Merge pull request #165 from WorksApplications/feature/kazuma-t/fix-user-pos

Fix a bug causing user-defined POS IDs change

Author: kazuma-t

scripts/test.sh

@@ -13,6 +13,7 @@ if !(type sudachipy > /dev/null 2>&1); then
 fi
 sudachipy build -o tests/resources/system.dic -d "the system dictionary for the unit tests" -m tests/resources/dict/matrix.def tests/resources/dict/lex.csv
 sudachipy ubuild -o tests/resources/user.dic -s tests/resources/system.dic tests/resources/dict/user.csv
+sudachipy ubuild -o tests/resources/large_user.dic -s tests/resources/system.dic tests/resources/dict/large_user.csv
 
 set +e
 

sudachipy/dictionarylib/wordinfolist.py

@@ -13,7 +13,6 @@
 # limitations under the License.
 
 import struct
-from functools import lru_cache
 
 from .wordinfo import WordInfo
 
@@ -25,7 +24,6 @@ def __init__(self, bytes_, offset, word_size, has_synonym_gid):
         self._word_size = word_size
         self.has_synonym_gid = has_synonym_gid
 
-    @lru_cache(2048)
     def get_word_info(self, word_id):
         orig_pos = self.bytes.tell()
         index = self.word_id_to_offset(word_id)