diff --git a/api/onnx_web/chain/blend_denoise_localstd.py b/api/onnx_web/chain/blend_denoise_localstd.py
index fdefefc0..3e8195af 100644
--- a/api/onnx_web/chain/blend_denoise_localstd.py
+++ b/api/onnx_web/chain/blend_denoise_localstd.py
@@ -32,7 +32,10 @@ class BlendDenoiseLocalStdStage(BaseStage):
         logger.info("denoising source images")
 
         return StageResult.from_arrays(
-            [remove_noise(source, threshold=strength)[0] for source in sources.as_numpy()]
+            [
+                remove_noise(source, threshold=strength)[0]
+                for source in sources.as_numpy()
+            ]
         )
 
 
@@ -50,7 +53,7 @@ def downscale_image(image: np.ndarray, scale: int = 2):
     return result_image
 
 
-def replace_noise(region: np.ndarray, threshold: int, deviation: float, op = np.median):
+def replace_noise(region: np.ndarray, threshold: int, deviation: float, op=np.median):
     # Identify stray pixels (brightness significantly deviates from surrounding pixels)
     central_pixel = np.mean(region[2:4, 2:4])
 
@@ -59,7 +62,9 @@ def replace_noise(region: np.ndarray, threshold: int, deviation: float, op = np.
     diff = np.abs(central_pixel - region_normal)
 
     # If the whole region is fairly consistent but the central pixel deviates significantly,
-    if diff > (region_deviation + threshold) and diff < (region_deviation + threshold * deviation):
+    if diff > (region_deviation + threshold) and diff < (
+        region_deviation + threshold * deviation
+    ):
         surrounding_pixels = region[region != central_pixel]
         surrounding_median = op(surrounding_pixels)
         # replace it with the median of surrounding pixels
@@ -69,7 +74,12 @@ def replace_noise(region: np.ndarray, threshold: int, deviation: float, op = np.
     return False
 
 
-def remove_noise(image: np.ndarray, threshold: int, deviation: float, region_size: Tuple[int, int] = (6, 6)):
+def remove_noise(
+    image: np.ndarray,
+    threshold: int,
+    deviation: float,
+    region_size: Tuple[int, int] = (6, 6),
+):
     # Create a copy of the original image to store the result
     result_image = np.copy(image)
     result_mask = np.zeros_like(image)
@@ -87,7 +97,7 @@ def remove_noise(image: np.ndarray, threshold: int, deviation: float, region_siz
             # print(i_min, i_max, j_min, j_max)
 
             # skip if the central pixels have already been masked by a previous artifact
-            if np.any(result_mask[i - 1:i + 1, j - 1:j + 1] > 0):
+            if np.any(result_mask[i - 1 : i + 1, j - 1 : j + 1] > 0):
                 pass
 
             # Extract region from each channel
diff --git a/api/onnx_web/diffusers/load.py b/api/onnx_web/diffusers/load.py
index b66fac5f..582a10f5 100644
--- a/api/onnx_web/diffusers/load.py
+++ b/api/onnx_web/diffusers/load.py
@@ -227,7 +227,7 @@ def load_pipeline(
                 vae_encoder_session=components.get("vae_encoder_session", None),
                 text_encoder_2_session=components.get("text_encoder_2_session", None),
                 tokenizer_2=components.get("tokenizer_2", None),
-                add_watermarker=False, # not so invisible: https://github.com/ssube/onnx-web/issues/438
+                add_watermarker=False,  # not so invisible: https://github.com/ssube/onnx-web/issues/438
             )
         else:
             if "controlnet" in components:
diff --git a/api/onnx_web/diffusers/patches/vae.py b/api/onnx_web/diffusers/patches/vae.py
index bff1f5ef..8019a243 100644
--- a/api/onnx_web/diffusers/patches/vae.py
+++ b/api/onnx_web/diffusers/patches/vae.py
@@ -5,9 +5,9 @@ import numpy as np
 import torch
 from diffusers import OnnxRuntimeModel
 from diffusers.pipelines.onnx_utils import ORT_TO_NP_TYPE
-from ..version_safe_diffusers import AutoencoderKLOutput, DecoderOutput
 
 from ...server import ServerContext
+from ..version_safe_diffusers import AutoencoderKLOutput, DecoderOutput
 
 logger = getLogger(__name__)
 
diff --git a/api/onnx_web/diffusers/version_safe_diffusers.py b/api/onnx_web/diffusers/version_safe_diffusers.py
index d76a11af..a4be235b 100644
--- a/api/onnx_web/diffusers/version_safe_diffusers.py
+++ b/api/onnx_web/diffusers/version_safe_diffusers.py
@@ -37,8 +37,8 @@ else:
 
 
 if is_diffusers_0_24:
-    from diffusers.models.modeling_outputs import AutoencoderKLOutput
     from diffusers.models.autoencoders.vae import DecoderOutput
+    from diffusers.models.modeling_outputs import AutoencoderKLOutput
 else:
     from diffusers.models.autoencoder_kl import AutoencoderKLOutput
-    from diffusers.models.vae import DecoderOutput
\ No newline at end of file
+    from diffusers.models.vae import DecoderOutput