fix(pipenv)

projects/pipenv.pypa.io/package.yml

@@ -49,9 +49,10 @@ test:
   - pipenv --version
   - pipenv --version 2>&1 | grep {{version}}
 
+  # changed to python3.8; 3.7 generates a lockfile resolver error
   - run: |
-      pipenv --python 3.7
-      pipenv install pycowsay
+      pipenv --python 3.8
+      pipenv --verbose install pycowsay
       pipenv run pycowsay "Hello World"
     working-directory:
       a