Create a list of dates for same day of week in a year

[waldemar.osuch at gmail.com]

> Thoughts or examples?
> 
dateutil.rrule is what you may use e.g.


In [38]: from dateutil import rrule                                         
                                                                            
In [39]: from datetime import date                                          
                                                                            
In [40]: end = date(2017, 12, 31)                                           
                                                                            
In [41]: rr = rrule.rrule(rrule.WEEKLY, byweekday=[0, 2], until=end)        
                                                                            
In [42]: days = list(rr)                                                    
                                                                            
In [43]: len(days)                                                          
Out[43]: 53                                                                 
                                                                            
In [44]: days[:5], days[-5:]                                                
Out[44]:                                                                    
([datetime.datetime(2017, 6, 28, 23, 58, 11),                               
  datetime.datetime(2017, 7, 3, 23, 58, 11),                                
  datetime.datetime(2017, 7, 5, 23, 58, 11),                                
  datetime.datetime(2017, 7, 10, 23, 58, 11),                               
  datetime.datetime(2017, 7, 12, 23, 58, 11)],                              
 [datetime.datetime(2017, 12, 13, 23, 58, 11),                              
  datetime.datetime(2017, 12, 18, 23, 58, 11),                              
  datetime.datetime(2017, 12, 20, 23, 58, 11),                              
  datetime.datetime(2017, 12, 25, 23, 58, 11),                              
  datetime.datetime(2017, 12, 27, 23, 58, 11)])                             
                                                                            
In [45]: