# model
model = Model()
i1 = Input("op1", "TENSOR_FLOAT32", "{1, 2, 2, 1}")
i2 = Input("op2", "TENSOR_FLOAT32", "{1, 2, 2, 1}")
act = Int32Scalar("act", 0) # an int32_t scalar fuse_activation
i3 = Output("op3", "TENSOR_FLOAT32", "{1, 2, 2, 1}")
model = model.Operation("SUB", i1, i2, act).To(i3)

# Example 1. Input in operand 0,
input0 = {i1: # input 0
          [2.0, -4.0, 8.0, -16.0],
          i2: # input 1
          [2.0, -2.0, -4.0, 4.0]}

output0 = {i3: # output 0
           [0.0, -2.0, 12.0, -20.0]}

# Instantiate an example
Example((input0, output0))