Fix CI PR code convention check workflow (#50)

.github/workflows/auto_update_stat_images.yml

@@ -24,7 +24,8 @@ jobs:
     steps:
 
     # Checks-out repository under $GITHUB_WORKSPACE, so the job can access it
-    - uses: actions/checkout@v3
+    - name: Check out code
+      uses: actions/checkout@v3
 
     # Run using Python 3.11 for consistency and aiohttp
     - name: Set up Python 3.11

.github/workflows/non_auto_generate_stat_images.yml

@@ -28,7 +28,8 @@ jobs:
     steps:
 
     # Checks-out repository under $GITHUB_WORKSPACE, so the job can access it
-    - uses: actions/checkout@v3
+    - name: Check out code
+      uses: actions/checkout@v3
 
     # Run using Python 3.11 for consistency and aiohttp
     - name: Set up Python 3.11

.github/workflows/pull_request_code_convention.yml

@@ -3,7 +3,7 @@ name: Pull Request Code Convention Check
 on:
   pull_request:
     branches:
-      - master
+      - main
 
 permissions:
   contents: read
@@ -16,6 +16,9 @@ jobs:
 
     steps:
 
+    - name: Check out code
+      uses: actions/checkout@v3
+
     # Run using Python 3.11 for consistency
     - name: Set up Python 3.11
       uses: actions/setup-python@v3

src/github_repo_stats.py

@@ -473,9 +473,9 @@ async def lines_changed(self) -> Tuple[int, int]:
         if sum(author_contribution_percentages) > 0:
             self._avg_percent = f"{(sum(author_contribution_percentages) / len(repo_total_changes_arr) * 100):0.2f}%"
 
-            weighted_avg_percent = sum(
-                weighted_author_contribution_percentages
-            ) / len(repo_total_changes_arr)
+            weighted_avg_percent = sum(weighted_author_contribution_percentages) / len(
+                repo_total_changes_arr
+            )
             self._weighted_avg_percent = f"{weighted_avg_percent * 100:0.2f}%"
         else:
             self._weighted_avg_percent = self._avg_percent = "N/A"