Update app.py

Changed reference to the new Chroma database with annotated transcripts. Should improve the quality of responses.
Also changed the number of chunks from 4 to 5.

app.py

@@ -27,7 +27,7 @@ def load_db(k):
         openai_api_version="2023-05-15",
     )
     # download Chroma vector database
-    persist_directory = 'chroma_1500ch_vada/'
+    persist_directory = 'chroma_1500ch_new/'
     db = Chroma(persist_directory=persist_directory,
                 embedding_function=embeddings)    
     # define LLM
@@ -119,7 +119,7 @@ class cbfs(param.Parameterized):
     def __init__(self, **params):
         super(cbfs, self).__init__(**params)
         self.panels = []
-        self.qa = load_db(4)
+        self.qa = load_db(5) # indicate number of chunks
         self.clr_history()
 
     def convchain(self, query):