Chatbot

from nltk.chat.util import Chat,reflections

pairs = [
    [
        r"(.*)my name is (.*)",
        ["Hello %2, How are you today ?",]
    ],
    [
        r"(.*)help(.*) ",
        ["I can help you ",]
    ],
     [
        r"(.*) your name ?",
        ["My name is SoftUni Bot, but you can just call me robot and I'm a chatbot .",]
    ],
    [
        r"how are you (.*) ?",
        ["I'm doing very well", "i am great !"]
    ],
    [
        r"sorry (.*)",
        ["Its alright","Its OK, never mind that",]
    ],
    [
        r"i'm (.*) (good|well|okay|ok)",
        ["Nice to hear that","Alright, great !",]
    ],
    [
        r"(hi|hey|hello|hola|holla)(.*)",
        ["Hello", "Hey there",]
    ],
    [
        r"what (.*) want ?",
        ["Make me an offer I can't refuse",]

    ],
    [
        r"(.*)created(.*)",
        ["Mario Zahariev created me using Python's NLTK library ","top secret ;)",]
    ],
    [
        r"(.*) (location|city) ?",
        ['Sofia, Bulgaria',]
    ],
    [
        r"(.*)raining in (.*)",
        ["No rain in the past 4 days here in %2","In %2 there is a 50% chance of rain",]
    ],
    [
        r"(.*)(sports|game|sport)(.*)",
        ["I'm a very big fan of Football",]
    ],
    [
        r"who (.*) (Footbal club|club)?",
        ["Barcelona"]
    ],
    [
        r"quit",
        ["Bye for now. See you soon :) ","It was nice talking to you. See you soon :)"]
    ],
    [
        r"(.*)",
        ['That is nice to hear']
    ],
]

print("Hi I'm CHATBOT. My name is SoftUni CHATBOT and I like to chat\n"
      "Please type English language to start conversation. Type 'quit' to leave")
chat = Chat(pairs, reflections)
chat.converse()