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- # Licensed under the Apache License: http://www.apache.org/licenses/LICENSE-2.0
- # For details: https://bitbucket.org/ned/coveragepy/src/default/NOTICE.txt
- """Determine facts about the environment."""
- import os
- import platform
- import sys
- # Operating systems.
- WINDOWS = sys.platform == "win32"
- LINUX = sys.platform == "linux2"
- # Python implementations.
- PYPY = (platform.python_implementation() == 'PyPy')
- if PYPY:
- PYPYVERSION = sys.pypy_version_info
- JYTHON = (platform.python_implementation() == 'Jython')
- IRONPYTHON = (platform.python_implementation() == 'IronPython')
- # Python versions.
- PYVERSION = sys.version_info
- PY2 = PYVERSION < (3, 0)
- PY3 = PYVERSION >= (3, 0)
- # Coverage.py specifics.
- # Are we using the C-implemented trace function?
- C_TRACER = os.getenv('COVERAGE_TEST_TRACER', 'c') == 'c'
- # Are we coverage-measuring ourselves?
- METACOV = os.getenv('COVERAGE_COVERAGE', '') != ''
- # Are we running our test suite?
- # Even when running tests, you can use COVERAGE_TESTING=0 to disable the
- # test-specific behavior like contracts.
- TESTING = os.getenv('COVERAGE_TESTING', '') == 'True'
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