Refactor changed are done

modules/hasher.py

@@ -20,14 +20,14 @@ def hash_hex_to_hash_array(hash_hex) -> NDArray:
     # convert hash string in hex to hash values of 0 or 1
     hash_str = int(hash_hex, 16)
     array_str = bin(hash_str)[2:]
-    return np.array([i for i in array_str], dtype=np.float32)
+    return np.array(list(array_str), dtype=np.float32)
 
 
 def get_duplicates_cache(album: str) -> dict:
-    output = {}
-    for photo in col_photos.find({"album": album}):
-        output[photo["filename"]] = [photo["_id"].__str__(), photo["hash"]]
-    return output
+    return {
+        photo["filename"]: [photo["_id"].__str__(), photo["hash"]]
+        for photo in col_photos.find({"album": album})
+    }
 
 
 async def get_phash(filepath: Union[str, Path]) -> str:
@@ -55,7 +55,7 @@ async def get_phash(filepath: Union[str, Path]) -> str:
 async def get_duplicates(hash_string: str, album: str) -> list:
     duplicates = []
     cache = get_duplicates_cache(album)
-    for image_name, image_value in cache.items():
+    for image_name, image_object in cache.items():
         try:
             distance = spatial.distance.hamming(
                 hash_hex_to_hash_array(cache[image_name][1]),