* test_get_kernel

* add invoke signature

* change reduce_max

* change frobenius_norm

* reset reduce_max according to composite and change reduce_all

* fix the bug when Scalar(*)

* fix 'scalar when support_tensor'

* change code according to review

* change 'keep_signature' to 'manual_signature' and add some erro info

* support optimizers autogen

* change sgd yaml

* change generate signature

* fix test/cpp/new_executor/CM

* reset signature generated function

* change signature funciton

* change signature funciton