JerryThomas PM Reply

import praw

r = praw.Reddit(client_id='xxxxxxxxxx',
                     client_secret='xxxxxxxxxx',
                     password='xxxxxxxxxx',
                     user_agent='Jerry Thomas PM Replier 0.1 by /u/cwinthrop',
                     username='JeremiahPThomas')

for pm in r.inbox.unread():
    frm = pm.author
    sub = pm.subject

    print(frm)
    print(sub)

    repsub = 'Re: ' + sub
    msg = "Hi there, {author}!\n\n I can't begin to tell you how wonderful it was to receive a message from you!\n\nSadly, I am just a simple robot with a button for a brain, and was unable to read your message.\n\nBut it was still wonderful of you to send it, and for that I am very grateful.\n\nYour friend,\n\nJerry Thomas (deceased)\n\nP.S. If you have a question or concern about my operation, I would suggest contacting /u/CWinthrop as he maintains me."
    r.redditor("frm").message.reply("repsub", "msg")