GitLab

* Add typehints

* Fix

* Fix

* Update mmcv/parallel/distributed_deprecated.py
Co-authored-by: Mashiro <57566630+HAOCHENYE@users.noreply.github.com>

* Fix

* add type hints to scatter

add type hints to scatter

* fix ScatterInputs

* Update mmcv/parallel/_functions.py
Co-authored-by: Zaida Zhou <58739961+zhouzaida@users.noreply.github.com>

* Fix

* refine type hints

* minor fix
Co-authored-by: Mashiro <57566630+HAOCHENYE@users.noreply.github.com>
Co-authored-by: HAOCHENYE <21724054@zju.edu.cn>
Co-authored-by: Zaida Zhou <58739961+zhouzaida@users.noreply.github.com>
Co-authored-by: zhouzaida <zhouzaida@163.com>

* add pyupgrade

* add options for pyupgrade

* minor refinement

* [Docs] Add header for files

* change to OpenMMLab

* add headers for .cpp, .cu, .h, .cuh

* replace Open-MMLab with OpenMMLab

* improve digit_version & use it for version_checking

* more testing for digit_version

* setuptools >= 50 is needed

* fix CI

* add debuging log

* >= to ==

* fix lint

* remove

* add failure case

* replace

* fix

* consider TORCH_VERSION == 'parrots'

* add unittest

* digit_version do not deal with the case if 'parrots' in version name.

* feat: modify parallel to module wrapper

* fix: unittest

* fix: add registry file

* feat: add module wrapper unittest

* feat: add IterBasedRunner

* fix: unittest

* feat: more unittest

* fix: expose dataloader len

* minor updates of BaseRunner

* refactor: remove CosineRestartLrUpdaterHook

* style: add docstring

* refactor: update IterTextLoggerHook: fstring and exp_name

* fix: epoch_runner unittest

* refactor: remove IterBasedTextLogger

* fix: old IterTextLoggerHook issue

* refactor: remove __len__ of IterLoader

* feat: add IterBasedRunner to init

* feat: add __len__ to IterLoader

* fix some docstrings

* refactor: use is_parallel_module

* fix: import issue

* fix: runner unittest missing logger

* fix checkpoints

* feat: add by_epoch default value to IterBaseRunner regitering loggger_hook

* refactor: remove setting by_epoch in log_config

* minor refactoring

* docs: add docstring

* fix: remove unused doc

* update the log info for saving checkpoints
Co-authored-by: Kai Chen <chenkaidev@gmail.com>

* add copyright header

* change # to // for cpp files

* fix the code style of yapf 0.29

* fix flake8

* add yapf and isort to travis

* minor formatting

* remove blank lines

* skip unit tests for progressbar when python2

* update travis to ubuntu 16.04

* use a newer version ffmpeg

* add -y to add-apt-repository