Update quality tooling for formatting (#21480)

* Result of black 23.1

* Update target to Python 3.7

* Switch flake8 to ruff

* Configure isort

* Configure isort

* Apply isort with line limit

* Put the right black version

* adapt black in check copies

* Fix copies

tests/models/blenderbot_small/test_modeling_blenderbot_small.py

@@ -297,7 +297,6 @@ class Blenderbot90MIntegrationTests(unittest.TestCase):
 
     @slow
     def test_90_generation_from_long_input(self):
-
         src_text = [
             "Social anxiety\nWow, I am never shy. Do you have anxiety?\nYes. I end up sweating and blushing and feel"
             " like       i'm going to throw up.\nand why is that?"

tests/models/blenderbot_small/test_modeling_flax_blenderbot_small.py

@@ -34,6 +34,7 @@ if is_flax_available():
 
     import jax
     import jax.numpy as jnp
+
     from transformers.models.blenderbot_small.modeling_flax_blenderbot_small import (
         FlaxBlenderbotSmallForConditionalGeneration,
         FlaxBlenderbotSmallModel,

tests/models/blenderbot_small/test_tokenization_blenderbot_small.py

@@ -27,7 +27,6 @@ from ...test_tokenization_common import TokenizerTesterMixin
 
 
 class BlenderbotSmallTokenizerTest(TokenizerTesterMixin, unittest.TestCase):
-
     tokenizer_class = BlenderbotSmallTokenizer
     test_rust_tokenizer = False