def extract_date(value):
    """
    Convert timestamp to datetime and set everything to zero except a date
    """
    dtime = value.to_datetime()
    dtime = (dtime - timedelta(hours=dtime.hour) - timedelta(minutes=dtime.minute) -
             timedelta(seconds=dtime.second) - timedelta(microseconds=dtime.microsecond))
    return dtime
def extract_date ( value ) : dtime = value . to_datetime ( ) dtime = ( dtime - timedelta ( hours = dtime . hour ) - timedelta ( minutes = dtime . minute ) - timedelta ( seconds = dtime . second ) - timedelta ( microseconds = dtime . microsecond ) ) return dtime
Convert timestamp to datetime and set everything to zero except a date