Hangman.py

#!/usr/bin/python3.2
# A hangman game in the console.

from random import seed,choice;seed()

def getInput(pre):
	try:return input(pre)
	except:return raw_input(pre)

class GameRound:

	words = [ #A list of words to choose from. static.
		"Alpha",
		"Beta",
		"Theta"
	]
	cutOff = 10
	letterValue = 20

	def __init__(self):
		self.score = 0
		self.word = choice(GameRound.words).lower()# Don't worry about case-sensitivity.
		self.guessedLetters = [] #A list of guessed letters.

	@property
	def wrong(self):
		return len([letter for letter in self.guessedLetters if letter not in self.word])

	def guess(self,letter):
		assert letter not in self.guessedLetters
		self.guessedLetters.append(letter)
		ret = letter in self.word
		if ret:self.score+=GameRound.letterValue
		else:self.score-=GameRound.letterValue
		return ret

	@property
	def guessQuota(self):return max(len(self.word),GameRound.cutOff)

	@property
	def complete(self):
		for letter in self.word:
			if letter not in self.guessedLetters:
				return len(self.guessedLetters)>self.guessQuota
		print("You have guessed all the letters! The word was:",self.word)
		return True

	@property
	def knownWord(self):
		return "".join([letter if letter in self.guessedLetters else '_' for letter in self.word])

class Game:

	def __init__(self):
		self.score = 0
		self.levels = []

	@property
	def activeLevel(self):
		if len(self.levels)<1:
			self.levels.append(GameRound())
		elif self.levels[-1].complete:
			self.score+=self.levels[-1].score
			self.levels.append(GameRound())
		return self.levels[-1]

	def playRound(level):
		while not level.complete:
			w,q = level.wrong,level.guessQuota
			print("*" * level.wrong + "_" * (q-w),"]")
			print(level.knownWord)
			level.guess(getInput(">")[:1].lower())

	def play(self):
		prev = None
		while True:
			Game.playRound(self.activeLevel)
			if getInput("Continue? y/n >")[:1].lower()=='n':
				break

if __name__=="__main__":
	g=Game()
	g.play()
	print("Your final score was:",g.score)
	print("After",len(g.levels),"levels.")