o h@s:ddlZddlmZddZddZddZd d d ZdS) N)get_tz_backendcCs|dtdddS)zNormalize timezone names by replacing special characters with space. For proper sorting, using spaces makes comparisons more consistent. :param str tztuple: tuple of timezone and representation  )-_) translatestr maketrans)tztupler H/var/www/html/env/lib/python3.10/site-packages/timezone_field/choices.pynormalize_standardsr cCs,|dd}|dddd}t|S)zNormalize timezone GMT names for sorting. For proper sorting, using GMT values as a positive or negative number. :param str tztuple: tuple of timezone and representation rrGMT:)splitreplaceint)r gmtcmpr r r normalize_gmtsrcCs8g}|D]}t|}|||ddfqt|tdS)z Given a list of timezones (either strings of timezone objects), return a list of choices with * values equal to what was passed in * display strings as the timezone name without underscores rrkey)rappendrsortedr ) timezoneschoicestztz_strr r r standards  rc Cst|}|p tj|j}g}|D]>}t|}|||}|j|jd|}dj|t |kr2dndtt | ddd|dd d } | ||| fq|j d d d dd|D} t | td S)aC Given a list of timezones (either strings of timezone objects), return a list of choices with * values equal to what was passed in * display strings formated with GMT offsets and without underscores. For example: "GMT-05:00 America/New York" * sorted by their timezone offset )tzinfozGMT{sign}{gmt_diff} {timezone}+rNrr)signgmt_difftimezonecSs|dS)Nrr )xr r r @sz!with_gmt_offset..rcSsg|] \}}}||fqSr r ).0zeroonetwor r r Asz#with_gmt_offset..)rdatetimenow utc_tzobjr astimezoneto_tzobjrformatabszfillrsortrr) rr/use_pytz tz_backend_choicesrrnow_tzdeltadisplayrr r r with_gmt_offset*s    r=)NN)r.timezone_field.backendsrr rrr=r r r r s