2019-11-06T00:40:51 Created temporary directory: /tmp/pip-ephem-wheel-cache-6wf_xwwp
2019-11-06T00:40:51 Created temporary directory: /tmp/pip-req-tracker-u5vha69t
2019-11-06T00:40:51 Created requirements tracker '/tmp/pip-req-tracker-u5vha69t'
2019-11-06T00:40:51 Created temporary directory: /tmp/pip-wheel-i0j_7h96
2019-11-06T00:40:51 Collecting lens-interface==0.0.28
2019-11-06T00:40:51   1 location(s) to search for versions of lens-interface:
2019-11-06T00:40:51   * https://pypi.org/simple/lens-interface/
2019-11-06T00:40:51   Getting page https://pypi.org/simple/lens-interface/
2019-11-06T00:40:51   Analyzing links from page https://pypi.org/simple/lens-interface/
2019-11-06T00:40:51     Found link https://files.pythonhosted.org/packages/b8/10/53b2672f1100bb86bcc3f90edf03209dd20d63bd9ce39379ff6eb2458c5b/lens-interface-0.0.26.tar.gz#sha256=c89a49e7cbb490827f9a108abb1ca8b70d1c4b2ec8b9340e43e7f3f7cdb09a49 (from https://pypi.org/simple/lens-interface/), version: 0.0.26
2019-11-06T00:40:51     Skipping link https://files.pythonhosted.org/packages/0e/a2/a6486bfc39a65a810c126579a0540866a305aeeb85fbf7c62aa5c2315580/lens_interface-0.0.26-py2-none-any.whl#sha256=4023709e6995e242fd439af41b550c1ab0be08e4886c03ab95bb011f32bf8ca2 (from https://pypi.org/simple/lens-interface/); it is not compatible with this Python
2019-11-06T00:40:51     Found link https://files.pythonhosted.org/packages/30/0b/0d7450bc05992d4291e5c53af01610c8a3ceac4d9e3fc88f984f28eaeb25/lens-interface-0.0.27.tar.gz#sha256=d34d82b3b27d17fe20988c6f3ea81a80377759135f798ca91c52facf45c11f0f (from https://pypi.org/simple/lens-interface/), version: 0.0.27
2019-11-06T00:40:51     Skipping link https://files.pythonhosted.org/packages/5d/c7/a810bb51240a58b45febea916cd37cd3728107b9093847d2b06bc551da16/lens_interface-0.0.27-py2-none-any.whl#sha256=ffa5ff348701a5c2b1784387b615542faff3a28e5736d607cf83844290bf25f4 (from https://pypi.org/simple/lens-interface/); it is not compatible with this Python
2019-11-06T00:40:51     Found link https://files.pythonhosted.org/packages/f3/7c/164298262d83560cea3593f40814b53ca9aa9103c691cf28a5ac76d535fa/lens-interface-0.0.28.tar.gz#sha256=f6e2642dc5cb2742157b332ae4512339973f5614d191443895630db87f92757d (from https://pypi.org/simple/lens-interface/), version: 0.0.28
2019-11-06T00:40:51     Skipping link https://files.pythonhosted.org/packages/af/55/3969fc129d22705058824f770f02df6e51cc1494e9a9466994b85a7fa94c/lens_interface-0.0.28-py2-none-any.whl#sha256=b4514c919812ba08b15667028346a94d1c17d65136732e10b5a62bd0ad4b4768 (from https://pypi.org/simple/lens-interface/); it is not compatible with this Python
2019-11-06T00:40:51   Using version 0.0.28 (newest of versions: 0.0.28)
2019-11-06T00:40:51   Created temporary directory: /tmp/pip-unpack-xpsr2kgw
2019-11-06T00:40:52   Downloading https://files.pythonhosted.org/packages/f3/7c/164298262d83560cea3593f40814b53ca9aa9103c691cf28a5ac76d535fa/lens-interface-0.0.28.tar.gz
2019-11-06T00:40:52   Downloading from URL https://files.pythonhosted.org/packages/f3/7c/164298262d83560cea3593f40814b53ca9aa9103c691cf28a5ac76d535fa/lens-interface-0.0.28.tar.gz#sha256=f6e2642dc5cb2742157b332ae4512339973f5614d191443895630db87f92757d (from https://pypi.org/simple/lens-interface/)
2019-11-06T00:40:52   Added lens-interface==0.0.28 from https://files.pythonhosted.org/packages/f3/7c/164298262d83560cea3593f40814b53ca9aa9103c691cf28a5ac76d535fa/lens-interface-0.0.28.tar.gz#sha256=f6e2642dc5cb2742157b332ae4512339973f5614d191443895630db87f92757d to build tracker '/tmp/pip-req-tracker-u5vha69t'
2019-11-06T00:40:52     Running setup.py (path:/tmp/pip-wheel-i0j_7h96/lens-interface/setup.py) egg_info for package lens-interface
2019-11-06T00:40:52     Running command python setup.py egg_info
2019-11-06T00:40:53     Traceback (most recent call last):
2019-11-06T00:40:53       File "<string>", line 1, in <module>
2019-11-06T00:40:53       File "/tmp/pip-wheel-i0j_7h96/lens-interface/setup.py", line 9, in <module>
2019-11-06T00:40:53         with open("requirements.txt", 'r') as requirements:
2019-11-06T00:40:53     FileNotFoundError: [Errno 2] No such file or directory: 'requirements.txt'
2019-11-06T00:40:53 Cleaning up...
2019-11-06T00:40:53   Removing source in /tmp/pip-wheel-i0j_7h96/lens-interface
2019-11-06T00:40:53 Removed lens-interface==0.0.28 from https://files.pythonhosted.org/packages/f3/7c/164298262d83560cea3593f40814b53ca9aa9103c691cf28a5ac76d535fa/lens-interface-0.0.28.tar.gz#sha256=f6e2642dc5cb2742157b332ae4512339973f5614d191443895630db87f92757d from build tracker '/tmp/pip-req-tracker-u5vha69t'
2019-11-06T00:40:53 Removed build tracker '/tmp/pip-req-tracker-u5vha69t'
2019-11-06T00:40:53 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-i0j_7h96/lens-interface/
2019-11-06T00:40:53 Exception information:
2019-11-06T00:40:53 Traceback (most recent call last):
2019-11-06T00:40:53   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-11-06T00:40:53     status = self.run(options, args)
2019-11-06T00:40:53   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-11-06T00:40:53     resolver.resolve(requirement_set)
2019-11-06T00:40:53   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-11-06T00:40:53     self._resolve_one(requirement_set, req)
2019-11-06T00:40:53   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-11-06T00:40:53     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-11-06T00:40:53   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-11-06T00:40:53     self.require_hashes
2019-11-06T00:40:53   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-11-06T00:40:53     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-11-06T00:40:53   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-11-06T00:40:53     self.req.prepare_metadata()
2019-11-06T00:40:53   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-11-06T00:40:53     self.run_egg_info()
2019-11-06T00:40:53   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-11-06T00:40:53     command_desc='python setup.py egg_info')
2019-11-06T00:40:53   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-11-06T00:40:53     % (command_desc, proc.returncode, cwd))
2019-11-06T00:40:53 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-i0j_7h96/lens-interface/