new_contents: """
  Python Challenge Level 15.
  
  The page title is 'whom?' and the image is a calendar of January 1??6 with Monday
  Jan 26th circled. There are two comments in the page source, 'he ain't the
  youngest, he is the second' and 'todo: buy flowers for tomorrow'.
  """
  import calendar
  import datetime
  
  GREGORIAN_CALENDAR_START = 1582
  
  
  def ends_in_6(year):
      """
      Does the year end in '6'?
      """
      return year % 10 == 6
  
  
  def jan_26th_is_monday(year):
      """
      In this year, is January 26th a monday?
      """
      return calendar.weekday(year, 1, 26) == 0
  
  matching_years = []
  for year in range(GREGORIAN_CALENDAR_START, 2000):
      # Determine the years which could match the calendar conditions:
      if jan_26th_is_monday(year) and calendar.isleap(year) and ends_in_6(year):
          matching_years.append(year)
  
  # 'he ain't the youngest, he is the second' - take the second youngest year
  year = matching_years[-2]
  
  # 'todo: buy flowers for tomorrow
  print(datetime.date(year, 1, 26 + 1))
  # '1756-01-27', which is Mozart's birthday
  # http://www.pythonchallenge.com/pc/return/mozart.html is the next URL.
  
subject: Add level 15