VOC格式转CSV

import os
import xml.dom.minidom
 
 
path_img = "VOC2007/JPEGImages"
path_xml = "VOC2007/Annotations"
 
xml_list = []
for xml1 in os.listdir(path_xml):
    if xml1.endswith(".xml"):
        xml_list.append(xml1)
 
csv_labels = open("csv_labels.csv", "w")
for xml_file in xml_list:
    image_id, _ = os.path.splitext(xml_file)
 
    DomTree = xml.dom.minidom.parse(os.path.join(path_xml, xml_file))
    annotation = DomTree.documentElement
    objectlist = annotation.getElementsByTagName('object')
    for objects in objectlist:
        namelist = objects.getElementsByTagName('name')
        objectname = namelist[0].childNodes[0].data
        bndbox = objects.getElementsByTagName("bndbox")
        for box in bndbox:
            x1_list = box.getElementsByTagName('xmin')
            x1 = int(x1_list[0].childNodes[0].data)
            y1_list = box.getElementsByTagName('ymin')
            y1 = int(y1_list[0].childNodes[0].data)
            x2_list = box.getElementsByTagName('xmax')
            x2 = int(x2_list[0].childNodes[0].data)
            y2_list = box.getElementsByTagName('ymax')
            y2 = int(y2_list[0].childNodes[0].data)
        line = str(image_id) + "," + str(x1) + "," + str(y1) \
               + "," + str(x2) + "," + str(y2) + "," + objectname + "\n"
        print(line)
        csv_labels.write(line)
csv_labels.close()