Reddit response bot for m_eq_errmg

ResponseBot.py

import random
import time
import sys
import praw

# ==========================================
# ===============Configuration==============
user_to_reply_to = 'echocage'
messages = ['examplecomment1', "Example Comment 2"]
username = ""
password = ""
# ==========================================
# ==========================================

r = praw.Reddit('explain what your bot does'
                'by [Your Username Here]')

r.login(username, password)
while True:
    try:
        reddit_user = r.get_redditor(user_to_reply_to)
        for previous_reply in reddit_user.get_comments():
            if not any(filter(lambda x: x.author.name == username, previous_reply.replies)):
                print 'Commenting on', previous_reply
                previous_reply.reply(random.choice(messages))

        time.sleep(5)
    except praw.errors.RateLimitExceeded as err:
        print "Rate Limit Exceeded:\n" + str(err), sys.stderr
        time.sleep(err.sleep_time + .05)