* tmp commit

* add unittest for basedataset

* fix lint

* resolve all comments

* update

* update

* update

* update

* update

* update

* update

* resolve comments

* resolve comments

* update

* resolve comments

* resolve comments

* Add the unittest of registry

* improve the format

* fix the test_repr

* refactor the test_init

* add the copyright for tests directory

* add more unit tests

* fix error

* add unit tests for _search_child and _get_root_registry

* build_from_cfg supports dict, ConfictDict and Config

* improve docstring

* [Docs] Configure the documentation

* fix the format

* introduce the usage of default_scope

* add Chinese documentation

* move docs configure to another pr

* clean pr

* refactor registry docs

* fix typo

* fix typo

* reorg

* add more examples

* reslove comments

* reslove comments

* reslove comments

Co-authored-by: ZwwWayne <wayne.zw@outlook.com>

* add docs for BaseDataset

* update docs

* update docs

* update basedataset.md

* resolve all comments

* update

* update

* refine base dataset doc

* resolve all comments

* update

* update

* update

* update

* update

* update

* update

Co-authored-by: MeowZheng <meowzheng@outlook.com>

* tmp add fileio

* ignore fileio mypy check error

* update isort

* update

* update comments

* update

* update

* update

* fix bug in use cases

* resolve all comments

* add description of basedatasample

* rename meta_info to metainfo as meta is an adj.

* update

* resolve comments

* clean set data

* finished doc

* rephrase

* update

* resolve comments

* more clear organization

* rephrase

* rephrase

* replace 基础数据元素 by 数据元素

* rephrase

* [Doc] Add scheduler user doc.

* reslove comments

* add chinese doc

* add update en doc

* resolve comments

* resolve comments

* update parameter scheduler

* resolve comments

* tmp remove en doc

* resolve comments

* resolve comments

* resolve comments

Co-authored-by: Kai Chen <chenkaidev@gmail.com>

* [Docs] Configure the documentation

* delete mypy.ini

* add config user doc

* add config user doc

* Fix typo

* fix typo

* reference mmcv

* fix typo

* fix typo

* Restructuring config.md

* Update introduction

Co-authored-by: Kai Chen <chenkaidev@gmail.com>

* Fix

Co-authored-by: Zaida Zhou <58739961+zhouzaida@users.noreply.github.com>

* Update docs/zh_cn/tutorials/config.md

Co-authored-by: Zaida Zhou <58739961+zhouzaida@users.noreply.github.com>

* Fix title level

Co-authored-by: Zaida Zhou <58739961+zhouzaida@users.noreply.github.com>

* refactor the doc

* remove **bold** on titles

* Fix python comment

* Fix python comment

* Update docs/zh_cn/tutorials/config.md

Co-authored-by: Zaida Zhou <58739961+zhouzaida@users.noreply.github.com>

Co-authored-by: Kai Chen <chenkaidev@gmail.com>
Co-authored-by: Zaida Zhou <58739961+zhouzaida@users.noreply.github.com>