code: def __init__(self, pass_name):
      self.pass_name = pass_name
      self.passes = []
  
imports: import itertools
  import warnings
  from functools import partial
  from coremltools.converters.mil.mil.passes.helper import block_context_manager
  from ...mil.passes import pass_registry
label_desc: Use image node_id 1 to create a new PassContainer object  with example: obj = PassContainer(pass_name)