class_docstr: Set values at spasific positions to zero.
  
  Args:
      inputs (list): value tensor and mask tensor.
  
  Returns:
      object: tensor after setting values to zero.
code: def call(self, inputs, **kwargs):
      return inputs[0] * K.expand_dims(inputs[1])
  
imports: import tensorflow.compat.v1.keras
  from tensorflow.compat.v1.linalg import einsum
  from tensorflow.compat.v1.keras import layers
  from tensorflow.compat.v1.keras import backend
label_desc: Use image node_id 3 for calling the OverwriteMasking obj's underlying member method code with example usage: obj.call(inputs) and returns: unknown