python - Error: No distributions at all found for prettytable>0.7 -


i trying install openstack using devstack on ubuntu 12.04. error getting:

+ set +o xtrace + sudo pip_download_cache=/var/cache/pip http_proxy= https_proxy= no_proxy= /usr/local/bin/pip install --build=/tmp/pip-build.9bpnh 'prettytable>0.7' downloading/unpacking prettytable>0.7   cannot fetch index base url https://pypi.python.org/simple/   not find downloads satisfy requirement prettytable>0.7 cleaning up... no distributions @ found prettytable>0.7 storing complete log in /home/vagrant/.pip/pip.log

here log:

vagrant@precise32:~/devstack$ cat /home/vagrant/.pip/pip.log  ------------------------------------------------------------ /usr/local/bin/pip run on fri apr 11 12:02:37 2014 downloading/unpacking prettytable>0.7    getting page https://pypi.python.org/simple/prettytable/   not fetch url https://pypi.python.org/simple/prettytable/: <urlopen error [errno 111] connection refused>   skip url https://pypi.python.org/simple/prettytable/ when looking download links prettytable>0.7   getting page https://pypi.python.org/simple/   not fetch url https://pypi.python.org/simple/: <urlopen error [errno 111] connection refused>   skip url https://pypi.python.org/simple/ when looking download links prettytable>0.7   cannot fetch index base url https://pypi.python.org/simple/    urls search versions prettytable>0.7:   * https://pypi.python.org/simple/prettytable/   getting page https://pypi.python.org/simple/prettytable/   not fetch url https://pypi.python.org/simple/prettytable/: <urlopen error [errno 111] connection refused>   skip url https://pypi.python.org/simple/prettytable/ when looking download links prettytable>0.7   not find downloads satisfy requirement prettytable>0.7  cleaning up...  no distributions @ found prettytable>0.7  exception information: traceback (most recent call last):   file "/usr/local/lib/python2.7/dist-packages/pip-1.4.1-py2.7.egg/pip/basecommand.py", line 134, in main     status = self.run(options, args)   file "/usr/local/lib/python2.7/dist-packages/pip-1.4.1-py2.7.egg/pip/commands/install.py", line 236, in run     requirement_set.prepare_files(finder, force_root_egg_info=self.bundle, bundle=self.bundle)   file "/usr/local/lib/python2.7/dist-packages/pip-1.4.1-py2.7.egg/pip/req.py", line 1085, in prepare_files     url = finder.find_requirement(req_to_install, upgrade=self.upgrade)   file "/usr/local/lib/python2.7/dist-packages/pip-1.4.1-py2.7.egg/pip/index.py", line 265, in find_requirement     raise distributionnotfound('no distributions @ found %s' % req) distributionnotfound: no distributions @ found prettytable>0.7

i not sure, why getting error, can please me figure out.


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