Added hangman game in python

Hangman/code.py

@@ -0,0 +1,76 @@
+import random
+
+def pick_random_word():
+	"""
+	This function picks a random word from the SOWPODS
+	dictionary. 
+	"""
+	# open the sowpods dictionary
+	with open("sowpods.txt", 'r') as f:
+		words = f.readlines()
+
+	# generate a random index
+	# -1 because len(words) is not a valid index into the list `words`
+	index = random.randint(0, len(words) - 1)
+
+	# print out the word at that index
+	word = words[index].strip()
+	return word
+
+
+def ask_user_for_next_letter():
+	letter = input("Guess your letter: ")
+	return letter.strip().upper()
+
+
+def generate_word_string(word, letters_guessed):
+	output = []
+	for letter in word:
+		if letter in letters_guessed:
+			output.append(letter.upper())
+		else:
+			output.append("_")
+	return " ".join(output)
+
+
+if __name__ == '__main__':
+	WORD = pick_random_word()
+
+	letters_to_guess = set(WORD)
+	correct_letters_guessed = set()
+	incorrect_letters_guessed = set()
+	num_guesses = 0
+
+	print("Welcome to Hangman!")
+	while (len(letters_to_guess) > 0) and num_guesses < 6:
+		guess = ask_user_for_next_letter()
+
+		# check if we already guessed that
+		# letter
+		if guess in correct_letters_guessed or \
+				guess in incorrect_letters_guessed:
+			# print out a message
+			print("You already guessed that letter.")
+			continue
+
+		# if the guess was correct
+		if guess in letters_to_guess:
+			# update the letters_to_guess
+			letters_to_guess.remove(guess)
+			# update the correct letters guessed
+			correct_letters_guessed.add(guess)
+		else:
+			incorrect_letters_guessed.add(guess)
+			# only update the number of guesses
+			# if you guess incorrectly
+			num_guesses += 1
+
+		word_string = generate_word_string(WORD, correct_letters_guessed)
+		print(word_string)
+		print("You have {} guesses left".format(6 - num_guesses))
+
+	# tell the user they have won or lost
+	if num_guesses < 6:
+		print("Congratulations! You correctly guessed the word {}".format(WORD))
+	else:
+		print("Sorry, you list! Your word was {}".format(WORD))