old_contents: """pytest-cov: avoid already-imported warning: PYTEST_DONT_REWRITE."""
  __version__ = "__version__ = '2.11.1'"
  
new_contents: """pytest-cov: avoid already-imported warning: PYTEST_DONT_REWRITE."""
  __version__ = '2.11.1'
  
subject: Fix version value. Fixes #468.