* support state_dict save to memory.

* Perfect unittest

* perfect unittest.

* suport saving binary var to memory

* polish code.

* packag save/load files into pybind/io.py

* polish code .

* add example for save to memory; remove useless save load function(_load_static_dict,_save_dygraph_dict)

* delete _load_static/dygraph_dict;_save_static/dygraph_dict

* edit example of paddle.save/load

* Modify into core.ops.run_program

* add DDout in core.ops.run_program

* fix typo

* add DOut

* fix typo

* put DOut last

* add op pbtxt of matmul/matmul_v2/scale/softmax

* add newline

* move quant attrs to extra for matmul

* modify API nn.Bilinear's doc, test=develop

* tar capi lib for publish

* add in gen_fluid_lib func

* add two attributes for yolo box

* Add wrap for functional api
* Refine the wraped api
* Add unit test for quant functional layers
* Update all unit tests for dygraph qat

* Optimizing prec process on windows

* fix bug

* move data to CUDAPlace in advance

* Create squeeze2.pbtxt

* Create unsqueeze2.pbtxt

* Update unsqueeze2.pbtxt

* Update squeeze2.pbtxt

* add transpose transpose opdef, test=develop

* add line, test=develop

* add pool2d and reshape2 pbtxt

* add pool2d and reshape2 pbtxt, test=develop

* delete reshape2.txt, test=develop

* add lines, test=develop

* replace 'InnerSetOverridedStopGradient' with 'SetOverridedStopGradient'.

* improve coverage.

* polish error message.

* add dynamic layer_norm plugin

* fix bug

* fix numpy.allclose

* fix format

* fix code style

* remove shepe in dynamic shape

* code format

* remove layer norm fp16

* fix format

* fix: paddle.static.default_main_program. test=develop

* add normalize_program to __all__. test=develop

Add 'self' parameters to function Cluster::update_pods, use variable name 'cur_proxy' instead of 'proxy' in file 'tools/get_pr_ut.py' (#33377)

* undefined variable proxy

* Cluster::update_pods lacks of parameter self

* Fix two english api documents, transpose and strided_slice

* OP:strided_slice_op supports bool type inputs

* add private api for memcpy_op

* change place dtype

* add private python api for memcpy op

* add op_def for gru, lstm and layer_norm

* fix no newline flag