1 _tz_string = '''-12 Y

     2 -11 X NUT SST

     3 -10 W CKT HAST HST TAHT TKT

     4 -9 V AKST GAMT GIT HADT HNY

     5 -8 U AKDT CIST HAY HNP PST PT

     6 -7 T HAP HNR MST PDT

     7 -6 S CST EAST GALT HAR HNC MDT

     8 -5 R CDT COT EASST ECT EST ET HAC HNE PET

     9 -4 Q AST BOT CLT COST EDT FKT GYT HAE HNA PYT

    10 -3 P ADT ART BRT CLST FKST GFT HAA PMST PYST SRT UYT WGT

    11 -2 O BRST FNT PMDT UYST WGST

    12 -1 N AZOT CVT EGT

    13 0 Z EGST GMT UTC WET WT

    14 1 A CET DFT WAT WEDT WEST

    15 2 B CAT CEDT CEST EET SAST WAST

    16 3 C EAT EEDT EEST IDT MSK

    17 4 D AMT AZT GET GST KUYT MSD MUT RET SAMT SCT

    18 5 E AMST AQTT AZST HMT MAWT MVT PKT TFT TJT TMT UZT YEKT

    19 6 F ALMT BIOT BTT IOT KGT NOVT OMST YEKST

    20 7 G CXT DAVT HOVT ICT KRAT NOVST OMSST THA WIB

    21 8 H ACT AWST BDT BNT CAST HKT IRKT KRAST MYT PHT SGT ULAT WITA WST

    22 9 I AWDT IRKST JST KST PWT TLT WDT WIT YAKT

    23 10 K AEST ChST PGT VLAT YAKST YAPT

    24 11 L AEDT LHDT MAGT NCT PONT SBT VLAST VUT

    25 12 M ANAST ANAT FJT GILT MAGST MHT NZST PETST PETT TVT WFT

    26 13 FJST NZDT

    27 11.5 NFT

    28 10.5 ACDT LHST

    29 9.5 ACST

    30 6.5 CCT MMT

    31 5.75 NPT

    32 5.5 SLT

    33 4.5 AFT IRDT

    34 3.5 IRST

    35 -2.5 HAT NDT

    36 -3.5 HNT NST NT

    37 -4.5 HLV VET

    38 -9.5 MART MIT'''

    39 

    40 tz_data = {}

    41 

    42 for tz_descr in (tz_spec.split() for tz_spec in _tz_string.split('\n')):

    43     tz_offset = int(float(tz_descr[0]) * 3600)

    44     for tz_code in tz_descr[1:]:

    45         tz_data[tz_code] = tz_offset