mirror of
https://github.com/morpheus65535/bazarr
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72 lines
2.4 KiB
Python
72 lines
2.4 KiB
Python
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# -*- coding: utf-8 -*-
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# Copyright (c) 2021, Brandon Nielsen
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# All rights reserved.
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#
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# This software may be modified and distributed under the terms
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# of the BSD license. See the LICENSE file for details.
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import datetime
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class UTCOffset(datetime.tzinfo):
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def __init__(self, name=None, minutes=None):
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# We build an offset in this manner since the
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# tzinfo class must have an init
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# "method that can be called with no arguments"
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self._name = name
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if minutes is not None:
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self._utcdelta = datetime.timedelta(minutes=minutes)
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else:
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self._utcdelta = None
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def __repr__(self):
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if self._utcdelta >= datetime.timedelta(hours=0):
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return "+{0} UTC".format(self._utcdelta)
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# From the docs:
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# String representations of timedelta objects are normalized
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# similarly to their internal representation. This leads to
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# somewhat unusual results for negative timedeltas.
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# Clean this up for printing purposes
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# Negative deltas start at -1 day
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correcteddays = abs(self._utcdelta.days + 1)
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# Negative deltas have a positive seconds
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deltaseconds = (24 * 60 * 60) - self._utcdelta.seconds
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# (24 hours / day) * (60 minutes / hour) * (60 seconds / hour)
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days, remainder = divmod(deltaseconds, 24 * 60 * 60)
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# (1 hour) * (60 minutes / hour) * (60 seconds / hour)
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hours, remainder = divmod(remainder, 1 * 60 * 60)
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# (1 minute) * (60 seconds / minute)
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minutes, seconds = divmod(remainder, 1 * 60)
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# Add any remaining days to the correcteddays count
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correcteddays += days
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if correcteddays == 0:
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return "-{0}:{1:02}:{2:02} UTC".format(hours, minutes, seconds)
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elif correcteddays == 1:
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return "-1 day, {0}:{1:02}:{2:02} UTC".format(hours, minutes, seconds)
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return "-{0} days, {1}:{2:02}:{3:02} UTC".format(
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correcteddays, hours, minutes, seconds
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)
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def utcoffset(self, dt):
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return self._utcdelta
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def tzname(self, dt):
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return self._name
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def dst(self, dt):
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# ISO 8601 specifies offsets should be different if DST is required,
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# instead of allowing for a DST to be specified
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# https://docs.python.org/2/library/datetime.html#datetime.tzinfo.dst
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return datetime.timedelta(0)
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