Recorded merge of revisions 75321 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r75321 | georg.brandl | 2009-10-10 23:43:21 +0200 (Sa, 10 Okt 2009) | 1 line

  Remove outdated comment and fix a few style issues.
........

Demo/scripts/unbirthday.py

@@ -9,35 +9,27 @@ import sys
 import time
 import calendar
 
-def raw_input(prompt):
-    sys.stdout.write(prompt)
-    sys.stdout.flush()
-    return sys.stdin.readline()
-
 def main():
-    # Note that the range checks below also check for bad types,
-    # e.g. 3.14 or ().  However syntactically invalid replies
-    # will raise an exception.
     if sys.argv[1:]:
         year = int(sys.argv[1])
     else:
         year = int(input('In which year were you born? '))
-    if 0<=year<100:
+    if 0 <= year < 100:
         print("I'll assume that by", year, end=' ')
         year = year + 1900
         print('you mean', year, 'and not the early Christian era')
-    elif not (1850<=year<=2002):
+    elif not (1850 <= year <= time.localtime()[0]):
         print("It's hard to believe you were born in", year)
         return
-    #
+
     if sys.argv[2:]:
         month = int(sys.argv[2])
     else:
         month = int(input('And in which month? (1-12) '))
-    if not (1<=month<=12):
+    if not (1 <= month <= 12):
         print('There is no month numbered', month)
         return
-    #
+
     if sys.argv[3:]:
         day = int(sys.argv[3])
     else:
@@ -46,36 +38,36 @@ def main():
         maxday = 29
     else:
         maxday = calendar.mdays[month]
-    if not (1<=day<=maxday):
+    if not (1 <= day <= maxday):
         print('There are no', day, 'days in that month!')
         return
-    #
+
     bdaytuple = (year, month, day)
     bdaydate = mkdate(bdaytuple)
     print('You were born on', format(bdaytuple))
-    #
+
     todaytuple = time.localtime()[:3]
     todaydate = mkdate(todaytuple)
     print('Today is', format(todaytuple))
-    #
+
     if bdaytuple > todaytuple:
         print('You are a time traveler.  Go back to the future!')
         return
-    #
+
     if bdaytuple == todaytuple:
         print('You were born today.  Have a nice life!')
         return
-    #
+
     days = todaydate - bdaydate
     print('You have lived', days, 'days')
-    #
+
     age = 0
     for y in range(year, todaytuple[0] + 1):
         if bdaytuple < (y, month, day) <= todaytuple:
             age = age + 1
-    #
+
     print('You are', age, 'years old')
-    #
+
     if todaytuple[1:] == bdaytuple[1:]:
         print('Congratulations!  Today is your', nth(age), 'birthday')
         print('Yesterday was your', end=' ')
@@ -83,8 +75,8 @@ def main():
         print('Today is your', end=' ')
     print(nth(days - age), 'unbirthday')
 
-def format(xxx_todo_changeme):
-    (year, month, day) = xxx_todo_changeme
+def format(date):
+    (year, month, day) = date
     return '%d %s %d' % (day, calendar.month_name[month], year)
 
 def nth(n):
@@ -93,12 +85,12 @@ def nth(n):
     if n == 3: return '3rd'
     return '%dth' % n
 
-def mkdate(xxx_todo_changeme1):
-    # Januari 1st, in 0 A.D. is arbitrarily defined to be day 1,
+def mkdate(date):
+    # January 1st, in 0 A.D. is arbitrarily defined to be day 1,
     # even though that day never actually existed and the calendar
     # was different then...
-    (year, month, day) = xxx_todo_changeme1
-    days = year*365                 # years, roughly
+    (year, month, day) = date
+    days = year*365                  # years, roughly
     days = days + (year+3)//4        # plus leap years, roughly
     days = days - (year+99)//100     # minus non-leap years every century
     days = days + (year+399)//400    # plus leap years every 4 centirues