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fix: mitigating WARNING router.py:1421:9 [cfg-resource-leak] — Image.open acquires file handle but not all exit paths release it
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Alpha Nerd 2026-05-13 16:22:48 +02:00
parent 84e3b30f2f
commit 6c869aa305
Signed by: alpha-nerd
SSH key fingerprint: SHA256:QkkAgVoYi9TQ0UKPkiKSfnerZy2h4qhi3SVPXJmBN+M
1 changed files with 20 additions and 20 deletions
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router.py
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@ -1418,30 +1418,30 @@ def resize_image_if_needed(image_data):
pass pass
# Decode the base64 image data # Decode the base64 image data
image_bytes = base64.b64decode(image_data) image_bytes = base64.b64decode(image_data)
image = Image.open(io.BytesIO(image_bytes)) with Image.open(io.BytesIO(image_bytes)) as image:
if image.mode not in ("RGB", "L"): if image.mode not in ("RGB", "L"):
image = image.convert("RGB") image = image.convert("RGB")
# Get current size # Get current size
width, height = image.size width, height = image.size
# Calculate the new dimensions while maintaining aspect ratio # Calculate the new dimensions while maintaining aspect ratio
if width > 512 or height > 512: if width > 512 or height > 512:
aspect_ratio = width / height aspect_ratio = width / height
if aspect_ratio > 1: # Width is larger if aspect_ratio > 1: # Width is larger
new_width = 512 new_width = 512
new_height = int(512 / aspect_ratio) new_height = int(512 / aspect_ratio)
else: # Height is larger else: # Height is larger
new_height = 512 new_height = 512
new_width = int(512 * aspect_ratio) new_width = int(512 * aspect_ratio)
image = image.resize((new_width, new_height), Image.Resampling.LANCZOS) image = image.resize((new_width, new_height), Image.Resampling.LANCZOS)
# Encode the resized image back to base64 # Encode the resized image back to base64
buffered = io.BytesIO() buffered = io.BytesIO()
image.save(buffered, format="PNG") image.save(buffered, format="PNG")
resized_image_data = base64.b64encode(buffered.getvalue()).decode("utf-8") resized_image_data = base64.b64encode(buffered.getvalue()).decode("utf-8")
return resized_image_data return resized_image_data
except Exception as e: except Exception as e:
print(f"Error processing image: {e}") print(f"Error processing image: {e}")