AI Chatbot with microphone input

.env

API_KEY=[YOUR RANDOM STUFF API KEY HERE! https://api-info.pgamerx.com/register]

chatbot.py

import asyncio  # default, used here to run async functions
import os  # default
from difflib import SequenceMatcher  # default

import click  # pip install click , used for command line interface, optional
import dotenv # pip install python-dotenv, to open env files
import pyttsx3  # pip install pyttsx3
import speech_recognition as sr # pip install speech_recognition
import yarsaw # pip install yarsaw, for chatbot


def similar(a, b): # to check how similar two strings are
    return SequenceMatcher(None, a, b).ratio() # 1, 0.7, 0.8, etc


dotenv.load_dotenv() # load all the values in env

re = sr.Recognizer()
engine = pyttsx3.init()


class AI(yarsaw.Client): # add these two methods here, optional, but looks good
    def listen(self):
        with sr.Microphone() as source:
            audio = re.listen(source)
        try:
            text = re.recognize_google(audio)
            return text
        except:
            return False

    def say(self, text, system=False): # different voice if its a "system" message
        if system:
            engine.setProperty("voice", voices[0].id)
            print("\n", text, "\n")
        else:
            print("AI: ", text)
        engine.say(text)
        engine.setProperty("voice", voices[1].id)
        engine.runAndWait()


ai = AI(os.getenv("API_KEY")) # get an API KEY from https://api-info.pgamerx.com/register - used for chatbot

voices = engine.getProperty("voices")
engine.setProperty("voice", voices[1].id)


async def main():
    bye = ["goodbye", "bye", "see you later", "see ya", "goodbye"] # if the user says something like this, exit
    continue_talking = True
    in_method = "speech"
    warnings = True

    while continue_talking:
        if in_method == "speech":
            print("Listening...")
            text = ai.listen()
        else:
            text = input(">> ")

        if text is False:
            ai.say("Sorry, I didn't catch that.", system=True)
            if warnings:
                click.echo(
                    "Switch to text input? [ynd] (y = yes, n = no, d = don't show this again)\n>>",
                    nl=False,
                )
                c = click.getchar()
                click.echo()
                if c == "y":
                    in_method = "text"
                    ai.say("Switched to text input.", system=True)
                elif c == "d":
                    warnings = False
                else:
                    pass
        elif similar(text, "switch input method") > 0.7:
            in_method = "text"
            print("Switched to text input.")
            ai.say("Switched to text input.")
        elif similar(text, "tell me a joke") > 0.7:
            joke = await ai.get_safe_joke()
            joke = await yarsaw.Utils().format_joke(joke)
            ai.say(joke)
        elif text.lower() == "pause":
            ai.say("Paused conversation. Press enter to continue.", system=True)
            p = input()

        else: # else, get a cool API response
            response = await ai.get_ai_response(text)
            if in_method == "speech":
                print(f"You: {text}")
            ai.say(response.response)
            continue_talking = text.lower() not in bye


asyncio.get_event_loop().run_until_complete(main()) # run it