old_contents: import sys
  import unittest
  
  try:
      import grp
      import pwd
  except ImportError:
      grp = pwd = None
  
  
  UNIX_ID_SUPPORT = grp and pwd
  UID_0_SUPPORT = UNIX_ID_SUPPORT and sys.platform != "cygwin"
  
  require_unix_id = unittest.skipUnless(UNIX_ID_SUPPORT, "Requires grp and pwd support")
  require_uid_0 = unittest.skipUnless(UID_0_SUPPORT, "Requires UID 0 support")
  
new_contents: import sys
  
  try:
      import grp
      import pwd
  except ImportError:
      grp = pwd = None
  
  import pytest
  
  
  UNIX_ID_SUPPORT = grp and pwd
  UID_0_SUPPORT = UNIX_ID_SUPPORT and sys.platform != "cygwin"
  
  require_unix_id = pytest.mark.skipif(
      not UNIX_ID_SUPPORT, reason="Requires grp and pwd support"
  )
  require_uid_0 = pytest.mark.skipif(not UID_0_SUPPORT, reason="Requires UID 0 support")
  
subject: Convert unix_compat to pytest skips