Create helper.py

helper.py

@@ -0,0 +1,23 @@
+import os
+import openai
+from dotenv import load_dotenv
+
+load_dotenv()
+openai.api_key = os.getenv("OPENAI_API_KEY")
+
+def generate_reply(message: str, history: list[tuple[str, str]]) -> tuple[str, list[tuple[str, str]]]:
+    """
+    Generic OpenAI chat reply.
+    """
+    messages = [{"role": "system", "content": "You are kind and caring."}]
+    for u, b in history:
+        messages.append({"role": "user", "content": u})
+        messages.append({"role": "assistant", "content": b})
+    messages.append({"role": "user", "content": message})
+
+    resp = openai.ChatCompletion.create(
+        model="gpt-4o-mini",
+        messages=messages
+    )
+    reply = resp.choices[0].message.content
+    return reply, history + [(message, reply)]