tgif.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

from datetime import date

def main(filename):
    months = {'January': 1,
              'February': 2,
              'March': 3,
              'April': 4,
              'May': 5,
              'June': 6,
              'July': 7,
              'August': 8,
              'September': 9,
              'October': 10,
              'November': 11,
              'December': 12
    }

    count = 0
    with open(filename, 'r') as f:
        for line in f:
            month = months[line.split(' ')[0]]
            day = int(line.split(' ')[1][:-1])
            year = int(line.split(' ')[2])
            if month == 2 and day == 29:
                continue
            next_weekday = date(year+1, month, day).weekday()

            if next_weekday == 4:
                count += 1
    print count


if __name__ == '__main__':
    main('date.txt')