2019-06-27T16:26:33 Created temporary directory: /tmp/pip-ephem-wheel-cache-s7uktbpc
2019-06-27T16:26:33 Created temporary directory: /tmp/pip-req-tracker-f_hy_4zl
2019-06-27T16:26:33 Created requirements tracker '/tmp/pip-req-tracker-f_hy_4zl'
2019-06-27T16:26:33 Created temporary directory: /tmp/pip-wheel-a__ydi9p
2019-06-27T16:26:33 Collecting Nodes==1.2
2019-06-27T16:26:33   1 location(s) to search for versions of Nodes:
2019-06-27T16:26:33   * https://pypi.org/simple/nodes/
2019-06-27T16:26:33   Getting page https://pypi.org/simple/nodes/
2019-06-27T16:26:33   Analyzing links from page https://pypi.org/simple/nodes/
2019-06-27T16:26:33     Skipping link https://files.pythonhosted.org/packages/9b/b9/385fdd56e2ca06a76c786b7916019f0bb101c98b26e53ef6def435e02c62/Nodes-1.0rc1-py2.4.egg#sha256=6dc7fea5c841db1b613f14337738d5cd79bdfcd95b757865c1176acac9dea128 (from https://pypi.org/simple/nodes/); unsupported archive format: .egg
2019-06-27T16:26:33     Found link https://files.pythonhosted.org/packages/f4/a1/f49f5175693ae27a1b15afb628549452b75a65a8265d26d2793cde11ffd0/Nodes-1.0rc1.tar.gz#sha256=24d2b48eaa76823291bb85787564e8e7b785c5f2a4774581185eb7839c4c8b30 (from https://pypi.org/simple/nodes/), version: 1.0rc1
2019-06-27T16:26:33     Skipping link https://files.pythonhosted.org/packages/56/c7/9931affc9c1e5d80357e6040fb4f23d380e4317def4f7af5065eb916d994/Nodes-1.0rc2-py2.4.egg#sha256=bbff4cf5b7c02a163099d415590c9fd9390d9f75d5cf6f798caa2668577e1b27 (from https://pypi.org/simple/nodes/); unsupported archive format: .egg
2019-06-27T16:26:33     Skipping link https://files.pythonhosted.org/packages/14/29/9f016535a562e211c778000a9578efd7974f14b307ff625d33e2d15829f8/Nodes-1.0-py2.5.egg#sha256=d99c124e8129f90c3be0b26914e28841e664ec04ec75db3c658e7acf0fe64b6a (from https://pypi.org/simple/nodes/); unsupported archive format: .egg
2019-06-27T16:26:33     Skipping link https://files.pythonhosted.org/packages/2a/15/25555fd482de369e0b02b677f195ddf08d318ce128d921240c1ed5b7e66a/Nodes-1.2-py2.5.egg#sha256=6f413d9c3c1a86cdba2e38758ef6f237fa2d395df36103fcee839a4cf9fc0acd (from https://pypi.org/simple/nodes/); unsupported archive format: .egg
2019-06-27T16:26:33     Found link https://files.pythonhosted.org/packages/4e/6d/b37fc2702b12a553a736597837a822b4387e39b2ba45c3ac2cc9c50eace3/Nodes-1.2.tar.gz#sha256=33069ba87d1c3e221cd6ad3eb0eeeed84177be8d8aceae7e7d5c4fce9616217b (from https://pypi.org/simple/nodes/), version: 1.2
2019-06-27T16:26:33   Using version 1.2 (newest of versions: 1.2)
2019-06-27T16:26:33   Created temporary directory: /tmp/pip-unpack-9av8ws2g
2019-06-27T16:26:33   Downloading https://files.pythonhosted.org/packages/4e/6d/b37fc2702b12a553a736597837a822b4387e39b2ba45c3ac2cc9c50eace3/Nodes-1.2.tar.gz (190kB)
2019-06-27T16:26:33   Downloading from URL https://files.pythonhosted.org/packages/4e/6d/b37fc2702b12a553a736597837a822b4387e39b2ba45c3ac2cc9c50eace3/Nodes-1.2.tar.gz#sha256=33069ba87d1c3e221cd6ad3eb0eeeed84177be8d8aceae7e7d5c4fce9616217b (from https://pypi.org/simple/nodes/)
2019-06-27T16:26:34   Added Nodes==1.2 from https://files.pythonhosted.org/packages/4e/6d/b37fc2702b12a553a736597837a822b4387e39b2ba45c3ac2cc9c50eace3/Nodes-1.2.tar.gz#sha256=33069ba87d1c3e221cd6ad3eb0eeeed84177be8d8aceae7e7d5c4fce9616217b to build tracker '/tmp/pip-req-tracker-f_hy_4zl'
2019-06-27T16:26:34     Running setup.py (path:/tmp/pip-wheel-a__ydi9p/Nodes/setup.py) egg_info for package Nodes
2019-06-27T16:26:34     Running command python setup.py egg_info
2019-06-27T16:26:36     Traceback (most recent call last):
2019-06-27T16:26:36       File "<string>", line 1, in <module>
2019-06-27T16:26:36       File "/tmp/pip-wheel-a__ydi9p/Nodes/setup.py", line 19, in <module>
2019-06-27T16:26:36         import ez_setup
2019-06-27T16:26:36       File "/tmp/pip-wheel-a__ydi9p/Nodes/ez_setup.py", line 98
2019-06-27T16:26:36         except pkg_resources.VersionConflict, e:
2019-06-27T16:26:36                                             ^
2019-06-27T16:26:36     SyntaxError: invalid syntax
2019-06-27T16:26:36 Cleaning up...
2019-06-27T16:26:36   Removing source in /tmp/pip-wheel-a__ydi9p/Nodes
2019-06-27T16:26:36 Removed Nodes==1.2 from https://files.pythonhosted.org/packages/4e/6d/b37fc2702b12a553a736597837a822b4387e39b2ba45c3ac2cc9c50eace3/Nodes-1.2.tar.gz#sha256=33069ba87d1c3e221cd6ad3eb0eeeed84177be8d8aceae7e7d5c4fce9616217b from build tracker '/tmp/pip-req-tracker-f_hy_4zl'
2019-06-27T16:26:36 Removed build tracker '/tmp/pip-req-tracker-f_hy_4zl'
2019-06-27T16:26:36 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-a__ydi9p/Nodes/
2019-06-27T16:26:36 Exception information:
2019-06-27T16:26:36 Traceback (most recent call last):
2019-06-27T16:26:36   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-27T16:26:36     status = self.run(options, args)
2019-06-27T16:26:36   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-27T16:26:36     resolver.resolve(requirement_set)
2019-06-27T16:26:36   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-27T16:26:36     self._resolve_one(requirement_set, req)
2019-06-27T16:26:36   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-27T16:26:36     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-27T16:26:36   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-27T16:26:36     self.require_hashes
2019-06-27T16:26:36   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-27T16:26:36     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-27T16:26:36   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-27T16:26:36     self.req.prepare_metadata()
2019-06-27T16:26:36   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-27T16:26:36     self.run_egg_info()
2019-06-27T16:26:36   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-27T16:26:36     command_desc='python setup.py egg_info')
2019-06-27T16:26:36   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-27T16:26:36     % (command_desc, proc.returncode, cwd))
2019-06-27T16:26:36 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-a__ydi9p/Nodes/