python：jpg图片格式转换成png格式

#转换图片格式 并重命名import PIL.Imageimport os# i=0# class Solution:def jpg_to_png(path:str,savepath:str):i=0filelist = os.listdir(path)for file in filelist:im = PIL.Image.open(path+filelist[i])filename = os.path.splitext(file)[0]# im.save(savepath+filename+'.png') # or 'test.tif'im.save(savepath + str(i).zfill(4) + '.png') # or 'test.tif'i=i+1return print("done")if __name__=='__main__':path = r"C:\Users\yewenjing\Desktop\全部标签图片\out_sav/"savepath = r"C:\Users\yewenjing\Desktop\全部标签图片\png格式/"jpg_to_png(path,savepath)

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