merge changes

.github/CODE_OF_CONDUCT.md

@@ -14,22 +14,22 @@ appearance, race, religion, or sexual identity and orientation.
 Examples of behavior that contributes to creating a positive environment
 include:
 
-* Using welcoming and inclusive language
-* Being respectful of differing viewpoints and experiences
-* Gracefully accepting constructive criticism
-* Focusing on what is best for the community
-* Showing empathy towards other community members
+- Using welcoming and inclusive language
+- Being respectful of differing viewpoints and experiences
+- Gracefully accepting constructive criticism
+- Focusing on what is best for the community
+- Showing empathy towards other community members
 
 Examples of unacceptable behavior by participants include:
 
-* The use of sexualized language or imagery and unwelcome sexual attention or
- advances
-* Trolling, insulting/derogatory comments, and personal or political attacks
-* Public or private harassment
-* Publishing others' private information, such as a physical or electronic
- address, without explicit permission
-* Other conduct which could reasonably be considered inappropriate in a
- professional setting
+- The use of sexualized language or imagery and unwelcome sexual attention or
+  advances
+- Trolling, insulting/derogatory comments, and personal or political attacks
+- Public or private harassment
+- Publishing others' private information, such as a physical or electronic
+  address, without explicit permission
+- Other conduct which could reasonably be considered inappropriate in a
+  professional setting
 
 ## Our Responsibilities
 
@@ -70,7 +70,7 @@ members of the project's leadership.
 This Code of Conduct is adapted from the [Contributor Covenant][homepage], version 1.4,
 available at https://www.contributor-covenant.org/version/1/4/code-of-conduct.html
 
-[homepage]: https://www.contributor-covenant.org
-
 For answers to common questions about this code of conduct, see
 https://www.contributor-covenant.org/faq
+
+[homepage]: https://www.contributor-covenant.org

.github/ISSUE_TEMPLATE/error-report.md

@@ -4,7 +4,6 @@ about: Create a report to help us improve
 title: ''
 labels: ''
 assignees: ''
-
 ---
 
 Thanks for your error report and we appreciate it a lot.
@@ -16,6 +15,7 @@ If you feel we have help you, give us a STAR! :satisfied:
 2. The bug has not been fixed in the latest version.
 
 **Describe the bug**
+
 A clear and concise description of what the bug is.
 
 **Reproduction**
@@ -33,8 +33,8 @@ A placeholder for the command.
 
 1. Please run `PYTHONPATH=${PWD}:$PYTHONPATH python mmaction/utils/collect_env.py` to collect necessary environment information and paste it here.
 2. You may add addition that may be helpful for locating the problem, such as
-    - How you installed PyTorch [e.g., pip, conda, source]
-    - Other environment variables that may be related (such as `$PATH`, `$LD_LIBRARY_PATH`, `$PYTHONPATH`, etc.)
+   - How you installed PyTorch \[e.g., pip, conda, source\]
+   - Other environment variables that may be related (such as `$PATH`, `$LD_LIBRARY_PATH`, `$PYTHONPATH`, etc.)
 
 **Error traceback**
 

.github/ISSUE_TEMPLATE/feature_request.md

@@ -4,7 +4,6 @@ about: Suggest an idea for this project
 title: ''
 labels: ''
 assignees: ''
-
 ---
 
 Thanks for your feature request and we will review and plan for it when necessary.
@@ -15,8 +14,8 @@ If you feel we have help you, give us a STAR! :satisfied:
 **Motivation**
 
 A clear and concise description of the motivation of the feature.
-Ex1. It is inconvenient when [....].
-Ex2. There is a recent paper [....], which is very helpful for [....].
+Ex1. It is inconvenient when \[....\].
+Ex2. There is a recent paper \[....\], which is very helpful for \[....\].
 
 **Related resources**
 

.github/ISSUE_TEMPLATE/general_questions.md

@@ -4,5 +4,11 @@ about: Ask general questions to get help
 title: ''
 labels: ''
 assignees: ''
-
 ---
+
+Before raising a question, you may need to check the following listed items.
+
+**Checklist**
+
+1. I have searched related issues but cannot get the expected help.
+2. I have read the [FAQ documentation](https://mmaction2.readthedocs.io/en/latest/faq.html) but cannot get the expected help.

.github/ISSUE_TEMPLATE/reimplementation_questions.md

@@ -2,9 +2,8 @@
 name: Reimplementation Questions
 about: Ask about questions during model reimplementation
 title: ''
-labels: 'reimplementation'
+labels: reimplementation
 assignees: ''
-
 ---
 
 If you feel we have help you, give us a STAR! :satisfied:
@@ -54,7 +53,7 @@ A placeholder for the config.
 
 1. Please run `PYTHONPATH=${PWD}:$PYTHONPATH python mmaction/utils/collect_env.py` to collect necessary environment information and paste it here.
 2. You may add addition that may be helpful for locating the problem, such as
-   1. How you installed PyTorch [e.g., pip, conda, source]
+   1. How you installed PyTorch \[e.g., pip, conda, source\]
    2. Other environment variables that may be related (such as `$PATH`, `$LD_LIBRARY_PATH`, `$PYTHONPATH`, etc.)
 
 **Results**

.github/pull_request_template.md

@@ -0,0 +1,26 @@
+Thanks for your contribution and we appreciate it a lot. The following instructions would make your pull request more healthy and more easily got feedback.
+If you do not understand some items, don't worry, just make the pull request and seek help from maintainers.
+
+## Motivation
+
+Please describe the motivation of this PR and the goal you want to achieve through this PR.
+
+## Modification
+
+Please briefly describe what modification is made in this PR.
+
+## BC-breaking (Optional)
+
+Does the modification introduces changes that break the back-compatibility of this repo?
+If so, please describe how it breaks the compatibility and how users should modify their codes to keep compatibility with this PR.
+
+## Use cases (Optional)
+
+If this PR introduces a new feature, it is better to list some use cases here, and update the documentation.
+
+## Checklist
+
+1. Pre-commit or other linting tools should be used to fix the potential lint issues.
+2. The modification should be covered by complete unit tests. If not, please add more unit tests to ensure the correctness.
+3. If the modification has potential influence on downstream projects, this PR should be tested with downstream projects, like MMDet or MMCls.
+4. The documentation should be modified accordingly, like docstring or example tutorials.