text: #!/usr/bin/python
  
  import optparse
  import os
  import shutil
  import sys
  
  def main():
    parser = optparse.OptionParser("copy.py <src> <dest>")
    _, args = parser.parse_args()
    if len(args) != 2:
      parser.error('Error: Exactly 2 arguments required.')
    src, dest = args
    for fl in os.listdir(src):
      if fl.endswith('.js') and not 'test' in fl:
        shutil.copy(os.path.join(src, fl), os.path.join(dest, fl))
  
  
  if __name__ == '__main__':
    sys.exit(main())
  