code: def load_script(self, source_name, timeoutMilliseconds=0):
          
  
          script_path = os.path.join(self.scripts_dir_path,
                                     self._source_to_script_name(source_name))
  
          if os.path.isfile(script_path):
              return ScriptHook(script_path, timeoutMilliseconds)
          return None
docs: Return ScriptHook for source_name Source and with a ready timeout
          of timeoutMilliseconds