>>> # Get all projects viewable by anonymous users.
... projects = jira.projects()
Traceback (most recent call last):
File "<stdin>", line 2, in <module>
File "C:\Python27\lib\site-packages\jira_python-0.16-py2.7.egg\jira\client.py", line 941, in projects
r_json = self._get_json('project')
File "C:\Python27\lib\site-packages\jira_python-0.16-py2.7.egg\jira\client.py", line 1526, in _get_json
r = self._session.get(url, params=params, headers=self._options['headers'])
File "C:\Python27\lib\site-packages\requests-2.2.1-py2.7.egg\requests\sessions.py", line 395, in get
return self.request('GET', url, **kwargs)
File "C:\Python27\lib\site-packages\requests-2.2.1-py2.7.egg\requests\sessions.py", line 383, in request
resp = self.send(prep, **send_kwargs)
File "C:\Python27\lib\site-packages\requests-2.2.1-py2.7.egg\requests\sessions.py", line 486, in send
r = adapter.send(request, **kwargs)
File "C:\Python27\lib\site-packages\requests-2.2.1-py2.7.egg\requests\adapters.py", line 381, in send
raise ProxyError(e)
**requests.exceptions.ProxyError: Cannot connect to proxy. Socket error: Tunnel connection failed: 407 authenticationrequired.**
你能请任何人帮助我如何解决这个问题。