开始

app/utils/file_utils.py

@@ -0,0 +1,10 @@
+from PIL import Image
+
+def allowed_file(filename, allowed_extensions):
+    return '.' in filename and filename.rsplit('.', 1)[1].lower() in allowed_extensions
+
+def compress_image(image_path, max_size=(1500, 1500), quality=85):
+    """压缩图片"""
+    img = Image.open(image_path)
+    img.thumbnail(max_size, Image.Resampling.LANCZOS)
+    img.save(image_path, quality=quality)