11## chatbot
22import nltk
33from nltk.chat.util import Chat, reflections
4- # Define the patterns and responses
4+ import webbrowser
5+ import subprocess
6+ 7+ # Define some patterns and responses
58patterns = [
6- (r'hi|hello|hey', ['Hello!', 'Hi there!', 'Hey!']),
7- (r'how are you?', ['I am good, thank you!', 'I am doing well, thank you for asking.']),
8- (r'your name?', ['I am a chatbot.', 'My name is Chatbot.']),
9- (r'(weather|temperature) (.*)', ['I am sorry, I cannot provide weather information.']),
10- (r'quit', ['Bye!', 'Goodbye!', 'See you later.'])
9+ (r'hello|hi|hey', ['Hello!', 'Hi there!']),
10+ (r'how are you', ['I am doing well, thank you!']),
11+ (r'what can you do', ['I can provide information and open applications. Just ask!']),
12+ (r'open (.+)', ['Opening {0}...', lambda x: open_application(x[0])])
1113]
12- # Create the chatbot
14+ 15+ # Function to open applications
16+ def open_application(app_name):
17+ if app_name.lower() == 'calculator':
18+ subprocess.Popen('calc.exe')
19+ elif app_name.lower() == 'notepad':
20+ subprocess.Popen('notepad.exe')
21+ else:
22+ webbrowser.open(app_name + '.com')
23+ 24+ # Create a chatbot
1325chatbot = Chat(patterns, reflections)
14- def simple_chat():
15- print("Chatbot: Hi! How can I help you today?")
16- while True:
17- user_input = input("You: ")
18- response = chatbot.respond(user_input)
19- print("Chatbot:", response)
20- if user_input.lower() == 'quit':
21- break
2226
23- if __name__ == "__main__":
24- simple_chat()
27+ # Start the conversation
28+ print("Welcome! How can I help you?")
29+ while True:
30+ user_input = input("You: ")
31+ response = chatbot.respond(user_input)
32+ print("Bot:", response)
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