class_docstr: Abstract base class of calibrators
  Args:
      num_bits: An integer. Number of bits of quantization.
      axis: A tuple. see QuantDescriptor.
      unsigned: A boolean. using unsigned quantization.
  
  Readonly Properties:
      axis:
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docstr: Abstract method: collect tensor statistics used to compute amax
  
  Args:
      x: A tensor
docstr_tok: ["Abstract","method",":","collect","tensor","statistics","used","to","compute","amax","Args",":","x",":","A","tensor"]
code: def collect(self, x):
      """Abstract method: collect tensor statistics used to compute amax
  
      Args:
          x: A tensor
      """
      raise NotImplementedError
  
label_desc: Use image node_id 2 for calling the _Calibrator obj's underlying member method code with example usage: obj.collect(x) without return types