Example code does not work!

[Gunni]

○ python time.py
Traceback (most recent call last):
  File "time.py", line 6, in <module>
    print (timeago.format(date, now, locale='zh_CN')) # will print <removed because encoding>
NameError: name 'date' is not defined

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○ python time.py
Traceback (most recent call last):
  File "time.py", line 9, in <module>
    print (timeago.format(date, now)) # will print 3 minutes ago
NameError: name 'date' is not defined

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○ python time.py
Traceback (most recent call last):
  File "time.py", line 12, in <module>
    print (timeago.format(datetime.timedelta(seconds = 60 * 3.4))) # will print 3 minutes ago
  File "/usr/lib/python2.6/site-packages/timeago/__init__.py", line 25, in format
    diff_seconds = date.total_seconds()
AttributeError: 'datetime.timedelta' object has no attribute 'total_seconds'

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○ python time.py
Traceback (most recent call last):
  File "time.py", line 15, in <module>
    print (timeago.format(datetime.date(2016, 5, 27), now))
  File "/usr/lib/python2.6/site-packages/timeago/__init__.py", line 33, in format
    raise ParameterUnvalid('the parameter `date` should be datetime / timedelta, or datetime formated string.')
timeago.excepts.ParameterUnvalid: 'the parameter `date` should be datetime / timedelta, or datetime formated string.'

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○ python time.py
Traceback (most recent call last):
  File "time.py", line 18, in <module>
    print (timeago.format(datetime.date(2016, 5, 27), now))
  File "/usr/lib/python2.6/site-packages/timeago/__init__.py", line 33, in format
    raise ParameterUnvalid('the parameter `date` should be datetime / timedelta, or datetime formated string.')
timeago.excepts.ParameterUnvalid: 'the parameter `date` should be datetime / timedelta, or datetime formated string.'

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○ python time.py
Traceback (most recent call last):
  File "time.py", line 21, in <module>
    print (timeago.format('2016-05-27 12:12:12', '2016-05-27 12:12:03')) # will print just now
  File "/usr/lib/python2.6/site-packages/timeago/__init__.py", line 37, in format
    diff_seconds = (now - date).total_seconds()
AttributeError: 'datetime.timedelta' object has no attribute 'total_seconds'

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○ python --version
Python 2.6.6

[hustcc]

I update the demo code in README, add the var date, and set the file encoding with utf-8. and:

1. fixed timedelta.total_seconds in py2.6
2. fixed bug of string parse with format 2016/7/11

very thanks for you issue, for javascript version timeago, can see here.