code: def export() -> None:
      node = onnx.helper.make_node(
          "QuantizeLinear",
          inputs=["x", "y_scale", "y_zero_point"],
          outputs=["y"],
      )
  
      x = np.array([0, 2, 3, 1000, -254, -1000]).astype(np.float32)
      y_scale = np.float32(2)
      y_zero_point = np.uint8(128)
      y = np.array([128, 129, 130, 255, 1, 0]).astype(np.uint8)
  
      expect(
          node,
          inputs=[x, y_scale, y_zero_point],
          outputs=[y],
          name="test_quantizelinear",
      )
  
file_path: onnx/onnx/backend/test/case/node/quantizelinear.py
imports: import numpy
  import onnx
  from onnx import TensorProto
  from onnx.backend.test.case.base import Base
  from onnx.backend.test.case.node import expect
  from onnx.helper import make_tensor
label_desc: Use image node_id 1 for calling the QuantizeLinear obj's underlying member method code with example usage: obj.export() without return types