82 lines
2.1 KiB
Python
82 lines
2.1 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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'''
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Created on 2016-5-26
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@author: hustcc
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'''
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from datetime import datetime, timedelta
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from timeago.locales import timeago_template
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from timeago.excepts import ParameterUnvalid
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from timeago import parser
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from timeago.setting import DEFAULT_LOCALE
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__version__ = '1.0.7'
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__license__ = 'MIT'
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__ALL__ = ['format']
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# Original fix #2 for Py2.6
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def total_seconds(dt):
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# Keep backward compatibility with Python 2.6 which doesn't have
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# this method
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if hasattr(datetime, 'total_seconds'):
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return dt.total_seconds()
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else:
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return (dt.microseconds +
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(dt.seconds + dt.days * 24 * 3600) * 10**6) / 10**6
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# second, minute, hour, day, week, month, year(365 days)
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SEC_ARRAY = [60.0, 60.0, 24.0, 7.0, 365.0 / 7.0 / 12.0, 12.0]
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SEC_ARRAY_LEN = 6
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def format(date, now=None, locale='en'):
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'''
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the entry method
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'''
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if not isinstance(date, timedelta):
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if now is None:
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now = datetime.now()
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date = parser.parse(date)
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now = parser.parse(now)
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if date is None:
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raise ParameterUnvalid('the parameter `date` should be datetime '
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'/ timedelta, or datetime formated string.')
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if now is None:
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raise ParameterUnvalid('the parameter `now` should be datetime, '
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'or datetime formated string.')
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date = now - date
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# the gap sec
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diff_seconds = int(total_seconds(date))
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# is ago or in
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ago_in = 0
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if diff_seconds < 0:
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ago_in = 1 # date is later then now, is the time in future
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diff_seconds *= -1 # chango to positive
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tmp = 0
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i = 0
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while i < SEC_ARRAY_LEN:
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tmp = SEC_ARRAY[i]
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if diff_seconds >= tmp:
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i += 1
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diff_seconds /= tmp
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else:
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break
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diff_seconds = int(diff_seconds)
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i *= 2
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if diff_seconds > (i == 0 and 9 or 1):
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i += 1
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if locale is None:
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locale = DEFAULT_LOCALE
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tmp = timeago_template(locale, i, ago_in)
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return '%s' in tmp and tmp % diff_seconds or tmp
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