removed lru_cache and fixed typos

hangman.py

@@ -1,5 +1,4 @@
 import codecs
-import functools
 import hashlib
 import json
 import pickle
@@ -17,21 +16,19 @@ def load_words(filename):
         text = file.read()
     return set(map(str.lower,filter(bool,text.split('\n'))))
 
-@functools.lru_cache(maxsize=None)
 def _get_wordlist_hash(word_list_s):
-    hash = HASH_FUNC()
+    _hash = HASH_FUNC()
     for word in sorted(word_list_s):
-        word_bytes = word.encdode()
-        hash.update(word_bytes)
-    return hash.digest()
+        word_bytes = word.encode()
+        _hash.update(word_bytes)
+    return _hash.digest()
 
 def hash_wordlist(word_list,raw = False):
-    hash = HASH_FUNC()
     word_list = sorted(word_list)
     fhash = _get_wordlist_hash(word_list)
     if raw:
         return fhash
-    illegal_hash = codecs.encdode(fhash,'base64').decode()
+    illegal_hash = codecs.encode(fhash,'base64').decode()
     t_table = str.maketrans({'+':'-','/':'_'})
     return illegal_hash.translate(t_table)