ONNX static content generation

This is a developer usage guide to the ONNX Python API and Operator Schemas. It contains the following information for the latest release:

import onnx
from onnx.defs import onnx_opset_version
print(f"onnx.__version__: {onnx.__version__!r}")
print(f"onnx opset: {onnx_opset_version()}")

onnx.__version__: '1.12.0'
onnx opset: 18

• ONNX operators
  • expect
  • main
  • ai.onnx.ml
  • ai.onnx.preview.training
  • Tables
• onnx API Overview
  • Proto and Serialization
  • onnx.backend
  • onnx.checker
  • onnx.compose
  • onnx.external_data_helper
  • onnx.helper
  • onnx.hub
  • onnx.mapping
  • onnx.numpy_helper
  • onnx.parser
  • onnx.printer
  • onnx.shape_inference
  • onnx.tools
  • onnx.version_converter