PersonalChatAssistant.py

#Rule based AI Python ChatBot

import datetime
import time

name = input("Welcome . Enter your name : ")
hour = datetime.datetime.now().hour

if(hour>=4 and hour<12):
    print('Good Morning', name , '!!!')
elif(hour>=12 and hour<17):
    print('Good Afternoon', name , '!!!')
elif(hour>=17 and hour<21):
    print('Good Evening', name , '!!!')
else:
    print('Good Night', name , '!!!')

print("Hello ! Welcome to your Personal Chat Assistant or your Chatbot.")
print("You can ask me basic questions , and type 'Bye' to exit from the bot .")

#Chatbot Memory Creation [ dictionary of responses ]

responses = {
    "hello":"Hii , Welcome . How can I help you ?",
    "how are you":"I am very fine . Thank you .",
    "who are you":"I am a smart AI Chatbot .",
    "motivate me":"Keep going . Every bugof your project makes you a better developer .",
    "happy":"Great to hear that .",
    "joke":"Why was the computer cold ?.....It left its WINDOWS open ."
}

#Method / Function to get response of ChatBot

def getResponseOfBot(userQuestion):
    userQuestion = userQuestion.lower()
    for eachKey in responses:
        if eachKey in userQuestion:
            return responses[eachKey]
    
    return "Sorry . I am not able to tell that yet .I am still in learning mode .I will learn that soon ."

#Take user input

while True:

    userInput = input("Please ask your question :")
    reply = getResponseOfBot(userInput)
    print("Bot Response : ",reply)

    if "bye" in userInput.lower():
        break