| check | Check Whether The Proto is Valid | 
| check.onnx_pb2.AttributeProto | Check Whether The Proto is Valid | 
| check.onnx_pb2.GraphProto | Check Whether The Proto is Valid | 
| check.onnx_pb2.ModelProto | Check Whether The Proto is Valid | 
| check.onnx_pb2.NodeProto | Check Whether The Proto is Valid | 
| check.onnx_pb2.TensorProto | Check Whether The Proto is Valid | 
| load_from_file | Loads a binary protobuf that stores onnx model | 
| load_from_string | Loads a binary string that stores onnx model | 
| make_attribute | Make Different Types of Protos | 
| make_graph | Make Different Types of Protos | 
| make_node | Make Different Types of Protos | 
| make_tensor | Make Different Types of Protos | 
| make_tensor_value_info | Make Different Types of Protos | 
| onnx | R Interface to ONNX | 
| print_readable | Print the Human-readable Representation of the Proto Object |