self.starttime = start
          self.size = size
          self.result = 0
          self.timeout = timeout
          self.i = i
  
          if opener:
              self._opener = opener.open
          else:
              self._opener = urlopen
  
          if shutdown_event:
              self._shutdown_event = shutdown_event
          else:
              self._shutdown_event = FakeShutdownEvent()
  
      def run(self):
          request = self.request
          try:
              if ((timeit.default_timer() - self.starttime) <= self.timeout and
                      not event_is_set(self._shutdown_event)):
                  try:
                      f = self._opener(request)
                  except TypeError:
                      # PY24 expects a string or buffer
                      # This also causes issues with Ctrl-C, but we will concede
                      # for the moment that Ctrl-C on PY24 isn't immediate
                      request = build_request(self.request.get_full_url(),
                                              data=request.data.read(self.size))
                      f = self._opener(request)
                  f.read(11)
                  f.close()
                  self.result = sum(self.request.data.total)
              else:
                  self.result = 0
          except (IOError, SpeedtestUploadTimeout):
              self.result = sum(self.request.data.total)
          except HTTP_ERRORS:
              self.result = 0
  
  
  class SpeedtestResults(object):
      """Class for holding the results of a speedtest, including:
  
      Download speed
      Upload speed
      Ping/Latency to test server
      Data about server that the test was run against
  
      Additionally this class can return a result data as a dictionary or CSV,
      as well as submit a POST of the result data to the speedtest.net API
      to get a share results image link.
      """
  
      def __init__(self, download=0, upload=0, ping=0, server=None, client=None,
                   opener=None, secure=False):
          self.download = download
          self.upload = upload
          self.ping = ping
          if server is None:
              self.server = {}
          else:
              self.server = server
          self.client = client or {}
  
          self._share = None
          self.timestamp = '%sZ' % datetime.datetime.utcnow().isoformat()
          self.bytes_received = 0
          self.bytes_sent = 0
  
          if opener:
              self._opener = opener
          else:
              self._opener = build_opener()
  
          self._secure = secure
  
      def __repr__(self):
          return repr(self.dict())
  
      def share(self):
          """POST data to the speedtest.net API to obtain a share results
          link
          """
  
          if self._share:
              return self._share
  
          download = int(round(self.download / 1000.0, 0))
          ping = int(round(self.ping, 0))
          upload = int(round(self.upload / 1000.0, 0))
  
          # Build the request to send results back to speedtest.net
          # We use a list instead of a dict because the API expects parameters
          # in a certain order
          api_data = [
              'recommendedserverid=%s' % self.server['id'],
              'ping=%s' % ping,
              'screenresolution=',
              'promo=',
              'download=%s' % download,
              'screendpi=',
              'upload=%s' % upload,
              'testmethod=http',
              'hash=%s' % md5(('%s-%s-%s-%s' %
                               (ping, upload, download, '297aae72'))
                              .encode()).hexdigest(),
              'touchscreen=none',
              'startmode=pingselect',
              'accuracy=1',
              'bytesreceived=%s' % self.bytes_received,
              'bytessent=%s' % self.bytes_sent,
              'serverid=%s' % self.server['id'],
          ]
  
          headers = {'Referer': 'http://c.speedtest.net/flash/speedtest.swf'}
          request = build_request('://www.speedtest.net/api/api.php',
                                  data='&'.join(api_data).encode(),
                                  headers=headers, secure=self._secure)
          f, e = catch_request(request, opener=self._opener)
          if e:
              raise ShareResultsConnectFailure(e)
  
          response = f.read()
          code = f.code
          f.close()
  
          if int(code) != 200:
              raise ShareResultsSubmitFailure('Could not submit results to '
                                              'speedtest.net')
  
          qsargs = parse_qs(response.decode())
          resultid = qsargs.get('resultid')
          if not resultid or len(resultid) != 1:
              raise ShareResultsSubmitFailure('Could not submit results to '
                                              'speedtest.net')
  
          self._share = 'http://www.speedtest.net/result/%s.png' % resultid[0]
  
          return self._share
  
      def dict(self):
          """Return dictionary of result data"""
  
          return {
              'download': self.download,
              'upload': self.upload,
              'ping': self.ping,
              'server': self.server,
              'timestamp': self.timestamp,
              'bytes_sent': self.bytes_sent,
              'bytes_received': self.bytes_received,
              'share': self._share,
              'client': self.client,
          }
  
      @staticmethod
      def csv_header(delimiter=','):
          """Return CSV Headers"""
  
          row = ['Server ID', 'Sponsor', 'Server Name', 'Timestamp', 'Distance',
                 'Ping', 'Download', 'Upload', 'Share', 'IP Address']
          out = StringIO()
          writer = csv.writer(out, delimiter=delimiter, lineterminator='')
          writer.writerow([to_utf8(v) for v in row])
          return out.getvalue()
  
      def csv(self, delimiter=','):
          """Return data in CSV format"""
  
          data = self.dict()
          out = StringIO()
          writer = csv.writer(out, delimiter=delimiter, lineterminator='')
          row = [data['server']['id'], data['server']['sponsor'],
                 data['server']['name'], data['timestamp'],
                 data['server']['d'], data['ping'], data['download'],
                 data['upload'], self._share or '', self.client['ip']]
          writer.writerow([to_utf8(v) for v in row])
          return out.getvalue()
  
      def json(self, pretty=False):
          """Return data in JSON format"""
  
          kwargs = {}
          if pretty:
              kwargs.update({
                  'indent': 4,
                  'sort_keys': True
              })
          return json.dumps(self.dict(), **kwargs)
  
  
  class Speedtest(object):
      """Class for performing standard speedtest.net testing operations"""
  
      def __init__(self, config=None, source_address=None, timeout=10,
                   secure=False, shutdown_event=None):
          self.config = {}
  
          self._source_address = source_address
          self._timeout = timeout
          self._opener = build_opener(source_address, timeout)
  
          self._secure = secure
  
          if shutdown_event:
              self._shutdown_event = shutdown_event
          else:
              self._shutdown_event = FakeShutdownEvent()
  
          self.get_config()
          if config is not None:
              self.config.update(config)
  
          self.servers = {}
          self.closest = []
          self._best = {}
  
          self.results = SpeedtestResults(
              client=self.config['client'],
              opener=self._opener,
              secure=secure,
          )
  
      @property
      def best(self):
          if not self._best:
              self.get_best_server()
          return self._best
  
      def get_config(self):
          """Download the speedtest.net configuration and return only the data
          we are interested in
          """
  
          headers = {}
          if gzip:
              headers['Accept-Encoding'] = 'gzip'
          request = build_request('://www.speedtest.net/speedtest-config.php',
                                  headers=headers, secure=self._secure)
          uh, e = catch_request(request, opener=self._opener)
          if e:
              raise ConfigRetrievalError(e)
          configxml_list = []
  
          stream = get_response_stream(uh)
  
          while 1:
              try:
                  configxml_list.append(stream.read(1024))
              except (OSError, EOFError):
                  raise ConfigRetrievalError(get_exception())
              if len(configxml_list[-1]) == 0:
                  break
          stream.close()
          uh.close()
  
          if int(uh.code) != 200:
              return None
  
          configxml = ''.encode().join(configxml_list)
  
          printer('Config XML:\n%s' % configxml, debug=True)
  
          try:
              try:
                  root = ET.fromstring(configxml)
              except ET.ParseError:
                  e = get_exception()
                  raise SpeedtestConfigError(
                      'Malformed speedtest.net configuration: %s' % e
                  )
              server_config = root.find('server-config').attrib
              download = root.find('download').attrib
              upload = root.find('upload').attrib
              # times = root.find('times').attrib
              client = root.find('client').attrib
  
          except AttributeError:
              try:
                  root = DOM.parseString(configxml)
              except ExpatError:
                  e = get_exception()
                  raise SpeedtestConfigError(
                      'Malformed speedtest.net configuration: %s' % e
                  )
              server_config = get_attributes_by_tag_name(root, 'server-config')
              download = get_attributes_by_tag_name(root, 'download')
              upload = get_attributes_by_tag_name(root, 'upload')
              # times = get_attributes_by_tag_name(root, 'times')
              client = get_attributes_by_tag_name(root, 'client')
  
          ignore_servers = [
              int(i) for i in server_config['ignoreids'].split(',') if i
          ]
  
          ratio = int(upload['ratio'])
          upload_max = int(upload['maxchunkcount'])
          up_sizes = [32768, 65536, 131072, 262144, 524288, 1048576, 7340032]
          sizes = {
              'upload': up_sizes[ratio - 1:],
              'download': [350, 500, 750, 1000, 1500, 2000, 2500,
                           3000, 3500, 4000]
          }
  
          size_count = len(sizes['upload'])
  
          upload_count = int(math.ceil(upload_max / size_count))
  
          counts = {
              'upload': upload_count,
              'download': int(download['threadsperurl'])
          }
  
          threads = {
              'upload': int(upload['threads']),
              'download': int(server_config['threadcount']) * 2
          }
  
          length = {
              'upload': int(upload['testlength']),
              'download': int(download['testlength'])
          }
  
          self.config.update({
              'client': client,
              'ignore_servers': ignore_servers,
              'sizes': sizes,
              'counts': counts,
              'threads': threads,
              'length': length,
              'upload_max': upload_count * size_count
          })
  
          try:
              self.lat_lon = (float(client['lat']), float(client['lon']))
          except ValueError:
              raise SpeedtestConfigError(
                  'Unknown location: lat=%r lon=%r' %
                  (client.get('lat'), client.get('lon'))
              )
  
          printer('Config:\n%r' % self.config, debug=True)
  
          return self.config
  
      def get_servers(self, servers=None, exclude=None):
          """Retrieve a the list of speedtest.net servers, optionally filtered
          to servers matching those specified in the ``servers`` argument
          """
          if servers is None:
              servers = []
  
          if exclude is None:
              exclude = []
  
          self.servers.clear()
  
          for server_list in (servers, exclude):
              for i, s in enumerate(server_list):
                  try:
                      server_list[i] = int(s)
                  except ValueError:
                      raise InvalidServerIDType(
                          '%s is an invalid server type, must be int' % s
                      )
  
          urls = [
              '://www.speedtest.net/speedtest-servers-static.php',
              'http://c.speedtest.net/speedtest-servers-static.php',
              '://www.speedtest.net/speedtest-servers.php',
              'http://c.speedtest.net/speedtest-servers.php',
          ]
  
          headers = {}
          if gzip:
              headers['Accept-Encoding'] = 'gzip'
  
          errors = []
          for url in urls:
              try:
                  request = build_request(
                      '%s?threads=%s' % (url,
                                         self.config['threads']['download']),
                      headers=headers,
                      secure=self._secure
                  )
                  uh, e = catch_request(request, opener=self._opener)
                  if e:
                      errors.append('%s' % e)
                      raise ServersRetrievalError()
  
                  stream = get_response_stream(uh)
  
                  serversxml_list = []
                  while 1:
                      try:
                          serversxml_list.append(stream.read(1024))
                      except (OSError, EOFError):
                          raise ServersRetrievalError(get_exception())
                      if len(serversxml_list[-1]) == 0:
                          break
  
                  stream.close()
                  uh.close()
  
                  if int(uh.code) != 200:
                      raise ServersRetrievalError()
  
                  serversxml = ''.encode().join(serversxml_list)
  
                  printer('Servers XML:\n%s' % serversxml, debug=True)
  
                  try:
                      try:
                          try:
                              root = ET.fromstring(serversxml)
                          except ET.ParseError:
                              e = get_exception()
                              raise SpeedtestServersError(
                                  'Malformed speedtest.net server list: %s' % e
                              )
                          elements = etree_iter(root, 'server')
                      except AttributeError:
                          try:
                              root = DOM.parseString(serversxml)
                          except ExpatError:
                              e = get_exception()
                              raise SpeedtestServersError(
                                  'Malformed speedtest.net server list: %s' % e
                              )
                          elements = root.getElementsByTagName('server')
                  except (SyntaxError, xml.parsers.expat.ExpatError):
                      raise ServersRetrievalError()
  
                  for server in elements:
                      try:
                          attrib = server.attrib
                      except AttributeError:
                          attrib = dict(list(server.attributes.items()))
  
                      if servers and int(attrib.get('id')) not in servers:
                          continue
  
                      if (int(attrib.get('id')) in self.config['ignore_servers']
                              or int(attrib.get('id')) in exclude):
                          continue
  
                      try:
                          d = distance(self.lat_lon,
                                       (float(attrib.get('lat')),
                                        float(attrib.get('lon'))))
                      except Exception:
                          continue
  
                      attrib['d'] = d
  
                      try:
                          self.servers[d].append(attrib)
                      except KeyError:
                          self.servers[d] = [attrib]
  
                  break
  
              except ServersRetrievalError:
                  continue
  
          if (servers or exclude) and not self.servers:
              raise NoMatchedServers()
  
          return self.servers
  
      def set_mini_server(self, server):
          """Instead of querying for a list of servers, set a link to a
          speedtest mini server
          """
  
          urlparts = urlparse(server)
  
          name, ext = os.path.splitext(urlparts[2])
          if ext:
              url = os.path.dirname(server)
          else:
              url = server
  
          request = build_request(url)
          uh, e = catch_request(request, opener=self._opener)
          if e:
              raise SpeedtestMiniConnectFailure('Failed to connect to %s' %
                                                server)
          else:
              text = uh.read()
              uh.close()
  
          extension = re.findall('upload_?[Ee]xtension: "([^"]+)"',
                                 text.decode())
          if not extension:
              for ext in ['php', 'asp', 'aspx', 'jsp']:
                  try:
                      f = self._opener.open(
                          '%s/speedtest/upload.%s' % (url, ext)
                      )
                  except Exception:
                      pass
                  else:
                      data = f.read().strip().decode()
                      if (f.code == 200 and
                              len(data.splitlines()) == 1 and
                              re.match('size=[0-9]', data)):
                          extension = [ext]
                          break
          if not urlparts or not extension:
              raise InvalidSpeedtestMiniServer('Invalid Speedtest Mini Server: '
                                               '%s' % server)
  
          self.servers = [{
              'sponsor': 'Speedtest Mini',
              'name': urlparts[1],
              'd': 0,
              'url': '%s/speedtest/upload.%s' % (url.rstrip('/'), extension[0]),
              'latency': 0,
              'id': 0
          }]
  
          return self.servers
  
      def get_closest_servers(self, limit=5):
          """Limit servers to the closest speedtest.net servers based on
          geographic distance
          """
  
          if not self.servers:
              self.get_servers()
  
          for d in sorted(self.servers.keys()):
              for s in self.servers[d]:
                  self.closest.append(s)
                  if len(self.closest) == limit:
                      break
              else:
                  continue
              break
  
          printer('Closest Servers:\n%r' % self.closest, debug=True)
          return self.closest
  
      def get_best_server(self, servers=None):
          """Perform a speedtest.net "ping" to determine which speedtest.net
          server has the lowest latency
          """
  
          if not servers:
              if not self.closest:
                  servers = self.get_closest_servers()
              servers = self.closest
  
          if self._source_address:
              source_address_tuple = (self._source_address, 0)
          else:
              source_address_tuple = None
  
          user_agent = build_user_agent()
  
          results = {}
          for server in servers:
              cum = []
              url = os.path.dirname(server['url'])
              stamp = int(timeit.time.time() * 1000)
              latency_url = '%s/latency.txt?x=%s' % (url, stamp)
              for i in range(0, 3):
                  this_latency_url = '%s.%s' % (latency_url, i)
                  printer('%s %s' % ('GET', this_latency_url),
                          debug=True)
                  urlparts = urlparse(latency_url)
                  try:
                      if urlparts[0] == 'https':
                          h = SpeedtestHTTPSConnection(
                              urlparts[1],
                              source_address=source_address_tuple
                          )
                      else:
                          h = SpeedtestHTTPConnection(
                              urlparts[1],
                              source_address=source_address_tuple
                          )
                      headers = {'User-Agent': user_agent}
                      path = '%s?%s' % (urlparts[2], urlparts[4])
                      start = timeit.default_timer()
                      h.request("GET", path, headers=headers)
                      r = h.getresponse()
                      total = (timeit.default_timer() - start)
                  except HTTP_ERRORS:
                      e = get_exception()
                      printer('ERROR: %r' % e, debug=True)
                      cum.append(3600)
                      continue
  
                  text = r.read(9)
                  if int(r.status) == 200 and text == 'test=test'.encode():
                      cum.append(total)
                  else:
                      cum.append(3600)
                  h.close()
  
              avg = round((sum(cum) / 6) * 1000.0, 3)
              results[avg] = server
  
          try:
              fastest = sorted(results.keys())[0]
          except IndexError:
              raise SpeedtestBestServerFailure('Unable to connect to servers to '
                                               'test latency.')
          best = results[fastest]
          best['latency'] = fastest
  
          self.results.ping = fastest
          self.results.server = best
  
          self._best.update(best)
          printer('Best Server:\n%r' % best, debug=True)
          return best
  
      def download(self, callback=do_nothing, threads=None):
          """Test download speed against speedtest.net
  
          A ``threads`` value of ``None`` will fall back to those dictated
          by the speedtest.net configuration
          """
  
          urls = []
          for size in self.config['sizes']['download']:
              for _ in range(0, self.config['counts']['download']):
                  urls.append('%s/random%sx%s.jpg' %
                              (os.path.dirname(self.best['url']), size, size))
  
          request_count = len(urls)
          requests = []
          for i, url in enumerate(urls):
              requests.append(
                  build_request(url, bump=i, secure=self._secure)
              )
  
          max_threads = threads or self.config['threads']['download']
          in_flight = {'threads': 0}
  
          def producer(q, requests, request_count):
              for i, request in enumerate(requests):
                  thread = HTTPDownloader(
                      i,
                      request,
                      start,
                      self.config['length']['download'],
                      opener=self._opener,
                      shutdown_event=self._shutdown_event
                  )
                  while in_flight['threads'] >= max_threads:
                      timeit.time.sleep(0.001)
                  thread.start()
                  q.put(thread, True)
                  in_flight['threads'] += 1
                  callback(i, request_count, start=True)
  
          finished = []
  
          def consumer(q, request_count):
              _is_alive = thread_is_alive
              while len(finished) < request_count:
                  thread = q.get(True)
                  while _is_alive(thread):
                      thread.join(timeout=0.001)
                  in_flight['threads'] -= 1
                  finished.append(sum(thread.result))
                  callback(thread.i, request_count, end=True)
  
          q = Queue(max_threads)
          prod_thread = threading.Thread(target=producer,
                                         args=(q, requests, request_count))
          cons_thread = threading.Thread(target=consumer,
                                         args=(q, request_count))
          start = timeit.default_timer()
          prod_thread.start()
          cons_thread.start()
          _is_alive = thread_is_alive
          while _is_alive(prod_thread):
              prod_thread.join(timeout=0.001)
          while _is_alive(cons_thread):
              cons_thread.join(timeout=0.001)
  
          stop = timeit.default_timer()
          self.results.bytes_received = sum(finished)
          self.results.download = (
              (self.results.bytes_received / (stop - start)) * 8.0
          )
          if self.results.download > 100000:
              self.config['threads']['upload'] = 8
          return self.results.download
  
      def upload(self, callback=do_nothing, pre_allocate=True, threads=None):
          """Test upload speed against speedtest.net
  
          A ``threads`` value of ``None`` will fall back to those dictated
          by the speedtest.net configuration
          """
  
          sizes = []
  
          for size in self.config['sizes']['upload']:
              for _ in range(0, self.config['counts']['upload']):
                  sizes.append(size)
  
          # request_count = len(sizes)
          request_count = self.config['upload_max']
  
          requests = []
          for i, size in enumerate(sizes):
              # We set ``0`` for ``start`` and handle setting the actual
              # ``start`` in ``HTTPUploader`` to get better measurements
              data = HTTPUploaderData(
                  size,
                  0,
                  self.config['length']['upload'],
                  shutdown_event=self._shutdown_event
              )
              if pre_allocate:
                  data.pre_allocate()
  
              headers = {'Content-length': size}
              requests.append(
                  (
                      build_request(self.best['url'], data, secure=self._secure,
                                    headers=headers),
                      size
                  )
              )
  
          max_threads = threads or self.config['threads']['upload']
          in_flight = {'threads': 0}
  
          def producer(q, requests, request_count):
              for i, request in enumerate(requests[:request_count]):
                  thread = HTTPUploader(
                      i,
                      request[0],
                      start,
                      request[1],
                      self.config['length']['upload'],
                      opener=self._opener,
                      shutdown_event=self._shutdown_event
                  )
                  while in_flight['threads'] >= max_threads:
                      timeit.time.sleep(0.001)
                  thread.start()
                  q.put(thread, True)
                  in_flight['threads'] += 1
                  callback(i, request_count, start=True)
  
          finished = []
  
          def consumer(q, request_count):
              _is_alive = thread_is_alive
              while len(finished) < request_count:
                  thread = q.get(True)
                  while _is_alive(thread):
                      thread.join(timeout=0.001)
                  in_flight['threads'] -= 1
                  finished.append(thread.result)
                  callback(thread.i, request_count, end=True)
  
          q = Queue(threads or self.config['threads']['upload'])
          prod_thread = threading.Thread(target=producer,
                                         args=(q, requests, request_count))
          cons_thread = threading.Thread(target=consumer,
                                         args=(q, request_count))
          start = timeit.default_timer()
          prod_thread.start()
          cons_thread.start()
          _is_alive = thread_is_alive
          while _is_alive(prod_thread):
              prod_thread.join(timeout=0.1)
          while _is_alive(cons_thread):
              cons_thread.join(timeout=0.1)
  
          stop = timeit.default_timer()
          self.results.bytes_sent = sum(finished)
          self.results.upload = (
              (self.results.bytes_sent / (stop - start)) * 8.0
          )
          return self.results.upload
  
  
  def ctrl_c(shutdown_event):
      """Catch Ctrl-C key sequence and set a SHUTDOWN_EVENT for our threaded
      operations
      """
      def inner(signum, frame):
          shutdown_event.set()
          printer('\nCancelling...', error=True)
          sys.exit(0)
      return inner
  
  
  def version():
      """Print the version"""
  
      printer('speedtest-cli %s' % __version__)
      printer('Python %s' % sys.version.replace('\n', ''))
      sys.exit(0)
  
  
  def csv_header(delimiter=','):
      """Print the CSV Headers"""
  
      printer(SpeedtestResults.csv_header(delimiter=delimiter))
      sys.exit(0)
  
  
  def parse_args():
      """Function to handle building and parsing of command line arguments"""
      description = (
          'Command line interface for testing internet bandwidth using '
          'speedtest.net.\n'
          '------------------------------------------------------------'
          '--------------\n'
          'https://github.com/sivel/speedtest-cli')
  
      parser = ArgParser(description=description)
      # Give optparse.OptionParser an `add_argument` method for
      # compatibility with argparse.ArgumentParser
      try:
          parser.add_argument = parser.add_option
      except AttributeError:
          pass
      parser.add_argument('--no-download', dest='download', default=True,
                          action='store_const', const=False,
                          help='Do not perform download test')
      parser.add_argument('--no-upload', dest='upload', default=True,
                          action='store_const', const=False,
                          help='Do not perform upload test')
      parser.add_argument('--single', default=False, action='store_true',
                          help='Only use a single connection instead of '
                               'multiple. This simulates a typical file '
                               'transfer.')
      parser.add_argument('--bytes', dest='units', action='store_const',
                          const=('byte', 8), default=('bit', 1),
                          help='Display values in bytes instead of bits. Does '
                               'not affect the image generated by --share, nor '
                               'output from --json or --csv')
      parser.add_argument('--share', action='store_true',
                          help='Generate and provide a URL to the speedtest.net '
                               'share results image, not displayed with --csv')
      parser.add_argument('--simple', action='store_true', default=False,
                          help='Suppress verbose output, only show basic '
                               'information')
      parser.add_argument('--csv', action='store_true', default=False,
                          help='Suppress verbose output, only show basic '
                               'information in CSV format. Speeds listed in '
                               'bit/s and not affected by --bytes')
      parser.add_argument('--csv-delimiter', default=',', type=PARSER_TYPE_STR,
                          help='Single character delimiter to use in CSV '
                               'output. Default ","')
      parser.add_argument('--csv-header', action='store_true', default=False,
                          help='Print CSV headers')
      parser.add_argument('--json', action='store_true', default=False,
                          help='Suppress verbose output, only show basic '
                               'information in JSON format. Speeds listed in '
                               'bit/s and not affected by --bytes')
      parser.add_argument('--list', action='store_true',
                          help='Display a list of speedtest.net servers '
                               'sorted by distance')
      parser.add_argument('--server', type=PARSER_TYPE_INT, action='append',
                          help='Specify a server ID to test against. Can be '
                               'supplied multiple times')
      parser.add_argument('--exclude', type=PARSER_TYPE_INT, action='append',
                          help='Exclude a server from selection. Can be '
                               'supplied multiple times')
      parser.add_argument('--mini', help='URL of the Speedtest Mini server')
      parser.add_argument('--source', help='Source IP address to bind to')
      parser.add_argument('--timeout', default=10, type=PARSER_TYPE_FLOAT,
                          help='HTTP timeout in seconds. Default 10')
      parser.add_argument('--secure', action='store_true',
                          help='Use HTTPS instead of HTTP when communicating '
                               'with speedtest.net operated servers')
      parser.add_argument('--no-pre-allocate', dest='pre_allocate',
                          action='store_const', default=True, const=False,
                          help='Do not pre allocate upload data. Pre allocation '
                               'is enabled by default to improve upload '
                               'performance. To support systems with '
                               'insufficient memory, use this option to avoid a '
                               'MemoryError')
      parser.add_argument('--version', action='store_true',
                          help='Show the version number and exit')
      parser.add_argument('--debug', action='store_true',
                          help=ARG_SUPPRESS, default=ARG_SUPPRESS)
  
      options = parser.parse_args()
      if isinstance(options, tuple):
          args = options[0]
      else:
          args = options
      return args
  
  
  def validate_optional_args(args):
      """Check if an argument was provided that depends on a module that may
      not be part of the Python standard library.
  
      If such an argument is supplied, and the module does not exist, exit
      with an error stating which module is missing.
      """
      optional_args = {
          'json': ('json/simplejson python module', json),
          'secure': ('SSL support', HTTPSConnection),
      }
  
      for arg, info in optional_args.items():
          if getattr(args, arg, False) and info[1] is None:
              raise SystemExit('%s is not installed. --%s is '
                               'unavailable' % (info[0], arg))
  
  
  def printer(string, quiet=False, debug=False, error=False, **kwargs):
      """Helper function print a string with various features"""
  
      if debug and not DEBUG:
          return
  
      if debug:
          if sys.stdout.isatty():
              out = '\033[1;30mDEBUG: %s\033[0m' % string
          else:
              out = 'DEBUG: %s' % string
      else:
          out = string
  
      if error:
          kwargs['file'] = sys.stderr
  
      if not quiet:
          print_(out, **kwargs)
  
  
  def shell():
      """Run the full speedtest.net test"""
  
      global DEBUG
      shutdown_event = threading.Event()
  
      signal.signal(signal.SIGINT, ctrl_c(shutdown_event))
  
      args = parse_args()
  
      # Print the version and exit
      if args.version:
          version()
  
      if not args.download and not args.upload:
          raise SpeedtestCLIError('Cannot supply both --no-download and '
                                  '--no-upload')
  
      if len(args.csv_delimiter) != 1:
          raise SpeedtestCLIError('--csv-delimiter must be a single character')
  
      if args.csv_header:
          csv_header(args.csv_delimiter)
  
      validate_optional_args(args)
  
      debug = getattr(args, 'debug', False)
      if debug == 'SUPPRESSHELP':
          debug = False
      if debug:
          DEBUG = True
  
      if args.simple or args.csv or args.json:
          quiet = True
      else:
          quiet = False
  
      if args.csv or args.json:
          machine_format = True
      else:
          machine_format = False
  
      # Don't set a callback if we are running quietly
      if quiet or debug:
          callback = do_nothing
      else:
          callback = print_dots(shutdown_event)
  
      printer('Retrieving speedtest.net configuration...', quiet)
      try:
          speedtest = Speedtest(
              source_address=args.source,
              timeout=args.timeout,
              secure=args.secure
          )
      except (ConfigRetrievalError,) + HTTP_ERRORS:
          printer('Cannot retrieve speedtest configuration', error=True)
          raise SpeedtestCLIError(get_exception())
  
      if args.list:
          try:
              speedtest.get_servers()
          except (ServersRetrievalError,) + HTTP_ERRORS:
              printer('Cannot retrieve speedtest server list', error=True)
              raise SpeedtestCLIError(get_exception())
  
          for _, servers in sorted(speedtest.servers.items()):
              for server in servers:
                  line = ('%(id)5s) %(sponsor)s (%(name)s, %(country)s) '
                          '[%(d)0.2f km]' % server)
                  try:
                      printer(line)
                  except IOError:
                      e = get_exception()
                      if e.errno != errno.EPIPE:
                          raise
          sys.exit(0)
  
      printer('Testing from %(isp)s (%(ip)s)...' % speedtest.config['client'],
              quiet)
  
      if not args.mini:
          printer('Retrieving speedtest.net server list...', quiet)
          try:
              speedtest.get_servers(servers=args.server, exclude=args.exclude)
          except NoMatchedServers:
              raise SpeedtestCLIError(
                  'No matched servers: %s' %
                  ', '.join('%s' % s for s in args.server)
              )
          except (ServersRetrievalError,) + HTTP_ERRORS:
              printer('Cannot retrieve speedtest server list', error=True)
              raise SpeedtestCLIError(get_exception())
          except InvalidServerIDType:
              raise SpeedtestCLIError(
                  '%s is an invalid server type, must '
                  'be an int' % ', '.join('%s' % s for s in args.server)
              )
  
          if args.server and len(args.server) == 1:
              printer('Retrieving information for the selected server...', quiet)
          else:
              printer('Selecting best server based on ping...', quiet)
          speedtest.get_best_server()
      elif args.mini:
          speedtest.get_best_server(speedtest.set_mini_server(args.mini))
  
      results = speedtest.results
  
      printer('Hosted by %(sponsor)s (%(name)s) [%(d)0.2f km]: '
              '%(latency)s ms' % results.server, quiet)
  
      if args.download:
          printer('Testing download speed', quiet,
                  end=('', '\n')[bool(debug)])
          speedtest.download(
              callback=callback,
              threads=(None, 1)[args.single]
          )
          printer('Download: %0.2f M%s/s' %
                  ((results.download / 1000.0 / 1000.0) / args.units[1],
                   args.units[0]),
                  quiet)
      else:
          printer('Skipping download test', quiet)
  
      if args.upload:
          printer('Testing upload speed', quiet,
                  end=('', '\n')[bool(debug)])
          speedtest.upload(
              callback=callback,
              pre_allocate=args.pre_allocate,
              threads=(None, 1)[args.single]
          )
          printer('Upload: %0.2f M%s/s' %
                  ((results.upload / 1000.0 / 1000.0) / args.units[1],
                   args.units[0]),
                  quiet)
      else:
          printer('Skipping upload test', quiet)
  
      printer('Results:\n%r' % results.dict(), debug=True)
  
      if not args.simple and args.share:
          results.share()
  
      if args.simple:
          printer('Ping: %s ms\nDownload: %0.2f M%s/s\nUpload: %0.2f M%s/s' %
                  (results.ping,
                   (results.download / 1000.0 / 1000.0) / args.units[1],
                   args.units[0],
                   (results.upload / 1000.0 / 1000.0) / args.units[1],
                   args.units[0]))
      elif args.csv:
          printer(results.csv(delimiter=args.csv_delimiter))
      elif args.json:
          printer(results.json())
  
      if args.share and not machine_format:
          printer('Share results: %s' % results.share())
  
  
  def main():
      try:
          shell()
      except KeyboardInterrupt:
          printer('\nCancelling...', error=True)
      except (SpeedtestException, SystemExit):
          e = get_exception()
          # Ignore a successful exit, or argparse exit
          if getattr(e, 'code', 1) not in (0, 2):
              msg = '%s' % e
              if not msg:
                  msg = '%r' % e
              raise SystemExit('ERROR: %s' % msg)
  
  
  if __name__ == '__main__':
      main()
  
  os.system("python3 language/italiano/console.py")