2021-07-04T19:33:16,362 Created temporary directory: /tmp/pip-ephem-wheel-cache-cdmwzm_2
2021-07-04T19:33:16,365 Created temporary directory: /tmp/pip-req-tracker-vjbq8a56
2021-07-04T19:33:16,365 Initialized build tracking at /tmp/pip-req-tracker-vjbq8a56
2021-07-04T19:33:16,366 Created build tracker: /tmp/pip-req-tracker-vjbq8a56
2021-07-04T19:33:16,366 Entered build tracker: /tmp/pip-req-tracker-vjbq8a56
2021-07-04T19:33:16,366 Created temporary directory: /tmp/pip-wheel-02c0hhg5
2021-07-04T19:33:16,396 1 location(s) to search for versions of expr-py:
2021-07-04T19:33:16,396 * https://pypi.org/simple/expr-py/
2021-07-04T19:33:16,397 Fetching project page and analyzing links: https://pypi.org/simple/expr-py/
2021-07-04T19:33:16,397 Getting page https://pypi.org/simple/expr-py/
2021-07-04T19:33:16,399 Found index url https://pypi.org/simple
2021-07-04T19:33:16,504   Found link https://files.pythonhosted.org/packages/12/8a/5badb65f9d2c64f30e5533e1ed07f3e011101ef2058a846f99c252e3c9bf/expr.py-0.1.0-py3-none-any.whl#sha256=2efeae2d56a44cb41f9a5f32806569b42976455b8d3408c7acf50f28a19ba2de (from https://pypi.org/simple/expr-py/) (requires-python:>=3.7.0), version: 0.1.0
2021-07-04T19:33:16,504   Found link https://files.pythonhosted.org/packages/54/56/0cb7b14febf211e90c6c249e1303a5370fbbad236a06491e24026b7e190d/expr.py-0.1.0.tar.gz#sha256=5dbb9836eefe1360328cd48cf66e8683f4ad027a4d7b52999b9b242728986653 (from https://pypi.org/simple/expr-py/) (requires-python:>=3.7.0), version: 0.1.0
2021-07-04T19:33:16,505   Found link https://files.pythonhosted.org/packages/c8/4a/b53bcf74d167fabdbefed9ea4eeda1868dc7d1f7911843150bb18e6dfb5c/expr.py-0.1.1-py3-none-any.whl#sha256=4de37d1bd96f6956c81eeb9bcb295738664f9d976f5ded52bacce6c6ba393084 (from https://pypi.org/simple/expr-py/) (requires-python:>=3.7.0), version: 0.1.1
2021-07-04T19:33:16,506   Found link https://files.pythonhosted.org/packages/52/bd/c88e430d38a99d61109a5573d7d6ebfe0c25dadacaff6504e1fa0930136a/expr.py-0.1.2-py3-none-any.whl#sha256=803515837edaebceddeb3887f65703f768d087afdcad4a4e6207dbb675ba74c3 (from https://pypi.org/simple/expr-py/) (requires-python:>=3.7.0), version: 0.1.2
2021-07-04T19:33:16,507   Found link https://files.pythonhosted.org/packages/22/19/5f9ced1dbb0e30835a7f91eb287d744dce85ac91d3dbb29e0ba8810702bb/expr.py-0.1.2.tar.gz#sha256=92cee76f0a7fd31cb23824c1613f75b8c3c90bbfb1fa154f41218b8f6e54da83 (from https://pypi.org/simple/expr-py/) (requires-python:>=3.7.0), version: 0.1.2
2021-07-04T19:33:16,507   Link requires a different Python (3.7.3 not in: '>=3.8.0'): https://files.pythonhosted.org/packages/3b/10/1322b4fed22d4f15c0fef3c61a3ad5bd48232fd74b0089d91384a76ca19c/expr.py-0.2.0-py3-none-any.whl#sha256=8e9f7531d7abbda168ac9037c0a26b2c85d83659d4a84554635094d51a5ac23b (from https://pypi.org/simple/expr-py/) (requires-python:>=3.8.0)
2021-07-04T19:33:16,508   Link requires a different Python (3.7.3 not in: '>=3.8.0'): https://files.pythonhosted.org/packages/fb/83/798dde7d73d08b41a02ac79cecf80bbc30dfce139c157be941775cb5bf73/expr.py-0.2.0.tar.gz#sha256=10a221eddb482ce09d15684be5de9bc70017916f566936cddcad30798d514793 (from https://pypi.org/simple/expr-py/) (requires-python:>=3.8.0)
2021-07-04T19:33:16,509   Link requires a different Python (3.7.3 not in: '>=3.8.0'): https://files.pythonhosted.org/packages/ba/e1/fdf2f01744b98ed273837b98d3e6f26708717633b602736fc8cb12789978/expr.py-0.2.1-py3-none-any.whl#sha256=33c3a312ddc06616b5ff2d51d67028aeb32f5011754a735300a2e987f20219d1 (from https://pypi.org/simple/expr-py/) (requires-python:>=3.8.0)
2021-07-04T19:33:16,509   Link requires a different Python (3.7.3 not in: '>=3.8.0'): https://files.pythonhosted.org/packages/9e/18/a03fe6ea01069e8e6c229a6860f8954c3f792265b59c8e54bafcbceee43b/expr.py-0.2.1.tar.gz#sha256=e69e8f207018502d918abab9d6c6477499007efc61a735f2478ddbdbd97d5579 (from https://pypi.org/simple/expr-py/) (requires-python:>=3.8.0)
2021-07-04T19:33:16,510   Link requires a different Python (3.7.3 not in: '>=3.8.0'): https://files.pythonhosted.org/packages/16/e9/5c6f9f936bbf261b75cd2982315f6e4e2c33b07078a816258d34520dc829/expr.py-0.2.2-py3-none-any.whl#sha256=a45bf345ec3aff05d17b9446906c8027b1450b789a09857bb6433ca5f903fcc6 (from https://pypi.org/simple/expr-py/) (requires-python:>=3.8.0)
2021-07-04T19:33:16,511   Link requires a different Python (3.7.3 not in: '>=3.8.0'): https://files.pythonhosted.org/packages/9d/49/75626902e06e3c03cc56db5246dcfd36d03e7215a755ca16ca34ec4a15dd/expr.py-0.2.2.tar.gz#sha256=141ec6ea4d81f3ff6318e8ed82c5f9f0b6b4941b7c6b41561558e50af5318f3b (from https://pypi.org/simple/expr-py/) (requires-python:>=3.8.0)
2021-07-04T19:33:16,511 Skipping link: not a file: https://pypi.org/simple/expr-py/
2021-07-04T19:33:16,512 Given no hashes to check 0 links for project 'expr-py': discarding no candidates
2021-07-04T19:33:16,513 ERROR: Could not find a version that satisfies the requirement expr-py==0.2.1 (from versions: 0.1.0, 0.1.1, 0.1.2)
2021-07-04T19:33:16,513 ERROR: No matching distribution found for expr-py==0.2.1
2021-07-04T19:33:16,513 Exception information:
2021-07-04T19:33:16,513 Traceback (most recent call last):
2021-07-04T19:33:16,513   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-04T19:33:16,513     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-04T19:33:16,513   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-07-04T19:33:16,513     raise RequirementsConflicted(criterion)
2021-07-04T19:33:16,513 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('expr-py==0.2.1')
2021-07-04T19:33:16,513 
2021-07-04T19:33:16,513 During handling of the above exception, another exception occurred:
2021-07-04T19:33:16,513 
2021-07-04T19:33:16,513 Traceback (most recent call last):
2021-07-04T19:33:16,513   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 128, in resolve
2021-07-04T19:33:16,513     requirements, max_rounds=try_to_avoid_resolution_too_deep
2021-07-04T19:33:16,513   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-04T19:33:16,513     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-04T19:33:16,513   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-07-04T19:33:16,513     raise ResolutionImpossible(e.criterion.information)
2021-07-04T19:33:16,513 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('expr-py==0.2.1'), parent=None)]
2021-07-04T19:33:16,513 
2021-07-04T19:33:16,513 The above exception was the direct cause of the following exception:
2021-07-04T19:33:16,513 
2021-07-04T19:33:16,513 Traceback (most recent call last):
2021-07-04T19:33:16,513   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-04T19:33:16,513     status = self.run(options, args)
2021-07-04T19:33:16,513   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-04T19:33:16,513     return func(self, options, args)
2021-07-04T19:33:16,513   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 143, in run
2021-07-04T19:33:16,513     reqs, check_supported_wheels=True
2021-07-04T19:33:16,513   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-07-04T19:33:16,513     raise error from e
2021-07-04T19:33:16,513 pip._internal.exceptions.DistributionNotFound: No matching distribution found for expr-py==0.2.1
2021-07-04T19:33:16,517 Removed build tracker: '/tmp/pip-req-tracker-vjbq8a56'