* process api dtype

* process api tensor

* small fix

* fix to name func

* still error

* still error

* revert master

* fix symbol dtype part1

* import error

* still error

* still error

* fix symbol

* add Dtype4Datatype function

* work in process

* undefined symbol of tensorbuffer

* macro bug

* construction func return symbol dtype

* process deprecated api

* fix name

* fix bug

* change to use reference

* fix format

* fix name

* small fix

* fix symbol dtype

* modify functor datatype to symbol dtype

* fix to symbol dtype

* add object as for symbol dtype

* modify return symbol dtype

* modify functor

* modify autograd section

* modify autograd

* modify core

* modify back for functional

* modify functional impl

* modify value types

* modify value types

* fix args

* modify tensor

* modify back

* fix comment

* small fix

* auto format by CI

* fix tensor buffer bug

* modify new interface

* modify new interface

* remove annotation

* auto format by CI

* need refine

* remove dtype4datatype

* modify use Get

* auto format by CI

* small fix

* auto format by CI

* remove annotation

* houjiang fix to symbol dtype pointer

* fix dtype

* fix format

* remove annotation

* small fix

* add null ptr support

* auto format by CI

* use symbol dtype

* fix

* auto format by CI

* small fix

* fix in lazy op interpreter

* auto format by CI

* fix to use symbol dtype

* small fix to use equal instead of is in single client

* fix conflict

* Format

* Fix to use symbol dtype
Co-authored-by: Noneflow-ci-bot <69100618+oneflow-ci-bot@users.noreply.github.com>
Co-authored-by: Noneflow-ci-bot <ci-bot@oneflow.org>
Co-authored-by: Ncheng cheng <472491134@qq.com>