add dev_only

Author: T4rk1n

@plotly/dash-generator-test-component-typescript/base/__init__.py

@@ -19,6 +19,7 @@
     ),
     {
         "dev_package_path": "proptypes.js",
+        "dev_only": True,
         "namespace": 'dash_generator_test_component_typescript'
     }
 ]

dash/resources.py

@@ -47,9 +47,8 @@ def _filter_resources(self, all_resources, dev_bundles=False):
                 filtered_resource["namespace"] = s["namespace"]
             if "external_url" in s and not self.config.serve_locally:
                 filtered_resource["external_url"] = s["external_url"]
-            elif "dev_package_path" in s:
-                if dev_bundles:
-                    filtered_resource["relative_package_path"] = s["dev_package_path"]
+            elif "dev_package_path" in s and (dev_bundles or s.get("dev_only")):
+                filtered_resource["relative_package_path"] = s["dev_package_path"]
             elif "relative_package_path" in s:
                 filtered_resource["relative_package_path"] = s["relative_package_path"]
             elif "absolute_path" in s: