old_contents: import datetime
  import math
  
  from core import test_helper
  
  
  # Question 1
  # ----------
  # Using the datetime module return a datetime object with the year of 2015, the month of June, and the day of 1
  def playing_with_dt():
      return datetime.datetime(2015, 06, 01)
  
  
  # Question 2
  # ----------
  # Using the math module return pi
  def playing_with_math():
      return math.pi
  
  
  def main():
      print "\nRunning playing_with_dt_one function..."
      test_helper(playing_with_dt(), datetime.datetime(2015, 06, 01))
  
      print "\nRunning playing_with_dt_one function..."
      test_helper(playing_with_math(), math.pi)
  
  if __name__ == '__main__':
      main()
  
new_contents: import datetime
  import math
  
  from core import test_helper
  
  
  # Question 1
  # ----------
  # Using the datetime module return a datetime object with the year of 2015, the month of June, and the day of 1
  def playing_with_dt():
      # Write code here
      pass
  
  
  # Question 2
  # ----------
  # Using the math module return pi
  def playing_with_math():
      # Write code here
      pass
  
  
  def main():
      print "\nRunning playing_with_dt_one function..."
      test_helper(playing_with_dt(), datetime.datetime(2015, 06, 01))
  
      print "\nRunning playing_with_dt_one function..."
      test_helper(playing_with_math(), math.pi)
  
  if __name__ == '__main__':
      main()
  
subject: Revert "Added solutions for lesson 4"