2020-04-15T14:45:45,070 Created temporary directory: /tmp/pip-ephem-wheel-cache-1q1yrfk2
2020-04-15T14:45:45,075 Created temporary directory: /tmp/pip-req-tracker-v5548srk
2020-04-15T14:45:45,075 Initialized build tracking at /tmp/pip-req-tracker-v5548srk
2020-04-15T14:45:45,076 Created build tracker: /tmp/pip-req-tracker-v5548srk
2020-04-15T14:45:45,077 Entered build tracker: /tmp/pip-req-tracker-v5548srk
2020-04-15T14:45:45,078 Created temporary directory: /tmp/pip-wheel-kk62ywf3
2020-04-15T14:45:45,083 1 location(s) to search for versions of backtest:
2020-04-15T14:45:45,083 * https://pypi.org/simple/backtest/
2020-04-15T14:45:45,084 Fetching project page and analyzing links: https://pypi.org/simple/backtest/
2020-04-15T14:45:45,085 Getting page https://pypi.org/simple/backtest/
2020-04-15T14:45:45,087 Found index url https://pypi.org/simple
2020-04-15T14:45:45,090 Getting credentials from keyring for https://pypi.org/simple
2020-04-15T14:45:45,091 Getting credentials from keyring for pypi.org
2020-04-15T14:45:45,306   Skipping link: No binaries permitted for backtest: https://files.pythonhosted.org/packages/c6/e8/8f017aa2e827ce63433ca24f3642243164d6720d171314f7f6360f67523a/backtest-0.7.1a0-py3-none-any.whl#sha256=7f4364df8d5246de9731998cabb79e6ae126e17ede1e6267bfec7a3c9e65e66e (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-15T14:45:45,307   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/28/93/2b876ba17940cd8dd8f34538e78bbb6bbd7fe1c8a7c32f589dd906a409cd/backtest-0.7.1a0.tar.gz#sha256=48bdc7fbe509e460d204aaa792900ac57d1e957370264b144a39075d9310d428 (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-15T14:45:45,308   Skipping link: No binaries permitted for backtest: https://files.pythonhosted.org/packages/d7/ce/418f96744942943bb44e489c0992152e4e9439a910c6e35da305b31386a0/backtest-0.7.1a2-py3-none-any.whl#sha256=1230dafe10cb9d64441d5d18faa367cde3aa677795961b0726bdfb6fc8c0a76c (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-15T14:45:45,309   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/b7/18/a2857597d15a5a79f88c2e7acb02bcd4d62b909ac7976e783e073e75e431/backtest-0.7.1a2.tar.gz#sha256=f79aff42d1c8000558f501eb34ca00f31e64e0282614f47ce4ce85c470509553 (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-15T14:45:45,315 Given no hashes to check 0 links for project 'backtest': discarding no candidates
2020-04-15T14:45:45,316 ERROR: Could not find a version that satisfies the requirement backtest==0.7.1a2 (from versions: none)
2020-04-15T14:45:45,317 Cleaning up...
2020-04-15T14:45:45,322 Removed build tracker: '/tmp/pip-req-tracker-v5548srk'
2020-04-15T14:45:45,325 ERROR: No matching distribution found for backtest==0.7.1a2
2020-04-15T14:45:45,325 Exception information:
2020-04-15T14:45:45,325 Traceback (most recent call last):
2020-04-15T14:45:45,325   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 186, in _main
2020-04-15T14:45:45,325     status = self.run(options, args)
2020-04-15T14:45:45,325   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 161, in run
2020-04-15T14:45:45,325     resolver.resolve(requirement_set)
2020-04-15T14:45:45,325   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 177, in resolve
2020-04-15T14:45:45,325     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-04-15T14:45:45,325   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 333, in _resolve_one
2020-04-15T14:45:45,325     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-04-15T14:45:45,325   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 281, in _get_abstract_dist_for
2020-04-15T14:45:45,325     req.populate_link(self.finder, upgrade_allowed, require_hashes)
2020-04-15T14:45:45,325   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 249, in populate_link
2020-04-15T14:45:45,325     self.link = finder.find_requirement(self, upgrade)
2020-04-15T14:45:45,325   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 927, in find_requirement
2020-04-15T14:45:45,325     'No matching distribution found for %s' % req
2020-04-15T14:45:45,325 pip._internal.exceptions.DistributionNotFound: No matching distribution found for backtest==0.7.1a2