code: def export_empty_set() -> None:
      shape = [2, 0, 4]
      keepdims = 1
      reduced_shape = [2, 1, 4]
  
      node = onnx.helper.make_node(
          "ReduceMin",
          inputs=["data", "axes"],
          outputs=["reduced"],
          keepdims=keepdims,
      )
  
      data = np.array([], dtype=np.float32).reshape(shape)
      axes = np.array([1], dtype=np.int64)
      one = np.array(np.ones(reduced_shape, dtype=np.float32))
      zero = np.array(np.zeros(reduced_shape, dtype=np.float32))
      reduced = one / zero  # inf
  
      expect(
          node,
          inputs=[data, axes],
          outputs=[reduced],
          name="test_reduce_min_empty_set",
      )
  
file_path: onnx/onnx/backend/test/case/node/reducemin.py
imports: import numpy
  import onnx
  from onnx.backend.test.case.base import Base
  from onnx.backend.test.case.node import expect
label_desc: Use image node_id 6 for calling the ReduceMin obj's underlying member method code with example usage: obj.export_empty_set() without return types