2019-06-28T04:41:20 Created temporary directory: /tmp/pip-ephem-wheel-cache-qchu9fui
2019-06-28T04:41:20 Created temporary directory: /tmp/pip-req-tracker-npwyd_yw
2019-06-28T04:41:20 Created requirements tracker '/tmp/pip-req-tracker-npwyd_yw'
2019-06-28T04:41:20 Created temporary directory: /tmp/pip-wheel-rc2mcs4t
2019-06-28T04:41:20 Collecting pkgextension==0.1
2019-06-28T04:41:20   1 location(s) to search for versions of pkgextension:
2019-06-28T04:41:20   * https://pypi.org/simple/pkgextension/
2019-06-28T04:41:20   Getting page https://pypi.org/simple/pkgextension/
2019-06-28T04:41:20   Analyzing links from page https://pypi.org/simple/pkgextension/
2019-06-28T04:41:20     Found link https://files.pythonhosted.org/packages/ac/c9/f401451a1703b36d7971bfc72c7a517e32a0d57205aee544af33a3de4e43/pkgextension-0.1-0-gf0fdf90.tar.gz#sha256=e52a9aac7dae12d80bfff1e3e0b8b9698340693cad0dbecd29625b9ebe26764b (from https://pypi.org/simple/pkgextension/), version: 0.1-0-gf0fdf90
2019-06-28T04:41:20   ERROR: Could not find a version that satisfies the requirement pkgextension==0.1 (from versions: 0.1-0-gf0fdf90)
2019-06-28T04:41:20 Cleaning up...
2019-06-28T04:41:20 Removed build tracker '/tmp/pip-req-tracker-npwyd_yw'
2019-06-28T04:41:20 ERROR: No matching distribution found for pkgextension==0.1
2019-06-28T04:41:20 Exception information:
2019-06-28T04:41:20 Traceback (most recent call last):
2019-06-28T04:41:20   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-28T04:41:20     status = self.run(options, args)
2019-06-28T04:41:20   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-28T04:41:20     resolver.resolve(requirement_set)
2019-06-28T04:41:20   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-28T04:41:20     self._resolve_one(requirement_set, req)
2019-06-28T04:41:20   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-28T04:41:20     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-28T04:41:20   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-28T04:41:20     self.require_hashes
2019-06-28T04:41:20   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 282, in prepare_linked_requirement
2019-06-28T04:41:20     req.populate_link(finder, upgrade_allowed, require_hashes)
2019-06-28T04:41:20   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 198, in populate_link
2019-06-28T04:41:20     self.link = finder.find_requirement(self, upgrade)
2019-06-28T04:41:20   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index.py", line 792, in find_requirement
2019-06-28T04:41:20     'No matching distribution found for %s' % req
2019-06-28T04:41:20 pip._internal.exceptions.DistributionNotFound: No matching distribution found for pkgextension==0.1