Parsing Finnish version of "on monday", "in October"

[klvbdmh]

dateparser cannot recognize certain Finnish versions of days and months.

Code that reproduces the issue

In[2]: import dateparser
In[3]: dateparser.parse('tiistaina, 27. lokakuuta 2015')

Expected behavior

The above code should return datetime.datetime(2015, 10, 27, 0, 0)

Observed behavior

The above code returns None.

Notice that dateparser correctly deals with regular forms:

In[4]: dateparser.parse('tiistai, 27. lokakuu 2015')
Out[4]: 
datetime.datetime(2015, 10, 27, 0, 0)

It also deals with similar cases in English:

In[5]: dateparser.parse('on friday')
Out[5]: 
datetime.datetime(2016, 10, 7, 0, 0)
In[6]: dateparser.parse('in October')
Out[6]: 
datetime.datetime(2016, 10, 14, 0, 0)

Notes

More details on this stackoverflow question: http://stackoverflow.com/questions/33375709/python-strptime-finnish
Link to list of time expressions in Finnish: http://people.uta.fi/~km56049/finnish/timexp.html

[vaelma]

I'm working on a fix, and the latest commit should contain the functionality you need (among other things) in the "fin-datefix" branch: https://github.com/vaelma/dateparser/tree/fin-datefix

If you can, please see if everything is working as you would expect.

I'll do a pull request after I get a confirmation on a certain issue on Gitter.