2019-06-29T21:39:26 Created temporary directory: /tmp/pip-ephem-wheel-cache-3z4abigj
2019-06-29T21:39:26 Created temporary directory: /tmp/pip-req-tracker-rffxlmdi
2019-06-29T21:39:26 Created requirements tracker '/tmp/pip-req-tracker-rffxlmdi'
2019-06-29T21:39:26 Created temporary directory: /tmp/pip-wheel-vvox_ve7
2019-06-29T21:39:26 Collecting onlyonce==0.0.3
2019-06-29T21:39:26   1 location(s) to search for versions of onlyonce:
2019-06-29T21:39:26   * https://pypi.org/simple/onlyonce/
2019-06-29T21:39:26   Getting page https://pypi.org/simple/onlyonce/
2019-06-29T21:39:26   Analyzing links from page https://pypi.org/simple/onlyonce/
2019-06-29T21:39:26     Found link https://files.pythonhosted.org/packages/3b/c5/23f32d769ed63a4c9bad2288d09af7fce86183f4aac5ee04772b16d5b84a/onlyonce-0.0.2.tar.gz#sha256=63bee74ceb9088d83611c557f0aa948c9b4526cecf7eb3a12e011b971e7e8d57 (from https://pypi.org/simple/onlyonce/), version: 0.0.2
2019-06-29T21:39:26     Found link https://files.pythonhosted.org/packages/05/41/413b83bdfce9902f76923be7211fe153080c8987b6d3ba28bb64e4b9a9f1/onlyonce-0.0.3.tar.gz#sha256=0ae78a5d6040a806529cdf8b463893339bf5ad38eac315d91089f8019f701e23 (from https://pypi.org/simple/onlyonce/), version: 0.0.3
2019-06-29T21:39:26   Using version 0.0.3 (newest of versions: 0.0.3)
2019-06-29T21:39:26   Created temporary directory: /tmp/pip-unpack-d_mj5z_h
2019-06-29T21:39:26   Downloading https://files.pythonhosted.org/packages/05/41/413b83bdfce9902f76923be7211fe153080c8987b6d3ba28bb64e4b9a9f1/onlyonce-0.0.3.tar.gz
2019-06-29T21:39:26   Downloading from URL https://files.pythonhosted.org/packages/05/41/413b83bdfce9902f76923be7211fe153080c8987b6d3ba28bb64e4b9a9f1/onlyonce-0.0.3.tar.gz#sha256=0ae78a5d6040a806529cdf8b463893339bf5ad38eac315d91089f8019f701e23 (from https://pypi.org/simple/onlyonce/)
2019-06-29T21:39:27   Added onlyonce==0.0.3 from https://files.pythonhosted.org/packages/05/41/413b83bdfce9902f76923be7211fe153080c8987b6d3ba28bb64e4b9a9f1/onlyonce-0.0.3.tar.gz#sha256=0ae78a5d6040a806529cdf8b463893339bf5ad38eac315d91089f8019f701e23 to build tracker '/tmp/pip-req-tracker-rffxlmdi'
2019-06-29T21:39:27     Running setup.py (path:/tmp/pip-wheel-vvox_ve7/onlyonce/setup.py) egg_info for package onlyonce
2019-06-29T21:39:27     Running command python setup.py egg_info
2019-06-29T21:39:28     Traceback (most recent call last):
2019-06-29T21:39:28       File "<string>", line 1, in <module>
2019-06-29T21:39:28       File "/tmp/pip-wheel-vvox_ve7/onlyonce/setup.py", line 2, in <module>
2019-06-29T21:39:28         from onlyonce import __version__
2019-06-29T21:39:28       File "/tmp/pip-wheel-vvox_ve7/onlyonce/onlyonce.py", line 122
2019-06-29T21:39:28         print '{0}:{1}:{2}'.format(level, now, text)
2019-06-29T21:39:28                           ^
2019-06-29T21:39:28     SyntaxError: invalid syntax
2019-06-29T21:39:28 Cleaning up...
2019-06-29T21:39:28   Removing source in /tmp/pip-wheel-vvox_ve7/onlyonce
2019-06-29T21:39:28 Removed onlyonce==0.0.3 from https://files.pythonhosted.org/packages/05/41/413b83bdfce9902f76923be7211fe153080c8987b6d3ba28bb64e4b9a9f1/onlyonce-0.0.3.tar.gz#sha256=0ae78a5d6040a806529cdf8b463893339bf5ad38eac315d91089f8019f701e23 from build tracker '/tmp/pip-req-tracker-rffxlmdi'
2019-06-29T21:39:28 Removed build tracker '/tmp/pip-req-tracker-rffxlmdi'
2019-06-29T21:39:28 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-vvox_ve7/onlyonce/
2019-06-29T21:39:28 Exception information:
2019-06-29T21:39:28 Traceback (most recent call last):
2019-06-29T21:39:28   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-29T21:39:28     status = self.run(options, args)
2019-06-29T21:39:28   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-29T21:39:28     resolver.resolve(requirement_set)
2019-06-29T21:39:28   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-29T21:39:28     self._resolve_one(requirement_set, req)
2019-06-29T21:39:28   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-29T21:39:28     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-29T21:39:28   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-29T21:39:28     self.require_hashes
2019-06-29T21:39:28   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-29T21:39:28     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-29T21:39:28   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-29T21:39:28     self.req.prepare_metadata()
2019-06-29T21:39:28   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-29T21:39:28     self.run_egg_info()
2019-06-29T21:39:28   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-29T21:39:28     command_desc='python setup.py egg_info')
2019-06-29T21:39:28   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-29T21:39:28     % (command_desc, proc.returncode, cwd))
2019-06-29T21:39:28 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-vvox_ve7/onlyonce/