code: def __init__(self, v=False):
      self.val = v
  
file_path: coremltools/coremltools/converters/mil/mil/types/type_bool.py
imports: from .annotate import annotate, class_annotate, delay_type
  from .type_spec import Type
label_desc: Use image node_id 1 to create a new bool object  with example: obj = bool(v)