* support registering partial functions

* Update mmengine/registry/build_functions.py

Co-authored-by: Mashiro <57566630+HAOCHENYE@users.noreply.github.com>

* Update mmengine/registry/registry.py

Co-authored-by: Mashiro <57566630+HAOCHENYE@users.noreply.github.com>

* Revert unit test and refine

* add current logger and set log level

---------

Co-authored-by: Mashiro <57566630+HAOCHENYE@users.noreply.github.com>
Co-authored-by: HAOCHENYE <21724054@zju.edu.cn>

* [Docs] Fix failed link in registry

* fix typo

* Rename data to structure

* adjust the way to import module

* adjust the way to import module

* rename Structure to Data Structures in docs api

* rename structure to structures

* support using some modules of mmengine without torch

* fix circleci config

* fix circleci config

* fix registry ut

* minor fix

* move init method from model/utils to model/weight_init.py

* move init method from model/utils to model/weight_init.py

* move sync_bn to model

* move functions depending on torch to dl_utils

* format import

* fix logging ut

* add weight init in model/__init__.py

* move get_config and get_model to mmengine/hub

* move log_processor.py to mmengine/runner

* fix ut

* Add TimeCounter in dl_utils/__init__.py

* add build function for scheduler

* add unit test

add unit test

* handle convert_to_iter in build_scheduler_from_cfg

* restore deleted code

* format import

* fix lint

* [Fix] Fix weight initializing and registry logging.

* sync params

* resolve comments

* clean code

* fix as comment

* fix as comment

* add get_registry_by_scope method

* add unit test and docstring example

* rename get_registry_by_scope to switch_scope_and_registry

* move build function to registry/builder

* fix docstring

* rename builder->registry_builder, move build_from_cfg to registry_builder

rename builder->registry_builder, move build_from_cfg to registry_builder

* rename registry_builder to build_function

rename registry_builder to build_function

* fix docstring and type hint

* rename build_function to build_functions