diff --git a/bindings/python/py_src/tokenizers/__init__.py b/bindings/python/py_src/tokenizers/__init__.py
index c3a37475..d43e3a35 100644
--- a/bindings/python/py_src/tokenizers/__init__.py
+++ b/bindings/python/py_src/tokenizers/__init__.py
@@ -9,7 +9,8 @@ TextInputSequence = str
 PreTokenizedInputSequence = Union[List[str], Tuple[str]]
 TextEncodeInput = Union[TextInputSequence, Tuple[TextInputSequence, TextInputSequence]]
 PreTokenizedEncodeInput = Union[
-    PreTokenizedInputSequence, Tuple[PreTokenizedInputSequence, PreTokenizedInputSequence],
+    PreTokenizedInputSequence,
+    Tuple[PreTokenizedInputSequence, PreTokenizedInputSequence],
 ]
 
 InputSequence = Union[TextInputSequence, PreTokenizedInputSequence]
diff --git a/bindings/python/py_src/tokenizers/__init__.pyi b/bindings/python/py_src/tokenizers/__init__.pyi
index 67173b5e..7a086bda 100644
--- a/bindings/python/py_src/tokenizers/__init__.pyi
+++ b/bindings/python/py_src/tokenizers/__init__.pyi
@@ -21,7 +21,8 @@ TextInputSequence = str
 PreTokenizedInputSequence = Union[List[str], Tuple[str]]
 TextEncodeInput = Union[TextInputSequence, Tuple[TextInputSequence, TextInputSequence]]
 PreTokenizedEncodeInput = Union[
-    PreTokenizedInputSequence, Tuple[PreTokenizedInputSequence, PreTokenizedInputSequence],
+    PreTokenizedInputSequence,
+    Tuple[PreTokenizedInputSequence, PreTokenizedInputSequence],
 ]
 
 InputSequence = Union[TextInputSequence, PreTokenizedInputSequence]
@@ -827,7 +828,10 @@ class Tokenizer:
         """
         pass
     def post_process(
-        self, encoding: Encoding, pair: Optional[Encoding] = None, add_special_tokens: bool = True,
+        self,
+        encoding: Encoding,
+        pair: Optional[Encoding] = None,
+        add_special_tokens: bool = True,
     ) -> Encoding:
         """Apply all the post-processing steps to the given encodings.
 
diff --git a/bindings/python/py_src/tokenizers/implementations/sentencepiece_unigram.py b/bindings/python/py_src/tokenizers/implementations/sentencepiece_unigram.py
index 1cbc9c3a..81f35e22 100644
--- a/bindings/python/py_src/tokenizers/implementations/sentencepiece_unigram.py
+++ b/bindings/python/py_src/tokenizers/implementations/sentencepiece_unigram.py
@@ -21,7 +21,10 @@ class SentencePieceUnigramTokenizer(BaseTokenizer):
     """
 
     def __init__(
-        self, vocab: Optional[str] = None, replacement: str = "▁", add_prefix_space: bool = True,
+        self,
+        vocab: Optional[str] = None,
+        replacement: str = "▁",
+        add_prefix_space: bool = True,
     ):
         if vocab is not None:
             # Let Unigram(..) fail if only one of them is None
@@ -29,7 +32,12 @@ class SentencePieceUnigramTokenizer(BaseTokenizer):
         else:
             tokenizer = Tokenizer(Unigram())
 
-        tokenizer.normalizer = normalizers.Sequence([normalizers.Nmt(), normalizers.NFKC(),])
+        tokenizer.normalizer = normalizers.Sequence(
+            [
+                normalizers.Nmt(),
+                normalizers.NFKC(),
+            ]
+        )
         tokenizer.pre_tokenizer = pre_tokenizers.Sequence(
             [
                 pre_tokenizers.WhitespaceSplit(),
@@ -60,7 +68,9 @@ class SentencePieceUnigramTokenizer(BaseTokenizer):
         """ Train the model using the given files """
 
         trainer = trainers.UnigramTrainer(
-            vocab_size=vocab_size, special_tokens=special_tokens, show_progress=show_progress,
+            vocab_size=vocab_size,
+            special_tokens=special_tokens,
+            show_progress=show_progress,
         )
 
         if isinstance(files, str):
diff --git a/bindings/python/tests/bindings/test_models.py b/bindings/python/tests/bindings/test_models.py
index 7dfef0b6..45f68bcd 100644
--- a/bindings/python/tests/bindings/test_models.py
+++ b/bindings/python/tests/bindings/test_models.py
@@ -18,7 +18,10 @@ class TestBPE:
             BPE(vocab=vocab)
             BPE(merges=merges)
 
-        assert isinstance(pickle.loads(pickle.dumps(BPE(vocab, merges))), BPE,)
+        assert isinstance(
+            pickle.loads(pickle.dumps(BPE(vocab, merges))),
+            BPE,
+        )
 
         # Deprecated calls in 0.9
         with pytest.deprecated_call():
diff --git a/bindings/python/tests/bindings/test_processors.py b/bindings/python/tests/bindings/test_processors.py
index 30c9ec5b..12abc156 100644
--- a/bindings/python/tests/bindings/test_processors.py
+++ b/bindings/python/tests/bindings/test_processors.py
@@ -22,7 +22,8 @@ class TestBertProcessing:
         assert isinstance(processor, PostProcessor)
         assert isinstance(processor, BertProcessing)
         assert isinstance(
-            pickle.loads(pickle.dumps(BertProcessing(("[SEP]", 0), ("[CLS]", 1)))), BertProcessing,
+            pickle.loads(pickle.dumps(BertProcessing(("[SEP]", 0), ("[CLS]", 1)))),
+            BertProcessing,
         )
 
     def test_processing(self):
@@ -94,7 +95,9 @@ class TestTemplateProcessing:
 
     def get_roberta(self):
         return TemplateProcessing(
-            seq_a="<s> $0 </s>", seq_b="</s> $0 </s>", special_tokens=[("<s>", 0), ("</s>", 1)],
+            seq_a="<s> $0 </s>",
+            seq_b="</s> $0 </s>",
+            special_tokens=[("<s>", 0), ("</s>", 1)],
         )
 
     def get_t5_squad(self):