Traceback (most recent call last):

 "C:\Users\ehsan\Anaconda3\lib\site-packages\requests\packages\urllib3\response.py", line 226, in _error_catcher
yield

 "C:\Users\ehsan\Anaconda3\lib\site-packages\requests\packages\urllib3\response.py", line 301, in read
data = self._fp.read(amt)

 "C:\Users\ehsan\Anaconda3\lib\http\client.py", line 433, in read
n = self.readinto(b)

 "C:\Users\ehsan\Anaconda3\lib\http\client.py", line 473, in readinto
n = self.fp.readinto(b)

 "C:\Users\ehsan\Anaconda3\lib\socket.py", line 575, in readinto
return self._sock.recv_into(b)

 "C:\Users\ehsan\Anaconda3\lib\ssl.py", line 924, in recv_into
return self.read(nbytes, buffer)

 "C:\Users\ehsan\Anaconda3\lib\ssl.py", line 786, in read
return self._sslobj.read(len, buffer)

 "C:\Users\ehsan\Anaconda3\lib\ssl.py", line 570, in read
v = self._sslobj.read(len, buffer)ConnectionResetError: [WinError 10054] An existing connection was forcibly closed by the remote host
Traceback (most recent call last):

 "/usr/local/lib/python2.7/site-packages/pip/basecommand.py", line 215, in main
status = self.run(options, args)

 "/usr/local/lib/python2.7/site-packages/pip/commands/install.py", line 317, in run
prefix=options.prefix_path,

 "/usr/local/lib/python2.7/site-packages/pip/req/req_set.py", line 736, in install
requirement.uninstall(auto_confirm=True)

 "/usr/local/lib/python2.7/site-packages/pip/req/req_install.py", line 742, in uninstall
paths_to_remove.remove(auto_confirm)

 "/usr/local/lib/python2.7/site-packages/pip/req/req_uninstall.py", line 115, in remove
renames(path, new_path)

 "/usr/local/lib/python2.7/site-packages/pip/utils/__init__.py", line 267, in renames
shutil.move(old, new)

 "/usr/local/Cellar/python/2.7.11/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 303, in move
os.unlink(src)OSError: [Errno 13] Permission denied: '/usr/local/lib/python2.7/site-packages/colorama-0.3.3.dist-info/DESCRIPTION.rst'