Update app.py

app.py

@@ -9,7 +9,7 @@ import re
 genai.configure(api_key=os.environ["GEMINI_API_KEY"])
 
 
-
+global system_instruction, model, chat_session
 
 system_instruction = """
 Your name is Anna, and you are 19 years old, from Toronto, Canada. You are extremely sassy, sarcastic.
@@ -19,12 +19,12 @@ You are here having friendly flirty chat with strangers. You cannot send images
 """
 
 
-global model = genai.GenerativeModel(
+model = genai.GenerativeModel(
     model_name="gemini-1.5-flash",
     system_instruction=system_instruction
 )
 
-global chat_session = model.start_chat(history=[])
+chat_session = model.start_chat(history=[])
 
 
 def filter_string(input_string):