42 lines
1.4 KiB
Python
42 lines
1.4 KiB
Python
from datetime import datetime
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from datetime import timedelta
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def delta2dict( delta ):
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"""Accepts a delta, returns a dictionary of units"""
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delta = abs( delta )
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return {
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'year' : int(delta.days / 365),
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'day' : int(delta.days % 365),
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'hour' : int(delta.seconds / 3600),
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'minute' : int(delta.seconds / 60) % 60,
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'second' : delta.seconds % 60,
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'microsecond' : delta.microseconds
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}
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def human(dt, precision=2, past_tense='{} ago', future_tense='in {}', abbreviate=False):
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"""Accept a datetime or timedelta, return a human readable delta string"""
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delta = dt
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if type(dt) is not type(timedelta()):
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delta = datetime.now() - dt
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the_tense = past_tense
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if delta < timedelta(0):
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the_tense = future_tense
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d = delta2dict( delta )
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hlist = []
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count = 0
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units = ( 'year', 'day', 'hour', 'minute', 'second', 'microsecond' )
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for unit in units:
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if count >= precision: break # met precision
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if d[ unit ] == 0: continue # skip 0's
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if abbreviate:
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abr = 'ms' if unit == 'microsecond' else unit[0]
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hlist.append('{}{}'.format(d[unit], abr))
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else:
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s = '' if d[ unit ] == 1 else 's' # handle plurals
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hlist.append('{} {}{}'.format(d[unit], unit, s))
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count += 1
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return the_tense.format(', '.join(hlist))
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