Python 批量改图片尺寸
import os
from PIL import Image
folder = './图片'
size = (800, 800) # 目标尺寸
for f in os.listdir(folder):
if f.lower().endswith(('.jpg', '.jpeg', '.png')):
img = Image.open(os.path.join(folder, f))
img.thumbnail(size) # 等比缩放
img.save(os.path.join(folder, 's_' + f))
print("缩放完成")
from PIL import Image
folder = './图片'
size = (800, 800) # 目标尺寸
for f in os.listdir(folder):
if f.lower().endswith(('.jpg', '.jpeg', '.png')):
img = Image.open(os.path.join(folder, f))
img.thumbnail(size) # 等比缩放
img.save(os.path.join(folder, 's_' + f))
print("缩放完成")
更新时间：2026-09-14 13:14:01
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