From 2070307c9d4d476d6e3ac727f7d6f5fa5d08df00 Mon Sep 17 00:00:00 2001
From: Klemek <klemek@outlook.fr>
Date: Fri, 1 May 2020 22:59:40 +0200
Subject: [PATCH] making levenstein lib optional

---
 meme_otron/utils.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/meme_otron/utils.py b/meme_otron/utils.py
index 8dc8e66..417a663 100644
--- a/meme_otron/utils.py
+++ b/meme_otron/utils.py
@@ -6,7 +6,11 @@ from urllib.error import URLError, HTTPError
 from urllib.parse import urlparse
 import os.path as path
 from typing import List, Optional, Union, Tuple, BinaryIO
-from Levenshtein import distance
+
+try:
+    from Levenshtein import distance
+except ModuleNotFoundError:
+    distance = None
 
 
 # region path utils
@@ -137,6 +141,8 @@ def split_arguments(args: Union[List[str], Tuple[str]], separator: str) -> List[
 
 
 def find_nearest(word: str, wlist: List[str], threshold: int = 5) -> Optional[str]:
+    if distance is None:
+        return None
     distances = [
         (distance(word, w),  # distance
          abs(len(w) - len(word)),  # length diff