Update main.py

main.py

@@ -73,12 +73,14 @@ class MyEmbeddingFunction(EmbeddingFunction):
                 return response.json()["embeddings"][0]
             except:
                 pass
-
-CHROMA_PATH = "chroma"
-custom_embeddings = MyEmbeddingFunction()
-db = Chroma(
-    persist_directory=CHROMA_PATH, embedding_function=custom_embeddings
-)
+try:
+    CHROMA_PATH = "chroma"
+    custom_embeddings = MyEmbeddingFunction()
+    db = Chroma(
+        persist_directory=CHROMA_PATH, embedding_function=custom_embeddings
+    )
+except:
+    pass
 
 
 def embeddingGen(query):