Added flake8 in CI

Author: Peng Ren

.github/workflows/ci.yml

@@ -67,6 +67,10 @@ jobs:
           sleep 2
         done
 
+    - name: Check code style with flake8
+      run: |
+        flake8 pymongosql/ --count --max-line-length=127 --statistics
+
     - name: Set up test database
       run: |
         echo "Setting up test database..."

requirements-test.txt

@@ -5,4 +5,5 @@ pymongo>=4.15.0
 # Test dependencies
 pytest>=7.0.0
 pytest-cov>=4.0.0
-testcontainers[mongodb]>=3.7.0
+testcontainers[mongodb]>=3.7.0
+flake8>=6.0.0