colour_hdri.parse_exif_number# colour_hdri.parse_exif_number(exif_tag: EXIFTag, dtype: Type[DTypeReal] | None = None) → Real[source]# Parse given EXIF tag assuming it is a number type and return its value. Parameters: exif_tag (EXIFTag) – EXIF tag to parse. dtype (Type[DTypeReal] | None) – Return value data type. Returns: Parsed EXIF tag value. Return type: numpy.floating or numpy.integer