Bot Code

import praw, re, os
from conf import *

# Check that the file that contains our username exists
if not os.path.isfile("conf.py"):
    print("Config Required!")
    exit(1)

# Create the Reddit instance
user_agent = ("SupremeRedditB0t 0.1")
r = praw.Reddit(user_agent=user_agent)

# and login
r.login(REDDIT_USERNAME, REDDIT_PASS, disable_warning=True)

# Have we run this code before? If not, create an empty list
if not os.path.isfile("posts_replied_to.txt"):
    posts_replied_to = []

# If we have run the code before, load the list of posts we have replied to
else:
    # Read the file into a list and remove any empty values
    with open("posts_replied_to.txt", "r") as f:
        posts_replied_to = f.read()
        posts_replied_to = posts_replied_to.split("\n")
        posts_replied_to = list(set(posts_replied_to))

# Get all posts from subreddit
subreddit = r.get_subreddit('CodingHelp')
for submission in subreddit.get_new():

    # If we haven't replied to this post before
    if submission.id not in posts_replied_to:

        # Check if has a flair
        if submission.link_flair_text == None:

            # Default suggested flair
            flair = "Random"

            # Detect any languages in post/title
            if re.search("HTML", submission.title, re.IGNORECASE) or re.search("HTML", submission.selftext, re.IGNORECASE):
                flair = "HTML"
            elif re.search("CSS", submission.title, re.IGNORECASE) or re.search("CSS", submission.selftext, re.IGNORECASE):
                flair = "CSS"
            elif re.search("Java", submission.title, re.IGNORECASE) or re.search("Java", submission.selftext, re.IGNORECASE):
                flair = "Java"
            elif re.search("Javascript", submission.title, re.IGNORECASE) or re.search("Javascript", submission.selftext, re.IGNORECASE):
                flair = "Javascript"
            elif re.search("PHP", submission.title, re.IGNORECASE) or re.search("PHP", submission.selftext, re.IGNORECASE):
                flair = "PHP"
            elif re.search("Code", submission.title, re.IGNORECASE) or re.search("Code", submission.selftext, re.IGNORECASE):
                flair = "Other Code"

            # Reply to the post with suggested flair
            submission.add_comment("Please Add A Flair To Your Post!\n\nSuggested Flair: ["+flair+"]")
            print("Bot replying to:", submission.title, "with flair", flair)

            # Store the current id into our list
            posts_replied_to.append(submission.id)

# Write our updated list back to the file
with open("posts_replied_to.txt", "w") as f:
    for post_id in posts_replied_to:
        f.write(post_id + "\n")