<bndbox>
  <xmin>1404.35</xmin>
  <ymin>0</ymin>
  <xmax>1458.56</xmax>
  <ymax>111.96</ymax>
 </bndbox>

# *_* coding : UTF-8 *_*
# 开发人员： csu·pan-_-||
# 开发时间： 2020/11/25 21:42
# 文件名称： resize_img_xml.py
# 开发工具： PyCharm
# 功能描述： 改变xml文件里的某个属性


import os
import xml.etree.ElementTree as ET

path = r'C:\Users\Administrator\Desktop\JPEGImages' # 包含xml的文件夹路径

def edit_xml(xml_file):
 """
 修改xml文件
 :param xml_file:xml文件的路径
 :return:
 """
 all_xml_file = os.path.join(path, xml_file)
 tree = ET.parse(all_xml_file)
 print(all_xml_file)
 objs = tree.findall('object')
 for ix, obj in enumerate(objs):
  obj_bnd = obj.find('bndbox')
  obj_xmin = obj_bnd.find('xmin')
  obj_ymin = obj_bnd.find('ymin')
  obj_xmax = obj_bnd.find('xmax')
  obj_ymax = obj_bnd.find('ymax')
  xmin = float(obj_xmin.text)
  ymin = float(obj_ymin.text)
  xmax = float(obj_xmax.text)
  ymax = float(obj_ymax.text)
  obj_xmin.text = str(round(xmin)) #四舍五入转为整数
  obj_ymin.text = str(round(ymin))
  obj_xmax.text = str(round(xmax))
  obj_ymax.text = str(round(ymax))

 tree.write(all_xml_file, method='xml', encoding='utf-8') # 覆盖更新xml文件

if __name__ == '__main__':
 files = os.listdir(path)    # 获取文件名列表
 for i, file in enumerate(files):
  if file.endswith('.xml'):
   edit_xml(file)