2019-06-30T21:35:36 Created temporary directory: /tmp/pip-ephem-wheel-cache-89uazleu
2019-06-30T21:35:36 Created temporary directory: /tmp/pip-req-tracker-gf9g_9cm
2019-06-30T21:35:36 Created requirements tracker '/tmp/pip-req-tracker-gf9g_9cm'
2019-06-30T21:35:36 Created temporary directory: /tmp/pip-wheel-acln7u0e
2019-06-30T21:35:36 Collecting poets==0.3.3
2019-06-30T21:35:36   1 location(s) to search for versions of poets:
2019-06-30T21:35:36   * https://pypi.org/simple/poets/
2019-06-30T21:35:36   Getting page https://pypi.org/simple/poets/
2019-06-30T21:35:36   Analyzing links from page https://pypi.org/simple/poets/
2019-06-30T21:35:37     Found link https://files.pythonhosted.org/packages/b0/8a/9a16ce3b21586d66d1818a9c6dd63e3a92c19cf0283f41a7e727d1e700bf/poets-0.1.0.tar.gz#sha256=b83b45be0d86b234cfcf098a89e1311338305838c9179d3d9f56207c0382a7a2 (from https://pypi.org/simple/poets/), version: 0.1.0
2019-06-30T21:35:37     Found link https://files.pythonhosted.org/packages/a8/58/7c93f01510b044b125b9787b34d695adfc8fa3b34a7890ff90ec72db33db/poets-0.2.0.tar.gz#sha256=eb6c8fa90a8399c3c1ca9da8d90cb95667f625f34b5f5c8210f26d58249d689c (from https://pypi.org/simple/poets/), version: 0.2.0
2019-06-30T21:35:37     Found link https://files.pythonhosted.org/packages/80/34/0f520b8072cb616478f69a16844e9ebb67de1de980c4f33058f7d2d1ed72/poets-0.3.0.tar.gz#sha256=a9a4df89cb1a19a21ef33e807f99feb886a24cd7b0a15501fb8ff9c11a64cd0f (from https://pypi.org/simple/poets/), version: 0.3.0
2019-06-30T21:35:37     Found link https://files.pythonhosted.org/packages/01/50/9e64b14b24ae89144726de95c1e739213d8b9b9d84c748d721322dbdd101/poets-0.3.2.tar.gz#sha256=4aae05160ff9c2d65fc15516d9a2a2202d88e90f23cf742f91188a2f5282ab96 (from https://pypi.org/simple/poets/), version: 0.3.2
2019-06-30T21:35:37     Found link https://files.pythonhosted.org/packages/26/1b/4f743dee8b79bce7991eee4ddae11135ef1c4b60e7dc4bbbfe527efa82dc/poets-0.3.3.tar.gz#sha256=b754b8b94ecdf6ebb5de4e27a939fa93462b018d1717dabfef03b0cbf66a079d (from https://pypi.org/simple/poets/), version: 0.3.3
2019-06-30T21:35:37     Found link https://files.pythonhosted.org/packages/a3/9c/9817549a7084d45e6f75bd33b642a9bc2a00ead4f9aea408c4eb28e62c28/poets-0.3.4.tar.gz#sha256=3fa1b9cd464b5f391adac5e87b4f1afa396d994c178aa0b973202e200634b494 (from https://pypi.org/simple/poets/), version: 0.3.4
2019-06-30T21:35:37     Found link https://files.pythonhosted.org/packages/3d/d3/acc90683a006270c58248445a9f4d06249488db810711963ef75e5bcb1d7/poets-0.3.5.tar.gz#sha256=97bb90542cf88cc924ecb88ba5f1b9e1ec3ac67333aaf50ec80c1fee3c9d4530 (from https://pypi.org/simple/poets/), version: 0.3.5
2019-06-30T21:35:37   Using version 0.3.3 (newest of versions: 0.3.3)
2019-06-30T21:35:37   Created temporary directory: /tmp/pip-unpack-ez8gp44q
2019-06-30T21:35:37   Downloading https://files.pythonhosted.org/packages/26/1b/4f743dee8b79bce7991eee4ddae11135ef1c4b60e7dc4bbbfe527efa82dc/poets-0.3.3.tar.gz (3.1MB)
2019-06-30T21:35:37   Downloading from URL https://files.pythonhosted.org/packages/26/1b/4f743dee8b79bce7991eee4ddae11135ef1c4b60e7dc4bbbfe527efa82dc/poets-0.3.3.tar.gz#sha256=b754b8b94ecdf6ebb5de4e27a939fa93462b018d1717dabfef03b0cbf66a079d (from https://pypi.org/simple/poets/)
2019-06-30T21:35:39   Added poets==0.3.3 from https://files.pythonhosted.org/packages/26/1b/4f743dee8b79bce7991eee4ddae11135ef1c4b60e7dc4bbbfe527efa82dc/poets-0.3.3.tar.gz#sha256=b754b8b94ecdf6ebb5de4e27a939fa93462b018d1717dabfef03b0cbf66a079d to build tracker '/tmp/pip-req-tracker-gf9g_9cm'
2019-06-30T21:35:39     Running setup.py (path:/tmp/pip-wheel-acln7u0e/poets/setup.py) egg_info for package poets
2019-06-30T21:35:39     Running command python setup.py egg_info
2019-06-30T21:35:42     error in poets setup command: 'install_requires' must be a string or list of strings containing valid project/version requirement specifiers; Invalid requirement, parse error at "','"
2019-06-30T21:35:42 Cleaning up...
2019-06-30T21:35:42   Removing source in /tmp/pip-wheel-acln7u0e/poets
2019-06-30T21:35:42 Removed poets==0.3.3 from https://files.pythonhosted.org/packages/26/1b/4f743dee8b79bce7991eee4ddae11135ef1c4b60e7dc4bbbfe527efa82dc/poets-0.3.3.tar.gz#sha256=b754b8b94ecdf6ebb5de4e27a939fa93462b018d1717dabfef03b0cbf66a079d from build tracker '/tmp/pip-req-tracker-gf9g_9cm'
2019-06-30T21:35:42 Removed build tracker '/tmp/pip-req-tracker-gf9g_9cm'
2019-06-30T21:35:42 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-acln7u0e/poets/
2019-06-30T21:35:42 Exception information:
2019-06-30T21:35:42 Traceback (most recent call last):
2019-06-30T21:35:42   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-30T21:35:42     status = self.run(options, args)
2019-06-30T21:35:42   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-30T21:35:42     resolver.resolve(requirement_set)
2019-06-30T21:35:42   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-30T21:35:42     self._resolve_one(requirement_set, req)
2019-06-30T21:35:42   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-30T21:35:42     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-30T21:35:42   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-30T21:35:42     self.require_hashes
2019-06-30T21:35:42   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-30T21:35:42     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-30T21:35:42   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-30T21:35:42     self.req.prepare_metadata()
2019-06-30T21:35:42   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-30T21:35:42     self.run_egg_info()
2019-06-30T21:35:42   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-30T21:35:42     command_desc='python setup.py egg_info')
2019-06-30T21:35:42   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-30T21:35:42     % (command_desc, proc.returncode, cwd))
2019-06-30T21:35:42 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-acln7u0e/poets/