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/distilbert/test_modeling_distilbert.py

@@ -196,7 +196,6 @@ class DistilBertModelTester(object):
 
 @require_torch
 class DistilBertModelTest(ModelTesterMixin, unittest.TestCase):
-
     all_model_classes = (
         (
             DistilBertModel,
@@ -256,7 +255,6 @@ class DistilBertModelTest(ModelTesterMixin, unittest.TestCase):
     def test_torchscript_device_change(self):
         config, inputs_dict = self.model_tester.prepare_config_and_inputs_for_common()
         for model_class in self.all_model_classes:
-
             # BertForMultipleChoice behaves incorrectly in JIT environments.
             if model_class == DistilBertForMultipleChoice:
                 return

tests/models/distilbert/test_modeling_flax_distilbert.py

@@ -24,6 +24,7 @@ from ...test_modeling_flax_common import FlaxModelTesterMixin, ids_tensor, rando
 
 if is_flax_available():
     import jax.numpy as jnp
+
     from transformers.models.distilbert.modeling_flax_distilbert import (
         FlaxDistilBertForMaskedLM,
         FlaxDistilBertForMultipleChoice,
@@ -111,7 +112,6 @@ class FlaxDistilBertModelTester(unittest.TestCase):
 
 @require_flax
 class FlaxDistilBertModelTest(FlaxModelTesterMixin, unittest.TestCase):
-
     all_model_classes = (
         (
             FlaxDistilBertModel,

tests/models/distilbert/test_modeling_tf_distilbert.py

@@ -170,7 +170,6 @@ class TFDistilBertModelTester:
 
 @require_tf
 class TFDistilBertModelTest(TFModelTesterMixin, unittest.TestCase):
-
     all_model_classes = (
         (
             TFDistilBertModel,

tests/models/distilbert/test_tokenization_distilbert.py

@@ -22,7 +22,6 @@ from ..bert.test_tokenization_bert import BertTokenizationTest
 
 @require_tokenizers
 class DistilBertTokenizationTest(BertTokenizationTest):
-
     tokenizer_class = DistilBertTokenizer
     rust_tokenizer_class = DistilBertTokenizerFast
     test_rust_tokenizer = True