code: def _get_last_iteration():
      if PatchedMatplotlib._logger_started_reporting:
          return PatchedMatplotlib._current_task.get_last_iteration()
      # get the reported plot titles (exclude us)
      reported_titles = ResourceMonitor.get_logger_reported_titles(
          PatchedMatplotlib._current_task
      )
      if not reported_titles:
          return 0
      # check that this is not only us
      if not (
          set(reported_titles)
          - PatchedMatplotlib._matplotlib_reported_titles
      ):
          return 0
      # mark reporting started
      PatchedMatplotlib._logger_started_reporting = True
      return PatchedMatplotlib._current_task.get_last_iteration()
  
imports: import sys
  import threading
  from copy import deepcopy
  from tempfile import mkstemp
  import six
  from six import BytesIO
  from .import_bind import PostImportHookPatching
  from ..config import running_remotely
  from ..debugging.log import LoggerRoot
  from ..utilities.resource_monitor import ResourceMonitor
label_desc: Use image node_id 17 for calling the PatchedMatplotlib obj's underlying member method code with example usage: obj._get_last_iteration() and returns: PatchedMatplotlib, PatchedMatplotlib, int, int