A simple script to get a subreddit's comments in realtime

gist-reddit-feeder.py

#!/usr/bin/env python3
# gist-reddit-feeder.py
# github.com/crash-horror


"""
A simple script to get a subreddit's comments in realtime.

You will need these modules:
* praw
* colorama
(pip install praw colorama)

Also you need to have a reddit account and a registered application as described here:
https://praw.readthedocs.io/en/latest/getting_started/authentication.html#script-application

You register the app in reddit here:
https://www.reddit.com/prefs/apps/
(select script for personal use)
"""

import shutil
import textwrap
import time
from colorama import *
import praw
from prawcore import NotFound

init(autoreset=True)

myindent = 8

# Set your creds here (read above)
reddit = praw.Reddit(client_id='*****',
                     client_secret='*****',
                     password='*****',
                     user_agent='*****',
                     username='*****')


def sub_exists(sub):
    exists = True
    try:
        reddit.subreddits.search_by_name(sub, exact=True)
    except NotFound:
        exists = False
    return exists


def ask_me():
    while True:
        answer = input('Enter subreddit: ')
        if sub_exists(answer):
            return answer
        else:
            print('Subreddit does not exist, try again.')


print(reddit.user.me(), end=' ')
mysreddit = ask_me()

subreddit = reddit.subreddit(mysreddit)
start_time = time.time()
print('Listening...')

for comment in subreddit.stream.comments():

    if comment.created_utc < start_time:
        continue

    width = shutil.get_terminal_size((80, 20)).columns
    w = width-1

    try:
        print(' '*myindent + Back.RED + str(comment.submission.num_comments))
        print(Style.BRIGHT + Fore.GREEN + textwrap.indent(textwrap.fill(comment.submission.title, w-myindent), ' '*myindent))

        try:
            print(textwrap.indent(textwrap.fill(Fore.YELLOW + comment.parent().body.replace('\n\n', '\n'), w-myindent), ' '*myindent))
        except AttributeError:  # this means there is no parent comment
            pass

        print(textwrap.fill(comment.body.replace('\n\n', '\n'), w))

    except praw.exceptions.PRAWException as e:
        pass