diff --git a/ann/src/main/python/dataflow/faiss_index_bq_dataset.py b/ann/src/main/python/dataflow/faiss_index_bq_dataset.py
index 1863cabef..fa6101c5a 100644
--- a/ann/src/main/python/dataflow/faiss_index_bq_dataset.py
+++ b/ann/src/main/python/dataflow/faiss_index_bq_dataset.py
@@ -6,8 +6,8 @@ import sys
 from urllib.parse import urlsplit
 
 import apache_beam as beam
-from apache_beam.options.pipeline_options import PipelineOptions
 import faiss
+from apache_beam.options.pipeline_options import PipelineOptions
 
 
 def parse_d6w_config(argv=None):
@@ -160,8 +160,8 @@ class MergeAndBuildIndex(beam.CombineFn):
     import subprocess
 
     import faiss
-    from google.cloud import storage
     import numpy as np
+    from google.cloud import storage
 
     client = storage.Client()
     bucket = client.get_bucket(self.bucket_name)
diff --git a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/example_weights.py b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/example_weights.py
index cf0c38ecc..5bda19274 100644
--- a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/example_weights.py
+++ b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/example_weights.py
@@ -1,5 +1,6 @@
 # checkstyle: noqa
 import tensorflow.compat.v1 as tf
+
 from .constants import INDEX_BY_LABEL, LABEL_NAMES
 
 # TODO: Read these from command line arguments, since they specify the existing example weights in the input data.
diff --git a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/lolly/data_helpers.py b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/lolly/data_helpers.py
index 723dd626c..af1faefaf 100644
--- a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/lolly/data_helpers.py
+++ b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/lolly/data_helpers.py
@@ -1,7 +1,9 @@
 # checkstyle: noqa
 import tensorflow.compat.v1 as tf
+
 from ..constants import EB_SCORE_IDX
 
+
 # The rationale behind this logic is available at TQ-9678.
 def get_lolly_logits(labels):
   '''
diff --git a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/lolly/score.py b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/lolly/score.py
index 5692616c2..88ee6f391 100644
--- a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/lolly/score.py
+++ b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/lolly/score.py
@@ -4,7 +4,6 @@ from .parsers import DBv2DataExampleParser
 from .reader import LollyModelReader
 from .scorer import LollyModelScorer
 
-
 if __name__ == "__main__":
   lolly_model_reader = LollyModelReader(lolly_model_file_path=sys.argv[1])
   lolly_model_scorer = LollyModelScorer(data_example_parser=DBv2DataExampleParser(lolly_model_reader))
diff --git a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/metrics.py b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/metrics.py
index 6919914f8..d926a23d0 100644
--- a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/metrics.py
+++ b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/metrics.py
@@ -1,10 +1,13 @@
 # checkstyle: noqa
-import tensorflow.compat.v1 as tf
 from collections import OrderedDict
+
+import tensorflow.compat.v1 as tf
+
+import twml
+
 from .constants import EB_SCORE_IDX
 from .lolly.data_helpers import get_lolly_scores
 
-import twml
 
 def get_multi_binary_class_metric_fn(metrics, classes=None, class_dim=1):
   """
diff --git a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/discretizer_builder.py b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/discretizer_builder.py
index 82c31bde0..6b2e9559c 100644
--- a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/discretizer_builder.py
+++ b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/discretizer_builder.py
@@ -1,7 +1,8 @@
-from .hashing_utils import make_feature_id
+import numpy as np
 
 from twml.contrib.layers.hashing_discretizer import HashingDiscretizer
-import numpy as np
+
+from .hashing_utils import make_feature_id
 
 
 class TFModelDiscretizerBuilder(object):
diff --git a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/hashing_utils.py b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/hashing_utils.py
index 2c57f8d63..d5140da25 100644
--- a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/hashing_utils.py
+++ b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/hashing_utils.py
@@ -1,6 +1,5 @@
-from twitter.deepbird.io.util import _get_feature_id
-
 import numpy as np
+from twitter.deepbird.io.util import _get_feature_id
 
 
 def numpy_hashing_uniform(the_id, bin_idx, output_bits):
diff --git a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/weights_initializer_builder.py b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/weights_initializer_builder.py
index 63491ea38..4a1bd5b67 100644
--- a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/weights_initializer_builder.py
+++ b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/tf_model/weights_initializer_builder.py
@@ -1,9 +1,10 @@
-from .hashing_utils import make_feature_id, numpy_hashing_uniform
-
 import numpy as np
 import tensorflow.compat.v1 as tf
+
 import twml
 
+from .hashing_utils import make_feature_id, numpy_hashing_uniform
+
 
 class TFModelWeightsInitializerBuilder(object):
   def __init__(self, num_bits):
diff --git a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/train.py b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/train.py
index 6ef181f5f..c0cff5bc0 100644
--- a/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/train.py
+++ b/src/python/twitter/deepbird/projects/timelines/scripts/models/earlybird/train.py
@@ -1,26 +1,32 @@
 # checkstyle: noqa
+from datetime import datetime
+
 import tensorflow.compat.v1 as tf
-from tensorflow.python.estimator.export.export import build_raw_serving_input_receiver_fn
+import tensorflow_hub as hub
+from tensorflow.compat.v1 import logging
+from tensorflow.python.estimator.export.export import (
+  build_raw_serving_input_receiver_fn,
+)
 from tensorflow.python.framework import dtypes
 from tensorflow.python.ops import array_ops
-import tensorflow_hub as hub
-
-from datetime import datetime
-from tensorflow.compat.v1 import logging
 from twitter.deepbird.projects.timelines.configs import all_configs
+
+import twml
+from twml.contrib.calibrators.common_calibrators import (
+  build_percentile_discretizer_graph,
+  calibrate_discretizer_and_export,
+)
 from twml.trainers import DataRecordTrainer
-from twml.contrib.calibrators.common_calibrators import build_percentile_discretizer_graph
-from twml.contrib.calibrators.common_calibrators import calibrate_discretizer_and_export
-from .metrics import get_multi_binary_class_metric_fn
-from .constants import TARGET_LABEL_IDX, PREDICTED_CLASSES
+
+from .constants import PREDICTED_CLASSES, TARGET_LABEL_IDX
 from .example_weights import add_weight_arguments, make_weights_tensor
 from .lolly.data_helpers import get_lolly_logits
-from .lolly.tf_model_initializer_builder import TFModelInitializerBuilder
 from .lolly.reader import LollyModelReader
+from .lolly.tf_model_initializer_builder import TFModelInitializerBuilder
+from .metrics import get_multi_binary_class_metric_fn
 from .tf_model.discretizer_builder import TFModelDiscretizerBuilder
 from .tf_model.weights_initializer_builder import TFModelWeightsInitializerBuilder
 
-import twml
 
 def get_feature_values(features_values, params):
   if params.lolly_model_tsv:
diff --git a/trust_and_safety_models/abusive/abusive_model.py b/trust_and_safety_models/abusive/abusive_model.py
index 06fff4ed2..89f0319e4 100644
--- a/trust_and_safety_models/abusive/abusive_model.py
+++ b/trust_and_safety_models/abusive/abusive_model.py
@@ -1,19 +1,45 @@
+import datetime
+import os
+from dataclasses import asdict
+
+import numpy as np
+import pandas as pd
 import tensorflow as tf
+import tensorflow_hub as hub
+import utils
+import wandb
+
+try:
+  wandb_key = ...
+  wandb.login(...)
+  run = wandb.init(project='ptos_with_media',
+             group='new-split-trains',
+             notes='tweet text with only (num_media, precision_nsfw). on full train set, new split.',
+             entity='absv',
+             config=params,
+             name='tweet-text-w-nsfw-1.1',
+             sync_tensorboard=True)
+except FileNotFoundError:
+  print('Wandb key not found')
+  run = wandb.init(mode='disabled')
+
+
+from notebook_eval_utils import EvalConfig, SparseMultilabelEvaluator
+from twitter.cuad.representation.models.optimization import create_optimizer
+from twitter.cuad.representation.models.text_encoder import TextEncoder
+from twitter.hmli.nimbus.modeling.feature_encoder import FeatureEncoder
+from twitter.hmli.nimbus.modeling.feature_loader import BigQueryFeatureLoader
+from twitter.hmli.nimbus.modeling.model_config import (
+  EncodingType,
+  Feature,
+  FeatureType,
+  Model,
+)
 
 physical_devices = tf.config.list_physical_devices('GPU') 
 for device in physical_devices:
     tf.config.experimental.set_memory_growth(device, True)
 
-from twitter.hmli.nimbus.modeling.model_config import FeatureType, EncodingType, Feature, Model, LogType
-from twitter.hmli.nimbus.modeling.feature_loader import BigQueryFeatureLoader
-from twitter.cuad.representation.models.text_encoder import TextEncoder
-from twitter.cuad.representation.models.optimization import create_optimizer
-from twitter.hmli.nimbus.modeling.feature_encoder import FeatureEncoder
-
-import numpy as np
-import pandas as pd
-import utils
-
 cat_names = [
 ...
 ]
@@ -75,7 +101,6 @@ params = {
   'model_type': 'twitter_multilingual_bert_base_cased_mlm', 
   'mixed_precision': True,
 }
-params
 
 def parse_labeled_data(row_dict):
   label = [row_dict.pop(l) for l in labels]
@@ -134,7 +159,9 @@ with mirrored_strategy.scope():
   )
   pr_auc = tf.keras.metrics.AUC(curve="PR", num_thresholds=1000, multi_label=True, from_logits=True)
 
-  custom_loss = lambda y_true, y_pred: utils.multilabel_weighted_loss(y_true, y_pred, weights=pos_weight_tensor)
+  def custom_loss(y_true, y_pred):
+      return utils.multilabel_weighted_loss(y_true, y_pred, weights=pos_weight_tensor)
+
   optimizer = create_optimizer(
     init_lr=params["lr"], 
     num_train_steps=(params["epochs"] * params["steps_per_epoch"]),
@@ -154,25 +181,6 @@ model.weights
 model.summary()
 pr_auc.name
 
-import getpass
-import wandb
-from wandb.keras import WandbCallback
-try:
-  wandb_key = ...
-  wandb.login(...)
-  run = wandb.init(project='ptos_with_media',
-             group='new-split-trains',
-             notes='tweet text with only (num_media, precision_nsfw). on full train set, new split.',
-             entity='absv',
-             config=params,
-             name='tweet-text-w-nsfw-1.1',
-             sync_tensorboard=True)
-except FileNotFoundError:
-  print('Wandb key not found')
-  run = wandb.init(mode='disabled')
-import datetime
-import os
-
 start_train_time = datetime.datetime.now()
 print(start_train_time.strftime("%m-%d-%Y (%H:%M:%S)"))
 checkpoint_path = os.path.join("...")
@@ -195,8 +203,6 @@ model.fit(train_ds, epochs=params["epochs"], validation_data=val_ds, callbacks=[
         steps_per_epoch=params["steps_per_epoch"], 
         verbose=2)
 
-import tensorflow_hub as hub
-
 gs_model_path = ...
 reloaded_keras_layer = hub.KerasLayer(gs_model_path)
 inputs = tf.keras.layers.Input(name="tweet__core__tweet__text", shape=(1,), dtype=tf.string)
@@ -233,9 +239,6 @@ test_media_not_nsfw = test.filter(lambda x, y: tf.logical_and(tf.equal(x["has_me
 for d in [test, test_only_media, test_only_nsfw, test_no_media, test_media_not_nsfw]:
   print(d.reduce(0, lambda x, _: x + 1).numpy())
 
-from notebook_eval_utils import SparseMultilabelEvaluator, EvalConfig
-from dataclasses import asdict
-
 def display_metrics(probs, targets, labels=labels):
   eval_config = EvalConfig(prediction_threshold=0.5, precision_k=0.9)
   for eval_mode, y_mask in [("implicit", np.ones(targets.shape))]:
@@ -273,4 +276,4 @@ for name, x in [(name, m.pr_auc.to_string(index=False).strip().split("\n")) for
     print(y.strip(), end="\t")
   print(".")
 for d in [test, test_only_media, test_only_nsfw, test_no_media, test_media_not_nsfw]:
-  print(d.reduce(0, lambda x, _: x + 1).numpy())
\ No newline at end of file
+  print(d.reduce(0, lambda x, _: x + 1).numpy())
diff --git a/trust_and_safety_models/nsfw/nsfw_media.py b/trust_and_safety_models/nsfw/nsfw_media.py
index b5dfebb65..2c9202fc7 100644
--- a/trust_and_safety_models/nsfw/nsfw_media.py
+++ b/trust_and_safety_models/nsfw/nsfw_media.py
@@ -1,21 +1,19 @@
+import glob
+import os
+import random
+
 import kerastuner as kt
-import math
 import numpy as np
 import pandas as pd
-import random
 import sklearn.metrics
 import tensorflow as tf
-import os
-import glob
-
-from tqdm import tqdm
-from matplotlib import pyplot as plt
-from tensorflow.keras.models import Sequential
-from tensorflow.keras.layers import Dense
 from google.cloud import storage
+from matplotlib import pyplot as plt
+from tensorflow.keras.layers import Dense
+from tensorflow.keras.models import Sequential
+from tqdm import tqdm
 
 physical_devices = tf.config.list_physical_devices('GPU')
-physical_devices
 
 tf.config.set_visible_devices([tf.config.PhysicalDevice(name='/physical_device:GPU:1', device_type='GPU')], 'GPU')
 tf.config.get_visible_devices('GPU')
@@ -89,7 +87,7 @@ test_ds = test_ds.map(lambda x: preprocess_embedding_example(x, positive_label=p
   
 if use_sens_prev_data:
   test_sens_prev_glob = f"{sens_prev_input_root}/test/tfrecord/*.tfrecord"
-  test_sens_prev_files =  tf.io.gfile.glob(test_sens_prev_glob)
+  test_sens_prev_files = tf.io.gfile.glob(test_sens_prev_glob)
   
   if not len(test_sens_prev_files):
     raise ValueError(f"Did not find any eval files matching {test_sens_prev_glob}")
@@ -109,12 +107,12 @@ train_ds = train_ds.repeat()
 
 if has_validation_data: 
   eval_glob = f"{input_root}/validation/tfrecord/*.tfrecord"
-  eval_files =  tf.io.gfile.glob(eval_glob)
+  eval_files = tf.io.gfile.glob(eval_glob)
     
   if use_sens_prev_data:
     eval_sens_prev_glob = f"{sens_prev_input_root}/validation/tfrecord/*.tfrecord"
     eval_sens_prev_files = tf.io.gfile.glob(eval_sens_prev_glob)
-    eval_files =  eval_files + eval_sens_prev_files
+    eval_files = eval_files + eval_sens_prev_files
     
     
   if not len(eval_files):
@@ -428,7 +426,7 @@ ptAt50fmt = "%.4f" % ptAt50[1]
 ptAt90fmt = "%.4f" % ptAt90[1]
 aucFmt = "%.4f" % auc_precision_recall
 plt.title(
-  f"Keras (nsfw MU test)\nAUC={aucFmt}\np={ptAt50fmt} @ r=0.5\np={ptAt90fmt} @ r=0.9\nN_train={...}} ({...} pos), N_test={n_test} ({n_test_pos} pos)",
+  f"Keras (nsfw MU test)\nAUC={aucFmt}\np={ptAt50fmt} @ r=0.5\np={ptAt90fmt} @ r=0.9\nN_train={...} ({...} pos), N_test={n_test} ({n_test_pos} pos)",
   size=20
 )
 plt.subplots_adjust(top=0.72)
diff --git a/trust_and_safety_models/nsfw/nsfw_text.py b/trust_and_safety_models/nsfw/nsfw_text.py
index 980fc8fd4..879c12e52 100644
--- a/trust_and_safety_models/nsfw/nsfw_text.py
+++ b/trust_and_safety_models/nsfw/nsfw_text.py
@@ -1,14 +1,16 @@
-from datetime import datetime
-from functools import reduce
 import os
-import pandas as pd
-import re
-from sklearn.metrics import average_precision_score, classification_report, precision_recall_curve, PrecisionRecallDisplay
-from sklearn.model_selection import train_test_split
-import tensorflow as tf
-import matplotlib.pyplot as plt
 import re
+from datetime import datetime
 
+import matplotlib.pyplot as plt
+import pandas as pd
+import tensorflow as tf
+from sklearn.metrics import (
+    average_precision_score,
+    classification_report,
+    precision_recall_curve,
+)
+from sklearn.model_selection import train_test_split
 from twitter.cuad.representation.models.optimization import create_optimizer
 from twitter.cuad.representation.models.text_encoder import TextEncoder
 
diff --git a/trust_and_safety_models/toxicity/data/data_preprocessing.py b/trust_and_safety_models/toxicity/data/data_preprocessing.py
index f7da608f6..279e51d82 100644
--- a/trust_and_safety_models/toxicity/data/data_preprocessing.py
+++ b/trust_and_safety_models/toxicity/data/data_preprocessing.py
@@ -1,10 +1,8 @@
-from abc import ABC
 import re
-
-from toxicity_ml_pipeline.settings.hcomp_settings import TOXIC_35
+from abc import ABC
 
 import numpy as np
-
+from toxicity_ml_pipeline.settings.hcomp_settings import TOXIC_35
 
 TOXIC_35_set = set(TOXIC_35)
 
@@ -84,7 +82,7 @@ class DefaultENNoPreprocessor(DataframeCleaner):
       else:
         raise NotImplementedError
 
-    if "filter_low_agreements" in kwargs and kwargs["filter_low_agreements"] == True:
+    if "filter_low_agreements" in kwargs and kwargs["filter_low_agreements"] is True:
       df.drop(df[(df.agreement_rate <= 0.6)].index, axis=0, inplace=True)
       raise NotImplementedError
 
diff --git a/trust_and_safety_models/toxicity/data/dataframe_loader.py b/trust_and_safety_models/toxicity/data/dataframe_loader.py
index f3855d6b5..94d028ba8 100644
--- a/trust_and_safety_models/toxicity/data/dataframe_loader.py
+++ b/trust_and_safety_models/toxicity/data/dataframe_loader.py
@@ -287,7 +287,7 @@ class ENLoaderWithSampling(ENLoader):
 class I18nLoader(DataframeLoader):
   def __init__(self):
     super().__init__(project=...)
-    from archive.settings.... import ACCEPTED_LANGUAGES, QUERY_SETTINGS
+    from archive.settings import ACCEPTED_LANGUAGES, QUERY_SETTINGS
 
     self.accepted_languages = ACCEPTED_LANGUAGES
     self.query_settings = dict(QUERY_SETTINGS)
diff --git a/trust_and_safety_models/toxicity/data/mb_generator.py b/trust_and_safety_models/toxicity/data/mb_generator.py
index 58a89f8c5..b2a6bdd20 100644
--- a/trust_and_safety_models/toxicity/data/mb_generator.py
+++ b/trust_and_safety_models/toxicity/data/mb_generator.py
@@ -1,6 +1,10 @@
-from importlib import import_module
 import os
+from importlib import import_module
 
+import numpy as np
+import pandas
+import tensorflow as tf
+from sklearn.model_selection import StratifiedKFold
 from toxicity_ml_pipeline.settings.default_settings_tox import (
   INNER_CV,
   LOCAL_DIR,
@@ -12,12 +16,6 @@ from toxicity_ml_pipeline.settings.default_settings_tox import (
 )
 from toxicity_ml_pipeline.utils.helpers import execute_command
 
-import numpy as np
-import pandas
-from sklearn.model_selection import StratifiedKFold
-import tensorflow as tf
-
-
 try:
   from transformers import AutoTokenizer, DataCollatorWithPadding
 except ModuleNotFoundError:
diff --git a/trust_and_safety_models/toxicity/load_model.py b/trust_and_safety_models/toxicity/load_model.py
index 7b271066f..cec761e67 100644
--- a/trust_and_safety_models/toxicity/load_model.py
+++ b/trust_and_safety_models/toxicity/load_model.py
@@ -1,14 +1,13 @@
 import os
 
 from toxicity_ml_pipeline.settings.default_settings_tox import LOCAL_DIR, MAX_SEQ_LENGTH
+
 try:
   from toxicity_ml_pipeline.optim.losses import MaskedBCE
 except ImportError:
   print('No MaskedBCE loss')
-from toxicity_ml_pipeline.utils.helpers import execute_command
-
 import tensorflow as tf
-
+from toxicity_ml_pipeline.utils.helpers import execute_command
 
 try:
   from twitter.cuad.representation.models.text_encoder import TextEncoder
@@ -102,7 +101,7 @@ def get_loss(loss_name, from_logits, **kwargs):
     multitask = kwargs.get("multitask", False)
     if from_logits or multitask:
       raise NotImplementedError
-    print(f'Masked Binary Cross Entropy')
+    print('Masked Binary Cross Entropy')
     return MaskedBCE()
 
   if loss_name == "inv_kl_loss":
diff --git a/trust_and_safety_models/toxicity/optim/callbacks.py b/trust_and_safety_models/toxicity/optim/callbacks.py
index bbf8d7c97..e6ff2f374 100644
--- a/trust_and_safety_models/toxicity/optim/callbacks.py
+++ b/trust_and_safety_models/toxicity/optim/callbacks.py
@@ -1,14 +1,16 @@
-from collections import defaultdict
 import os
+from collections import defaultdict
 
-from toxicity_ml_pipeline.settings.default_settings_tox import REMOTE_LOGDIR
-from toxicity_ml_pipeline.settings.default_settings_abs import LABEL_NAMES
-from toxicity_ml_pipeline.utils.absv_utils import parse_labeled_data
-from toxicity_ml_pipeline.utils.helpers import compute_precision_fixed_recall, execute_command
-
-from sklearn.metrics import average_precision_score, roc_auc_score
 import tensorflow as tf
 import wandb
+from sklearn.metrics import average_precision_score, roc_auc_score
+from toxicity_ml_pipeline.settings.default_settings_abs import LABEL_NAMES
+from toxicity_ml_pipeline.settings.default_settings_tox import REMOTE_LOGDIR
+from toxicity_ml_pipeline.utils.absv_utils import parse_labeled_data
+from toxicity_ml_pipeline.utils.helpers import (
+  compute_precision_fixed_recall,
+  execute_command,
+)
 
 
 class NothingCallback(tf.keras.callbacks.Callback):
diff --git a/trust_and_safety_models/toxicity/optim/losses.py b/trust_and_safety_models/toxicity/optim/losses.py
index 273c6676e..0e9e90936 100644
--- a/trust_and_safety_models/toxicity/optim/losses.py
+++ b/trust_and_safety_models/toxicity/optim/losses.py
@@ -1,7 +1,7 @@
 import tensorflow as tf
-from keras.utils import tf_utils
-from keras.utils import losses_utils
 from keras import backend
+from keras.utils import losses_utils, tf_utils
+
 
 def inv_kl_divergence(y_true, y_pred):
   y_pred = tf.convert_to_tensor(y_pred)
diff --git a/trust_and_safety_models/toxicity/rescoring.py b/trust_and_safety_models/toxicity/rescoring.py
index 71d95ed76..fb3ccad1b 100644
--- a/trust_and_safety_models/toxicity/rescoring.py
+++ b/trust_and_safety_models/toxicity/rescoring.py
@@ -1,8 +1,7 @@
-from toxicity_ml_pipeline.load_model import reload_model_weights
-from toxicity_ml_pipeline.utils.helpers import load_inference_func, upload_model
-
 import numpy as np
 import tensorflow as tf
+from toxicity_ml_pipeline.load_model import reload_model_weights
+from toxicity_ml_pipeline.utils.helpers import load_inference_func, upload_model
 
 
 def score(language, df, gcs_model_path, batch_size=64, text_col="text", kw="", **kwargs):
diff --git a/trust_and_safety_models/toxicity/settings/default_settings_tox.py b/trust_and_safety_models/toxicity/settings/default_settings_tox.py
index 0968b9adc..9b121f39a 100644
--- a/trust_and_safety_models/toxicity/settings/default_settings_tox.py
+++ b/trust_and_safety_models/toxicity/settings/default_settings_tox.py
@@ -1,6 +1,5 @@
 import os
 
-
 TEAM_PROJECT = "twttr-toxicity-prod"
 try:
   from google.cloud import bigquery
@@ -16,7 +15,7 @@ else:
     CLIENT = None
     print("Issue at logging time", e)
 
-TRAINING_DATA_LOCATION = f"..."
+TRAINING_DATA_LOCATION = "..."
 GCS_ADDRESS = "..."
 LOCAL_DIR = os.getcwd()
 REMOTE_LOGDIR = "{GCS_ADDRESS}/logs"
diff --git a/trust_and_safety_models/toxicity/train.py b/trust_and_safety_models/toxicity/train.py
index de450ee7b..01e30bdb9 100644
--- a/trust_and_safety_models/toxicity/train.py
+++ b/trust_and_safety_models/toxicity/train.py
@@ -1,14 +1,16 @@
+import os
 from datetime import datetime
 from importlib import import_module
-import os
 
+import numpy as np
+import tensorflow as tf
 from toxicity_ml_pipeline.data.data_preprocessing import (
   DefaultENNoPreprocessor,
   DefaultENPreprocessor,
 )
 from toxicity_ml_pipeline.data.dataframe_loader import ENLoader, ENLoaderWithSampling
 from toxicity_ml_pipeline.data.mb_generator import BalancedMiniBatchLoader
-from toxicity_ml_pipeline.load_model import load, get_last_layer
+from toxicity_ml_pipeline.load_model import get_last_layer, load
 from toxicity_ml_pipeline.optim.callbacks import (
   AdditionalResultLogger,
   ControlledStoppingCheckpointCallback,
@@ -19,6 +21,8 @@ from toxicity_ml_pipeline.optim.schedulers import WarmUp
 from toxicity_ml_pipeline.settings.default_settings_abs import GCS_ADDRESS as ABS_GCS
 from toxicity_ml_pipeline.settings.default_settings_tox import (
   GCS_ADDRESS as TOX_GCS,
+)
+from toxicity_ml_pipeline.settings.default_settings_tox import (
   MODEL_DIR,
   RANDOM_SEED,
   REMOTE_LOGDIR,
@@ -26,10 +30,6 @@ from toxicity_ml_pipeline.settings.default_settings_tox import (
 )
 from toxicity_ml_pipeline.utils.helpers import check_gpu, set_seeds, upload_model
 
-import numpy as np
-import tensorflow as tf
-
-
 try:
   from tensorflow_addons.optimizers import AdamW
 except ModuleNotFoundError:
@@ -139,9 +139,9 @@ class Trainer(object):
     )
     print("------- Experiment name: ", experiment_name)
     self.logdir = (
-      f"..."
+      "..."
       if self.test
-      else f"..."
+      else "..."
     )
     self.checkpoint_path = f"{self.model_dir}/{experiment_name}"
 
diff --git a/trust_and_safety_models/toxicity/utils/helpers.py b/trust_and_safety_models/toxicity/utils/helpers.py
index c21d7eb1c..30b374768 100644
--- a/trust_and_safety_models/toxicity/utils/helpers.py
+++ b/trust_and_safety_models/toxicity/utils/helpers.py
@@ -3,11 +3,9 @@ import os
 import random as python_random
 import subprocess
 
-from toxicity_ml_pipeline.settings.default_settings_tox import LOCAL_DIR
-
 import numpy as np
 from sklearn.metrics import precision_recall_curve
-
+from toxicity_ml_pipeline.settings.default_settings_tox import LOCAL_DIR
 
 try:
   import tensorflow as tf