docstr: Return true if this sync item can be synced as tensorboard.
code: def _setup_tensorboard(
      self, tb_root, tb_logdirs, tb_event_files, sync_item
  ):
      """Return true if this sync item can be synced as tensorboard."""
      if tb_root is not None:
          if tb_event_files > 0 and sync_item.endswith(WANDB_SUFFIX):
              wandb.termwarn(
                  "Found .wandb file, not streaming tensorboard metrics."
              )
          else:
              print(
                  f"Found {tb_event_files} tfevent files in {tb_root}"
              )
              if len(tb_logdirs) > 3:
                  wandb.termwarn(
                      f"Found {len(tb_logdirs)} directories containing tfevent files. "
                      "If these represent multiple experiments, sync them "
                      "individually or pass a list of paths."
                  )
              return True
      return False
  
imports: import datetime
  import fnmatch
  import os
  import queue
  import sys
  import tempfile
  import threading
  import time
  from typing import List, Optional
  from urllib.parse import quote
  import wandb
  from wandb.proto import wandb_internal_pb2
  from wandb.sdk.interface.interface_queue import InterfaceQueue
  from wandb.sdk.internal import context, datastore, handler, sender, tb_watcher
  from wandb.sdk.internal.settings_static import SettingsStatic
  from wandb.sdk.lib import filesystem
  from wandb.util import check_and_warn_old
label_desc: Use image node_id 4 for calling the SyncThread obj's underlying member method code with example usage: obj._setup_tensorboard(tb_root, tb_logdirs, tb_event_files, sync_item) and returns: False, True