2019-07-13T08:17:09 Created temporary directory: /tmp/pip-ephem-wheel-cache-7q1p6q1_
2019-07-13T08:17:09 Created temporary directory: /tmp/pip-req-tracker-6hgp4f6c
2019-07-13T08:17:09 Created requirements tracker '/tmp/pip-req-tracker-6hgp4f6c'
2019-07-13T08:17:09 Created temporary directory: /tmp/pip-wheel-9cm5kwee
2019-07-13T08:17:09 Collecting asyncio-helper==0.1.2
2019-07-13T08:17:09   1 location(s) to search for versions of asyncio-helper:
2019-07-13T08:17:09   * https://pypi.org/simple/asyncio-helper/
2019-07-13T08:17:09   Getting page https://pypi.org/simple/asyncio-helper/
2019-07-13T08:17:09   Analyzing links from page https://pypi.org/simple/asyncio-helper/
2019-07-13T08:17:09     Found link https://files.pythonhosted.org/packages/12/f4/23c9b8ac583f5dc46f5218abb1a1a0785e1186faa0b003d98522dbfaa16a/asyncio-helper-0.1.0.linux-x86_64.tar.gz#sha256=27d3bffb5f10b922593df1c26ec10049257a7ff8fc0064f335477f68214f8a6a (from https://pypi.org/simple/asyncio-helper/), version: 0.1.0.linux-x86_64
2019-07-13T08:17:09     Found link https://files.pythonhosted.org/packages/42/2f/7fab2b330c2d62ec3d20ee0aaff7b74f6e78a5e993c49487a4c6a029a148/asyncio-helper-0.1.1.tar.gz#sha256=29ec7d126cd03ee074dd116b76e14fface9388f32f88a4ce328f09640054019a (from https://pypi.org/simple/asyncio-helper/), version: 0.1.1
2019-07-13T08:17:09     Found link https://files.pythonhosted.org/packages/07/b7/59901f6f8a6979b88175cd95a2aefda9f5c20f1a57b2bfc4c4f103182b92/asyncio-helper-0.1.2.linux-x86_64.tar.gz#sha256=911787d9b66c7d36219750e35a854bec86f3be31625ba2e80dba4ba8aa93a1ca (from https://pypi.org/simple/asyncio-helper/), version: 0.1.2.linux-x86_64
2019-07-13T08:17:09     Found link https://files.pythonhosted.org/packages/e6/96/880a6c33ecac24691cd7763c0727018c476226d08833eccd6ce77b006ee1/asyncio-helper-0.1.3.tar.gz#sha256=cd37a68a0bc9acd25bb1a67ec29a4ebc236244548069f0907d7959900348724e (from https://pypi.org/simple/asyncio-helper/), version: 0.1.3
2019-07-13T08:17:09   ERROR: Could not find a version that satisfies the requirement asyncio-helper==0.1.2 (from versions: 0.1.0.linux-x86_64, 0.1.2.linux-x86_64, 0.1.1, 0.1.3)
2019-07-13T08:17:09 Cleaning up...
2019-07-13T08:17:09 Removed build tracker '/tmp/pip-req-tracker-6hgp4f6c'
2019-07-13T08:17:09 ERROR: No matching distribution found for asyncio-helper==0.1.2
2019-07-13T08:17:09 Exception information:
2019-07-13T08:17:09 Traceback (most recent call last):
2019-07-13T08:17:09   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-07-13T08:17:09     status = self.run(options, args)
2019-07-13T08:17:09   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-07-13T08:17:09     resolver.resolve(requirement_set)
2019-07-13T08:17:09   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-07-13T08:17:09     self._resolve_one(requirement_set, req)
2019-07-13T08:17:09   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-07-13T08:17:09     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-07-13T08:17:09   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-07-13T08:17:09     self.require_hashes
2019-07-13T08:17:09   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 282, in prepare_linked_requirement
2019-07-13T08:17:09     req.populate_link(finder, upgrade_allowed, require_hashes)
2019-07-13T08:17:09   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 198, in populate_link
2019-07-13T08:17:09     self.link = finder.find_requirement(self, upgrade)
2019-07-13T08:17:09   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index.py", line 792, in find_requirement
2019-07-13T08:17:09     'No matching distribution found for %s' % req
2019-07-13T08:17:09 pip._internal.exceptions.DistributionNotFound: No matching distribution found for asyncio-helper==0.1.2