Added files

hangman.py

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+import random
+def load_words(filename):
+with open(filename) as file:
+    text = file.read()
+WORDS = set(map(str.lower,filter(bool,text.split('\n'))))
+#TODO: cache wordfreq with hash of words
+
+def generate_letter_frequency(word_list):
+    ret = {}
+    for word_num,word in enumerate(word_list):
+        letter_counts = {}
+        for i,letter in enumerate(word):
+            try:
+                ret[letter][0] += 1
+            except KeyError:
+                ret[letter] = [1,0]
+            in_word = letter_counts.get(letter,0) + 1
+            letter_counts[letter] = in_word
+        for letter,count in letter_counts.items():
+            word_portion = count/len(word)
+            avg = (ret[letter][1] * word_num)  + word_portion
+            avg /= word_num + 1
+            ret[letter][1] = avg
+
+    return ret
+
+if __name__ == "__main__":
+    l = generate_letter_frequency(WORDS)