Adding double.py

AllenDowney · AllenDowney · commit c6694c2f49d6 · 2015-08-05T11:00:53.000-04:00
diff --git a/code/double.py b/code/double.py
@@ -0,0 +1,55 @@
+"""This module contains a code example related to
+
+Think Python, 2nd Edition
+by Allen Downey
+http://thinkpython2.com
+
+Copyright 2015 Allen Downey
+
+License: http://creativecommons.org/licenses/by/4.0/
+"""
+
+from __future__ import print_function, division
+
+from datetime import datetime
+
+
+def main():
+    print("Today's date and the day of the week:")
+    today = datetime.today()
+    print(today)
+    print(today.strftime("%A"))
+
+    print("Your next birthday and how far away it is:")
+    #s = input('Enter your birthday in mm/dd/yyyy format: ')
+    s = '5/11/1967'
+    bday = datetime.strptime(s, '%m/%d/%Y')
+
+    next_bday = bday.replace(year=today.year)
+    if next_bday < today:
+        next_bday = next_bday.replace(year=today.year+1)
+    print(next_bday)
+
+    until_next_bday = next_bday - today
+    print(until_next_bday)
+
+    print("Your current age:")
+    last_bday = next_bday.replace(year=next_bday.year-1)
+    age = last_bday.year - bday.year
+    print(age)
+
+    print("For people born on these dates:")
+    bday1 = datetime(day=11, month=5, year=1967)
+    bday2 = datetime(day=11, month=10, year=2003)
+    print(bday1)
+    print(bday2)
+
+    print("Double Day is")
+    d1 = min(bday1, bday2)
+    d2 = max(bday1, bday2)
+    dd = d2 + (d2 - d1)
+    print(dd)
+
+
+if __name__ == '__main__':
+    main()
