o i>@s6ddlmZmZmZddZdefddZddZd S) )datetimetimezonetzinfocCs|tj|kS)zmCheck if a datetime exists. Taken from: https://pytz-deprecation-shim.readthedocs.io/en/latest/migration.htmlN) astimezonerutcdtr cC:\Users\psant\Downloads\PAF backend\school\venv\Lib\site-packages\rest_framework/utils/timezone.pydatetime_existssr rcCs$t|o|j|j d|kS)zxCheck whether a datetime is ambiguous. Taken from: https://pytz-deprecation-shim.readthedocs.io/en/latest/migration.html)foldN)r replacer utcoffsetrr r r datetime_ambiguous srcCst|jtr t|s dSdS)zLReturns True if the datetime is not ambiguous or imaginary, False otherwise.TFN) isinstancerrrr r r valid_datetimesrN)rrrr rrr r r r s