docstr: Loads all events in the watcher.
docstr_tok: ["Loads","all","events","in","the","watcher","."]
code: def _LoadAllEvents(self):
      """Loads all events in the watcher."""
      for _ in self._watcher.Load():
          pass
  
imports: import os
  import shutil
  import tensorflow
  from tensorboard.backend.event_processing import directory_watcher
  from tensorboard.backend.event_processing import io_wrapper
label_desc: Use image node_id 4 for calling the DirectoryWatcherTest obj's underlying member method code with example usage: obj._LoadAllEvents() without return types