Replacing the placeholder worker with a real one

worker/prefetch_models.py

@@ -0,0 +1,14 @@
+'''
+Pre-fetches the required model from github.
+'''
+
+import os
+from spleeter.model.provider import get_default_model_provider
+
+
+PREFETCH_MODELS = ['2stems']
+
+for model_name in PREFETCH_MODELS:
+    get_default_model_provider().download(
+        model_name,
+        os.path.join(os.getenv('MODEL_PATH'), model_name))