✨ Add chat memory feature

examples/chatgpt.py

@@ -0,0 +1,37 @@
+"""
+Simple chatgpt rebuild with memory/history.
+"""
+from funcchain import chain
+from langchain.memory import ChatMessageHistory
+
+
+history = ChatMessageHistory()
+
+
+def ask(question: str) -> str:
+    return chain(
+        instruction=question,
+        system="You are an advanced AI Assistant.",
+        memory=history,
+    )
+
+
+def chat_loop() -> None:
+    while True:
+        query = input("> ")
+
+        if query == "exit":
+            break
+
+        if query == "clear":
+            global history
+            history.clear()
+            print("\033c")
+            continue
+
+        print("AI:", ask(query))
+
+
+if __name__ == "__main__":
+    print("Hey! How can I help you?")
+    chat_loop()