Add pre-commit checks and its configuration

Author: Adakar

.flake8

@@ -0,0 +1,9 @@
+[flake8]
+max-line-length = 88
+
+per-file-ignores = 
+	#Undefined name exception
+	test.py: F821
+
+	#Line too long, unresolved imports, may be undefined
+	names.py: E501 F401 F403

.pre-commit-config.yaml

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+default_languages_version:
+    python: python3.8
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.3.0 
+    hooks:
+      - id: no-commit-to-branch # Both main and master are protected by default if no branch argument is set.
+      - id: check-yaml
+      - id: detect-private-key
+      - id: debug-statements
+      - id: fix-encoding-pragma
+ 
+  - repo: https://github.com/asottile/reorder_python_imports
+    rev: v3.8.1
+    hooks:
+      - id: reorder-python-imports
+ 
+  - repo: https://github.com/psf/black
+    rev: 22.6.0
+    hooks:
+      - id: black
+        language_version: python3.8
+        
+  - repo: https://github.com/pycqa/flake8
+    rev: 4.0.1
+    hooks:
+      - id: flake8
+        additional_dependencies:
+          - flake8-bugbear
+          - flake8-comprehensions
+          - flake8-simplify
+        
+  - repo: https://github.com/econchick/interrogate
+    rev: 1.5.0
+    hooks:
+      - id: interrogate
+        args: [-vv, -i, -r, main, -M]

requirements.txt

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+pre-commit