2019-06-29T20:28:47 Created temporary directory: /tmp/pip-ephem-wheel-cache-bcrxlc5v
2019-06-29T20:28:47 Created temporary directory: /tmp/pip-req-tracker-nog_hwy2
2019-06-29T20:28:47 Created requirements tracker '/tmp/pip-req-tracker-nog_hwy2'
2019-06-29T20:28:47 Created temporary directory: /tmp/pip-wheel-6ftz9e2l
2019-06-29T20:28:47 Collecting aspyc==0
2019-06-29T20:28:47   1 location(s) to search for versions of aspyc:
2019-06-29T20:28:47   * https://pypi.org/simple/aspyc/
2019-06-29T20:28:47   Getting page https://pypi.org/simple/aspyc/
2019-06-29T20:28:47   Analyzing links from page https://pypi.org/simple/aspyc/
2019-06-29T20:28:47     Skipping link https://files.pythonhosted.org/packages/ec/e7/384d225c7c245cb31b8d2701a821fc5b8c89c49675ccb26fbdd019814b12/aspyc.tar.gz#sha256=0c012d1a39eda1ee14ee5c952a6960ebf426a51048a330f5d125f9ad9a8486be (from https://pypi.org/simple/aspyc/); Missing project version for aspyc
2019-06-29T20:28:47   ERROR: Could not find a version that satisfies the requirement aspyc==0 (from versions: none)
2019-06-29T20:28:47 Cleaning up...
2019-06-29T20:28:47 Removed build tracker '/tmp/pip-req-tracker-nog_hwy2'
2019-06-29T20:28:47 ERROR: No matching distribution found for aspyc==0
2019-06-29T20:28:47 Exception information:
2019-06-29T20:28:47 Traceback (most recent call last):
2019-06-29T20:28:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-29T20:28:47     status = self.run(options, args)
2019-06-29T20:28:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-29T20:28:47     resolver.resolve(requirement_set)
2019-06-29T20:28:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-29T20:28:47     self._resolve_one(requirement_set, req)
2019-06-29T20:28:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-29T20:28:47     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-29T20:28:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-29T20:28:47     self.require_hashes
2019-06-29T20:28:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 282, in prepare_linked_requirement
2019-06-29T20:28:47     req.populate_link(finder, upgrade_allowed, require_hashes)
2019-06-29T20:28:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 198, in populate_link
2019-06-29T20:28:47     self.link = finder.find_requirement(self, upgrade)
2019-06-29T20:28:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index.py", line 792, in find_requirement
2019-06-29T20:28:47     'No matching distribution found for %s' % req
2019-06-29T20:28:47 pip._internal.exceptions.DistributionNotFound: No matching distribution found for aspyc==0