48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
def delta2dict( delta ):
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"""return dictionary of delta"""
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return {
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'year' : delta.days / 365 ,
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'day' : delta.days % 365 ,
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'hour' : delta.seconds / 3600 ,
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'minute' : (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( delta, precision = 1 ):
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"""return human readable delta string"""
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units = ( 'year', 'day', 'hour', 'minute', 'second', 'microsecond' )
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d = delta2dict( delta )
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hlist = []
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count = 0
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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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s = '' if d[ unit ] == 1 else 's' # handle plurals
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hlist.append( '%s %s%s' % ( d[unit], unit, s ) )
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count += 1
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return ', '.join( hlist )
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def test():
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"""Test and example usage"""
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from datetime import datetime
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d1 = datetime( year = 2009, month=5, day=4, hour=6, minute=54, second=33, microsecond=4000 )
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d2 = datetime( year = 2011, month=10, day=6, hour=8, minute=55, second=36 )
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delta = d2 - d1
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print delta2dict( delta )
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print 'Created ' + human( delta ) + ' ago.'
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print 'Created ' + human( delta, 3 ) + ' ago.'
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print 'Created ' + human( delta, 6 ) + ' ago.'
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d3 = datetime.now()
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delta = d3 - d2
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print 'Posted ' + human( delta ) + ' ago'
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print 'Commented ' + human( delta, 3 ) + ' ago'
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print 'Edited ' + human( delta, 6 ) + ' ago'
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if __name__ == "__main__":
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test()
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