class_docstr: An internal used global context object for annotation,
  for putting some state variables like `conv2d_counter`.
code: def stop_quantize(self):
      self._stop_quantize = True
  
imports: import tvm.ir
  import tvm
  from tvm.runtime import Object
  from .None import _quantize
  from ._calibrate import calibrate
  from ._partition_conversions import partition_conversions
  from ..None import expr
  from ..None import transform
label_desc: Use image node_id 3 for calling the QuantizeContext obj's underlying member method code with example usage: obj.stop_quantize() without return types