def extract_gps_time()

in mapillary_tools/exif_read.py [0:0]

• 23 lines of code
• 6 McCabe index (conditional complexity)

    def extract_gps_time(self) -> Optional[datetime.datetime]:
        """
        Extract timestamp from GPS field.
        """
        gps_date_field = "GPS GPSDate"
        gps_time_field = "GPS GPSTimeStamp"
        if gps_date_field in self.tags and gps_time_field in self.tags:
            date = str(self.tags[gps_date_field].values).split(":")
            if int(date[0]) == 0 or int(date[1]) == 0 or int(date[2]) == 0:
                return None
            t = self.tags[gps_time_field]
            gps_time = datetime.datetime(
                year=int(date[0]),
                month=int(date[1]),
                day=int(date[2]),
                hour=int(eval_frac(t.values[0])),
                minute=int(eval_frac(t.values[1])),
                second=int(eval_frac(t.values[2])),
            )
            microseconds = datetime.timedelta(
                microseconds=int((eval_frac(t.values[2]) % 1) * 1e6)
            )
            gps_time += microseconds
            return gps_time
        else:
            return None