last change for pipx

Author: patapenka-alexey

.github/workflows/packing.yml

@@ -509,7 +509,9 @@ jobs:
         if: matrix.target.os == 'ubuntu'
 
       - name: Install test requirements
-        run: pipx install -r requirements-test.txt
+        run: |
+          pip install pipx
+          pipx install -r requirements-test.txt
         if: matrix.target.os == 'debian'
 
       - name: Install the crud module for testing purposes