code: def export_live_eggs(self, env=False):
          
          path_eggs = [p for p in sys.path if p.endswith('.egg')]
  
          command = self.get_finalized_command("egg_info")
          egg_base = path.abspath(command.egg_base)
  
          unique_path_eggs = set(path_eggs + [egg_base])
  
          os.environ['PYTHONPATH'] = ':'.join(unique_path_eggs)
docs: Adds all of the eggs in the current environment to PYTHONPATH.