Update app.py

app.py

@@ -9,9 +9,6 @@ import subprocess
 
 #HUGGINGFACEHUB_API_TOKEN = os.environ["HUGGINGFACEHUB_API_TOKEN"]
 
-config = CustomAppConfig(embedding_fn=EmbeddingFunctions.OPENAI, provider=Providers.OPENAI, embedding_fn_model="text-embedding-ada-002")
-app = CustomApp(config)
-
 class ContextCreator:
     def __init__(self, app):
         self.app = app
@@ -37,6 +34,13 @@ class ContextCreator:
             if file.name.endswith('.docx'):
               self.app.add(file.name, data_type='docx_file')
 
+def environ_api_key(api_key):
+  global app
+  os.environ["OPENAI_API_KEY"] = api_key
+  config = CustomAppConfig(embedding_fn=EmbeddingFunctions.OPENAI, provider=Providers.OPENAI, embedding_fn_model="text-embedding-ada-002")
+  app = CustomApp(config)
+  return "OpenAI API key set !"
+
 def build_context(pdf_urls, docx_urls, youtube_urls, web_urls, sitemap_url, upload_files):
   context_creator = ContextCreator(app)
   context_creator.create_context(pdf_urls, docx_urls, youtube_urls, web_urls, sitemap_url, upload_files)
@@ -48,10 +52,6 @@ def llm_respond(query, chat_history):
   time.sleep(2)
   return "", chat_history
 
-def environ_api_key(api_key):
-  os.environ["OPENAI_API_KEY"] = api_key
-  return "OpenAI API key set !"
-
 def loading():
     return "Loading..."