“958b9f072afbf024e0232fa7257f3e8751b80752”上不存在“test/legacy_test/test_inference_model_io.py”
* Expose paddle.framework by pybind11
* Export paddle.framework.{Scope, Variable} to paddle.v2.framework.core.
* See python/paddle/v2/framework/tests/test_scope.py for Python usage
* See paddle/pybind/pybind.cc for C++ bind code.
* add copyright