2017-03-30にリリースされたpytz version 2017.2にて日本のtimezoneの形式が変わっている (バグ??) Stuart Bishopさんが管理している,pythonのタイムゾーン関係のライブラリの最新版(version 2017.2)で,妙な挙動があったので共有します. http://pythonhosted.org/pytz/#localized-times-and-date-arithmetic 何が変わったのか 今まで In [1]: import pytz In [2]: pytz.__version__ Out[2]: '2016.10' In [3]: pytz.timezone('Asia/Tokyo') Out[3]: <DstTzInfo 'Asia/Tokyo' JST+9:00:00 STD> In [1]: import pytz In
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