When sys.pycache_prefix (Python 3.8+) is set, it will be used by pytest to cache test files changed by the assertion rewriting mechanism.
This makes it easier to benefit of cached .pyc files even on file systems without permissions.
When sys.pycache_prefix (Python 3.8+) is set, it will be used by pytest to cache test files changed by the assertion rewriting mechanism.
This makes it easier to benefit of cached .pyc files even on file systems without permissions.