Add new linters, update some already used ones and fix some new found issues

.github/dependabot.yml

@@ -1,7 +1,7 @@
 version: 2
 updates:
-- package-ecosystem: pip
-  directory: "/"
-  schedule:
-    interval: weekly
-  open-pull-requests-limit: 99
+  - package-ecosystem: pip
+    directory: "/"
+    schedule:
+      interval: weekly
+    open-pull-requests-limit: 99

.pre-commit-config.yaml

@@ -1,40 +1,66 @@
 repos:
--   repo: https://github.com/asottile/seed-isort-config
+  - repo: https://github.com/asottile/seed-isort-config
     rev: v2.2.0
     hooks:
-    -   id: seed-isort-config
--   repo: https://github.com/pre-commit/mirrors-isort
-    rev: v5.5.3
+      - id: seed-isort-config
+  - repo: https://github.com/timothycrosley/isort
+    rev: 5.9.1
     hooks:
-    -   id: isort
--   repo: https://github.com/ambv/black
-    rev: stable
+      - id: isort
+  - repo: https://github.com/ambv/black
+    rev: 21.6b0
     hooks:
-    - id: black
--   repo: https://gitlab.com/pycqa/flake8
-    rev: 3.8.3
+      - id: black
+  - repo: https://github.com/pre-commit/mirrors-prettier
+    rev: v2.3.2
     hooks:
-    -   id: flake8
-        additional_dependencies: ['flake8-coding==1.3.1', 'flake8-copyright==0.2.2', 'flake8-debugger==3.1.0', 'flake8-mypy==17.8.0']
--   repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v3.2.0
+      - id: prettier
+        exclude: ^tests/|libmozdata/modules.json
+  - repo: https://gitlab.com/pycqa/flake8
+    rev: 3.9.2
     hooks:
-    -   id: trailing-whitespace
+      - id: flake8
+        additional_dependencies:
+          - "flake8-coding==1.3.1"
+          - "flake8-copyright==0.2.2"
+          - "flake8-debugger==3.1.0"
+          - "flake8-mypy==17.8.0"
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.0.1
+    hooks:
+      - id: check-ast
+      - id: check-docstring-first
+      - id: check-executables-have-shebangs
+      - id: check-merge-conflict
+      - id: check-symlinks
+      - id: debug-statements
+      - id: trailing-whitespace
         exclude: ^tests/uplift/|^tests/html/
-    -   id: check-yaml
-    -   id: mixed-line-ending
+      - id: check-yaml
+      - id: mixed-line-ending
         exclude: ^tests/html/
-    -   id: name-tests-test
-        args: ['--django']
+      - id: name-tests-test
+        args: ["--django"]
         exclude: tests/auto_mock.py
-    -   id: check-json
+      - id: check-json
         exclude: ^tests/mocks/
--   repo: https://github.com/codespell-project/codespell
-    rev: v1.17.1
+      - id: requirements-txt-fixer
+      - id: check-vcs-permalinks
+  - repo: https://github.com/codespell-project/codespell
+    rev: v2.1.0
     hooks:
-    -   id: codespell
+      - id: codespell
         exclude: libmozdata/modules.json
--   repo: meta
+  - repo: https://github.com/marco-c/taskcluster_yml_validator
+    rev: v0.0.7
     hooks:
-    -   id: check-hooks-apply
-    -   id: check-useless-excludes
+      - id: taskcluster_yml
+  - repo: https://github.com/asottile/yesqa
+    rev: v1.2.3
+    hooks:
+      - id: yesqa
+  - repo: meta
+    hooks:
+      - id: check-useless-excludes
+default_language_version:
+  python: python3

CODE_OF_CONDUCT.md

@@ -5,6 +5,7 @@ For more details, please read the
 [Mozilla Community Participation Guidelines](https://www.mozilla.org/about/governance/policies/participation/).
 
 ## How to Report
+
 For more information on how to report violations of the Community Participation Guidelines, please read our '[How to Report](https://www.mozilla.org/about/governance/policies/participation/reporting/)' page.
 
 <!--

README.md

@@ -1,15 +1,16 @@
 # libmozdata
+
 > Library to access and aggregate several Mozilla data sources
 
 The goal is to provide a library giving access to a wide range of Mozilla data sources. This library also provides some post processing on data.
 
-
 [![Build Status](https://api.travis-ci.org/mozilla/libmozdata.svg?branch=master)](https://travis-ci.org/mozilla/libmozdata)
 [![codecov.io](https://img.shields.io/codecov/c/github/mozilla/libmozdata/master.svg)](https://codecov.io/github/mozilla/libmozdata?branch=master)
 
 ## Setup
 
 Install the prerequisites via `pip`:
+
 ```sh
 sudo pip install -r requirements.txt
 ```
@@ -17,11 +18,13 @@ sudo pip install -r requirements.txt
 ## Running tests
 
 Install test prerequisites via `pip`:
+
 ```sh
 sudo pip install -r test-requirements.txt
 ```
 
 Run tests:
+
 ```sh
 coverage run --source=libmozdata -m unittest discover tests/
 ```

libmozdata/BZInfo.py

@@ -62,7 +62,7 @@ class BZInfo(Bugzilla):
 
         A collaboration between A & B is when A reviews a patch of B (or reciprocally)
         in term of graph:
-           - each node represents a reviewer or a writter (owner)
+           - each node represents a reviewer or a writer (owner)
            - each edge represents a collaboration
         here we count the degree of each node and find out who's the best collaborator
 

requirements.txt

@@ -1,8 +1,8 @@
-requests[security]>=2.7.0
+icalendar>=3.10
+python-dateutil>=2.5.2
+python-hglib>=2.6.1
 requests-futures>=0.9.8
+requests[security]>=2.7.0
+setuptools>=28.6.1
 six>=1.10.0
 whatthepatch>=0.0.4
-python-dateutil>=2.5.2
-icalendar>=3.10
-setuptools>=28.6.1
-python-hglib>=2.6.1

test-requirements.txt

@@ -1,3 +1,3 @@
 coverage
-responses
 pre-commit
+responses