* add simple attr support and test

* add int, float attr support

* support other attribute

* add custom attrs test in cmake

* polish details

* fix test failed

* add backward test

* update test flags

* initial commit: simple demo

* polish copyright format

* add grap op simple demo

* adapt uncertain number of argument

* change trait marco name

* add place & dtype support for add kernel

* add dispath and infershape func

* poish code & add notes

* add dynamic_loader dep for paddle_framework

* add new custom op test dir

* polish impl details

* add unittest for new custom op

* fix failed unittest

* Costum op (#1)

* fix compile error

* wrap framework tensor with LoDTensor

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* add CustomTensor default constructor

* add size() for CustomTensor

* make size const for CustomTensor

* refactor place related api to circle the concept

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* make place const

* make Tensor copy

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* remove additional head of framework

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* add gpu test

* merge latest cwh code in

* adjust ut code of custom op

* adjust ut code of custom op

* adjust ut code of custom op

* Remove ShareData from user && Change CustomTensor to Tensor && Support more data type (#2)

* fix compile error

* wrap framework tensor with LoDTensor

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* add CustomTensor default constructor

* add size() for CustomTensor

* make size const for CustomTensor

* refactor place related api to circle the concept

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* make place const

* make Tensor copy

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* remove additional head of framework

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* add gpu test

* merge latest cwh code in

* adjust ut code of custom op

* adjust ut code of custom op

* adjust ut code of custom op

* adjust ut code of custom op

* adjust ut code of custom op

* hid share data from and to

* rename CustomTensor to Tensor

* refactor register design & add test

* change op_funtion to op_meta_info

* split op meta info into .h and .cc

* move get methods into friend class

* move OpMetaInfoHelper into framework space

* move CustomTensorUtils into framework space

* change pybind api name

* move PD C API into op meta info

* add register custom op api

* remove inference cmake change

* refactor copy to api && change Reshape to lowercase && support more dtype && add more test (#3)

* fix compile error

* wrap framework tensor with LoDTensor

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* add CustomTensor default constructor

* add size() for CustomTensor

* make size const for CustomTensor

* refactor place related api to circle the concept

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* make place const

* make Tensor copy

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* remove additional head of framework

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* add gpu test

* merge latest cwh code in

* adjust ut code of custom op

* adjust ut code of custom op

* adjust ut code of custom op

* adjust ut code of custom op

* adjust ut code of custom op

* hid share data from and to

* rename CustomTensor to Tensor

* support multi dtype

* remove lod, make reshape lowercase, add copy test and refactor copy api

* remove lod, make reshape lowercase, add copy test and refactor copy api

* remove lod, make reshape lowercase, add copy test and refactor copy api

* remove lod, make reshape lowercase, add copy test and refactor copy api

* fix copy to error

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* polish detail & error message

* polish test details

* Add cast api && Change copy related api to copy_to && add more test (#4)

* fix compile error

* wrap framework tensor with LoDTensor

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* add CustomTensor default constructor

* add size() for CustomTensor

* make size const for CustomTensor

* refactor place related api to circle the concept

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* fix compile error

* make place const

* make Tensor copy

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* debug CustomTensor core

* remove additional head of framework

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* use back to shared ptr for custom tensor

* add gpu test

* merge latest cwh code in

* adjust ut code of custom op

* adjust ut code of custom op

* adjust ut code of custom op

* adjust ut code of custom op

* adjust ut code of custom op

* hid share data from and to

* rename CustomTensor to Tensor

* support multi dtype

* remove lod, make reshape lowercase, add copy test and refactor copy api

* remove lod, make reshape lowercase, add copy test and refactor copy api

* remove lod, make reshape lowercase, add copy test and refactor copy api

* remove lod, make reshape lowercase, add copy test and refactor copy api

* fix copy to error

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add more test

* add type cast

* add cast and make copy to api

* add cast and make copy to api

* add cast and make copy to api

* add cast and make copy to api

* merge cwh code

* merge cwh code

* merge cwh code

* merge cwh code

* merge cwh code

* add more error log

* add more error log

* polish code

* used for test

* remove test comment

* remove test comment

* fix uint8 type error

* fix lost uint8 type error

* add test for coverage

* polish details by reviewer comments

* add prefix for DISABLE_COPY_AND_ASSIGN
Co-authored-by: NJiabin Yang <360788950@qq.com>