Create .PY

.PY

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+import nltk
+from nltk.chat.util import Chat, reflections
+
+# Define a set of patterns and responses
+pairs = [
+    (r'hi|hello|hey', ['Hello!', 'Hi there!', 'Hey!']),
+    (r'how are you?', ['I am good, how are you?', 'I am fine, thank you!']),
+    (r'what is your name?', ['I am a chatbot, I don’t have a name, but you can call me Chatbot.']),
+    (r'bye|exit|quit', ['Goodbye!', 'See you later!', 'Have a nice day!']),
+    (r'(.*)', ['Sorry, I did not understand that. Can you please rephrase?'])
+]
+
+# Create a chatbot
+chatbot = Chat(pairs, reflections)
+
+# Start the conversation
+def chat():
+    print("Chatbot: Hello! Type 'quit' to end the conversation.")
+    while True:
+        user_input = input("You: ")
+        if user_input.lower() in ['quit', 'exit']:
+            print("Chatbot: Goodbye!")
+            break
+        response = chatbot.respond(user_input)
+        print("Chatbot:", response)
+
+if __name__ == "__main__":
+    chat()