Refactored linting flake8, disabled for python version 3.12

Author: sacOO7

.github/workflows/check.yml

@@ -18,7 +18,6 @@ jobs:
       fail-fast: false
       matrix:
         python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12']
-
     steps:
     - uses: actions/checkout@v2
       with:
@@ -33,8 +32,9 @@ jobs:
         poetry-version: 1.3.2
     - name: Install dependencies
       run: poetry install -E crypto
-#    - name: Lint with flake8
-#      run: poetry run flake8
+    - name: Lint with flake8
+      if: ${{ matrix.python-version != '3.12' }}
+      run: poetry run flake8
     - name: Generate rest sync code and tests
       run: poetry run unasync
     - name: Test with pytest