name: "preprocess" backend: "python" input [ { name: "preprocess_input" data_type: TYPE_UINT8 dims: [ -1, -1, -1, 3 ] } ] output [ { name: "preprocess_output1" data_type: TYPE_FP32 dims: [ -1, 3, -1, -1 ] }, { name: "preprocess_output2" data_type: TYPE_FP32 dims: [ -1, 2 ] }, { name: "preprocess_output3" data_type: TYPE_FP32 dims: [ -1, 2 ] } ] instance_group [ { count: 1 kind: KIND_CPU } ]