track python dependencies

.github/dependabot.yml

@@ -7,4 +7,10 @@ updates:
     target-branch: "dev"
     schedule:
       # Check for updates to GitHub Actions every weekday
-      interval: "daily"
+      interval: "daily"
+      
+   # Maintain dependencies for pip
+  - package-ecosystem: "pip"
+    directory: "/"
+    schedule:
+      interval: "weekly"