Update app.py

app.py

@@ -50,6 +50,9 @@ def predict(jobname, inputs, recycling_steps, sampling_steps, diffusion_samples)
     # }
     """
     sequences_for_msa = []
+    output = {
+    "sequences": []
+    }
     for chain in inputs["chains"]:
         entity_type = chain["class"].lower()
         sequence_data = {