code: def _load_all(self):
          '''
          Load all of them
          '''
          with self._lock:
              for name in self.file_mapping:
                  if name in self.loaded_files or name in self.missing_modules:
                      continue
                  self._load_module(name)
  
              self.loaded = Truf _load_all(self):
          '''
          Load all of them
          '''
          with self._lock:
              for name in self.file_mapping:
                  if name in self.loaded_files or name in self.missing_modules:
                      continue
                  self._load_module(name)
  
              self.loaded = True
docs: Load all of them