diff --git a/init/generate_logo.py b/init/generate_logo.py
index eb4cb4c..4d4c2c5 100644
--- a/init/generate_logo.py
+++ b/init/generate_logo.py
@@ -61,17 +61,6 @@ def remove_greenscreen(img: Image.Image, tolerance: int = 60) -> Image.Image:
     return Image.fromarray(data)
 
 
-def reduce_color_variance(img: Image.Image, colors: int = 8) -> Image.Image:
-    """Reduce color variance by quantizing to a limited palette."""
-    if img.mode != "RGBA":
-        img = img.convert("RGBA")
-
-    # Quantize to reduce color variance
-    # This will unify similar colors
-    quantized = img.quantize(colors=colors, method=2)
-    return quantized.convert("RGBA")
-
-
 def invert_colors(img: Image.Image) -> Image.Image:
     """Invert colors while preserving alpha channel."""
     if img.mode != "RGBA":
diff --git a/scripts/check_file_length.py b/scripts/check_file_length.py
index 29f024a..6e7a320 100644
--- a/scripts/check_file_length.py
+++ b/scripts/check_file_length.py
@@ -46,7 +46,9 @@ def main() -> int:
             violations.append((rel, line_count))
 
     if violations:
-        print(f"File length check failed: {len(violations)} file(s) exceed {max_lines} lines")
+        print(
+            f"File length check failed: {len(violations)} file(s) exceed {max_lines} lines"
+        )
         for rel_path, count in sorted(violations):
             print(f"  {rel_path}: {count} lines")
         print(
diff --git a/src/utils/logging_config.py b/src/utils/logging_config.py
index ce60bb3..dc5b63e 100644
--- a/src/utils/logging_config.py
+++ b/src/utils/logging_config.py
@@ -85,7 +85,7 @@ def scrub_sensitive_data(record):
     # Scrub exception if present
     exception = record.get("exception")
     if exception:
-        type_, value, tb = exception
+        _, value, _ = exception
         value_str = str(value)
         scrubbed_value_str = _SCRUBBER.scrub(value_str)