bazarr/libs/pytz_deprecation_shim/_common.py

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import sys
_PYTZ_IMPORTED = False
def pytz_imported():
"""Detects whether or not pytz has been imported without importing pytz."""
global _PYTZ_IMPORTED
if not _PYTZ_IMPORTED and "pytz" in sys.modules:
_PYTZ_IMPORTED = True
return _PYTZ_IMPORTED