old_contents: __author__ = 'Eshin Kunishima'
  __license__ = 'MIT'
  
  import argparse
  import os
  import re
  import time
  
  
  class Demover:
      def __init__(self):
          pass
  
      @staticmethod
      def move(source, destination, threshold=60):
          now = time.time()
  
          for dem in filter(lambda name: os.path.isfile(name) and re.match('.+\.dem$', name), os.listdir(source)):
              src = os.path.join(source, dem)
              dest = os.path.join(destination, dem)
  
              if now - os.path.getmtime(src) >= threshold:
                  os.rename(src, dest)
  
  
  def main():
      parser = argparse.ArgumentParser(description='The demo(.dem) file mover for CS:S and CS:GO written in Python')
      parser.add_argument('src', type=str, help='Source directory')
      parser.add_argument('dst', type=str, help='Destination directory')
  
      arguments = parser.parse_args()
  
      Demover.move(arguments.src, arguments.dst)
  
  
  if __name__ == '__main__':
      main()
  
new_contents: __author__ = 'Eshin Kunishima'
  __license__ = 'MIT'
  
  import argparse
  import os
  import re
  import time
  
  
  class Demover:
      def __init__(self):
          pass
  
      @staticmethod
      def move(source, destination, threshold=60):
          now = time.time()
  
          for dem in filter(lambda name: os.path.isfile(os.path.join(source, name)) and re.match('.+\.dem$', name), os.listdir(source)):
              src = os.path.join(source, dem)
              dest = os.path.join(destination, dem)
  
              if now - os.path.getmtime(src) >= threshold:
                  os.rename(src, dest)
  
  
  def main():
      parser = argparse.ArgumentParser(description='The demo(.dem) file mover for CS:S and CS:GO written in Python')
      parser.add_argument('src', type=str, help='Source directory')
      parser.add_argument('dst', type=str, help='Destination directory')
  
      arguments = parser.parse_args()
  
      Demover.move(arguments.src, arguments.dst)
  
  
  if __name__ == '__main__':
      main()
  
subject: fix a bug