Updated .github/workflows/lint-python.yml NO_JIRA

Author: ccdc-github-admin

.github/workflows/lint-python.yml

@@ -1,7 +1,6 @@
 ---
 name: Lint Python
 on:  # yamllint disable-line rule:truthy
-  workflow_dispatch:
   pull_request:
     paths:
       - '**/*.py'
@@ -18,12 +17,12 @@ jobs:
     steps:
       - uses: actions/checkout@v3
         with:
-          fetch-depth: 2
+          fetch-depth: 0
 
       - name: Modified files
         id: file-changes
         run: |
-          echo "changed-files=$(git diff --name-only -r HEAD^1 HEAD | grep '\.py' | tr '\n' ' ')" >> $GITHUB_OUTPUT
+          echo "changed-files=$(git diff --name-only -r origin/${GITHUB_BASE_REF} origin/${GITHUB_HEAD_REF} | grep '\.py' | tr '\n' ' ')" >> $GITHUB_OUTPUT
 
       - name: Check GitHub event type to determine reporter type
         run: |
@@ -43,6 +42,6 @@ jobs:
         with:
           fail_on_error: false
           filter_mode: diff_context
-          level: warning
+          level: error
           flake8_args: ${{ steps.file-changes.outputs.changed-files }}
           reporter: ${{ env.REVIEWDOG_REPORTER }}