removed unused variable

algorithm/brute_force_matching.py

@@ -10,6 +10,7 @@ def match_single_image(input_image, match_image) -> bool:
     input_salamander = create_salamander_image(input_image)
     match_salamander = create_salamander_image(match_image)
 
+    #matching
     match = bf.knnMatch(input_salamander.descriptors, match_salamander.descriptors, k=2)
 
     goodmatch = []
@@ -26,7 +27,6 @@ def match_file_structure(input_image: str, match_directory: str) -> int:
     if os.path.isfile(input_image):
         for folder in os.listdir(match_directory):
             name_list = glob.glob(os.path.join(match_directory, folder, "*_str.*"))
-            current_dir = os.path.join(match_directory, folder)
             for filename in name_list:
                 res = match_single_image(input_image, filename)
                 if res: