title: error with parse function in lxml
body: <p>i have installed lxml2.2.2 on windows platform(i m using python version 2.6.5).i tried this simple command: </p>
  
  <pre><code>from lxml.html import parse 
  p= parse(‘http://www.google.com’).getroot()
  </code></pre>
  
  <p>but i am getting the following error:</p>
  
  <pre><code>Traceback (most recent call last):
  File “”, line 1, in p=parse(‘http://www.google.com’).getroot()
  File “C:\Python26\lib\site-packages\lxml-2.2.2-py2.6-win32.egg\lxml\html_init_.py”, line 661, in parse return etree.parse(filenameorurl, parser, baseurl=baseurl, **kw) 
  File “lxml.etree.pyx”, line 2698, in lxml.etree.parse (src/lxml/lxml.etree.c:49590) 
  File “parser.pxi”, line 1491, in lxml.etree.parseDocument (src/lxml/lxml.etree.c:71205) File “parser.pxi”, line 1520, in lxml.etree.parseDocumentFromURL (src/lxml/lxml.etree.c:71488) 
  File “parser.pxi”, line 1420, in lxml.etree.parseDocFromFile (src/lxml/lxml.etree.c:70583)
  File “parser.pxi”, line 975, in lxml.etree.BaseParser.parseDocFrom
  File (src/lxml/lxml.etree.c:67736)
  File “parser.pxi”, line 539, in lxml.etree.ParserContext.handleParseResultDoc (src/lxml/lxml.etree.c:63820) 
  File “parser.pxi”, line 625, in lxml.etree.handleParseResult (src/lxml/lxml.etree.c:64741)
  File “parser.pxi”, line 563, in lxml.etree._raiseParseError (src/lxml/lxml.etree.c:64056)
  IOError: Error reading file ‘http://www.google.com’: failed to load external entity “http://www.google.com”
  </code></pre>
  
  <p>i am clueless as to what to do next as i am a newbie to python. please guide me to solve this error. thanks in advance!! :)</p>