fix ci v3

Author: martingarridorc

.github/workflows/test.yml

@@ -24,6 +24,9 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install .
+      # remove the _data directory if it exists from previous runs
+      - name: Clean previous data
+        run: rm -rf _data
 
       - name: Run test code
         shell: bash