Knock Knock Joke Teller, Draft messing around with python. Didn't want to write a text game. Rough state.

jokes.txt

Canoe	Canoe come out and play with me today?
Lettuce	Lettuce in, it's cold out here.
Honey bee	Honey bee a dear and get me some juice.
Wooden shoe	Wooden shoe like to hear another joke?
A broken pencil	Oh never mind it's pointless.
Cow says	No silly, a cow says Mooooo!
Double	W!
Mikey	Mikey doesn't fit in the keyhole!
Atch	Bless you!
I am	You don't know who you are?
Ya	Wow, I'm excited to see you too.
Figs	Figs the doorbell, it's broken!
Boo	Don't cry, it's just me.
Iva	I've a sore hand from knocking!
Avenue	Avenue knocked on this door before?
A little old lady	I didn't know you could yodel.
Doughnut	Doughnut ask, it's a secret.
Justin	Justin time for lunch.
Broccoli	Broccoli doesn't have a last name, silly.
Figs	Figs the doorbell, it's broken!
Cash	I knew you were a nut!
Olive	Olive right next to you.
Olive	Olive you.
Orange	Orange you glad I'm here?
Dishes	Dishes me, who are you?
Who	Are you an owl?
Cowsgo	No they don't, cowsgo moo.
Kook!	Don't call me cuckoo!
Boo	Don't cry, it's just me.
Abby	Abby birthday to you.
Tarzan	Tarzan stripes forever.
Doris	Doris locked, that's why I knocked.
Avenue	Avenue heard this joke before.
Water	Water way to answer the door!
Leaf	Leaf me alone!
Cargo	Car go "Beep beep"!
Dewey	Dewey have to keep telling silly jokes.

knockknock.py

#from sys import exit
import csv
from random import shuffle

##### SETUP #######
#load the jokes into an array and shuffle
lol = list(csv.reader(open('jokes.txt', 'rb'), delimiter='\t'))
shuffle(lol)

##### main loop defined ######
def main():
	#get the last one on the list
	new_joke = lol.pop()
	currentJoke = Joke(new_joke[0], new_joke[1])
	currentJoke.tell()

##### TODOLIST
#Joke and Joke Engine? 
#Different Joke Types?
#Better intros and segues
#More lines for failed inputs
#ability to close out / escape joke hell. 

class Joke(object):

	call_1 = "Knock Knock"
	response1_set = {"Who's there?", "whos there?", "who's there?", "To whom am I speaking?", "whos there", "wt"}

	def __init__(self, visitor, punchline):
		#print "This joke is not yet configured. Subclass it and implement enter()."
		self.visitor = visitor
		self. punchline = punchline

		#exit(1)
	
	def tell(self):
		print self.call_1
		response = raw_input("> ")
		
  		while not (response in self.response1_set):
			print "Come on, you know what I want you to say!"
			response = raw_input("> ")
		
			
		print "{}.".format(self.visitor)
		response = raw_input("> ")
		response2_set = "%s who?" % self.visitor
		
		while not (response == response2_set):
			print "Shheeeeshhhh... you're supposed to say \"%s who?\"!!! Try again." % self.visitor
			response = raw_input("> ")
		
		print "{}".format(self.punchline)		



##### main loop ######
while True:
	main()

Errors in the code