old_contents: from __future__ import print_function
  from pgen import *
  import random
  
  
  if __name__ == "__main__":
      pgen = ProgGenerator(pgen_opts, random.Random())
  
      m = pgen.generate()
  
      from pygen.cgen import CodeGenerator
  
      cgen = CodeGenerator()
  
      print(cgen.generate(m))
  
new_contents: #!/usr/bin/env python
  
  from __future__ import print_function
  
  import random
  
  from pgen import pgen_opts, ProgGenerator
  from pygen.cgen import CodeGenerator
  
  
  if __name__ == "__main__":
      pgen = ProgGenerator(pgen_opts, random.Random())
  
      m = pgen.generate()
  
      cgen = CodeGenerator()
  
      print(cgen.generate(m))
  
subject: Make executable