python实现xml转json文件的示例代码

使用了Python的 xml.etree.ElementTree 库

xml.etree.ElementTree 库简介

xml.etree.ElementTree模块实现了一个简单而高效的API用于解析和创建XML数据。xml.etree.ElementTree模块对于恶意构造的数据是不安全的。如果您需要解析不受信任或未经验证的数据，请参阅XML漏洞。
参考文献：https://docs.python.org/3.6/library/xml.etree.elementtree.html

from xml.etree import ElementTree
import json

LISTTYPE = 1
DICTTYPE = 0

def getDictResults(res_dicts, iters):
 result_dicts = {}
 for iter in iters.getchildren():
   iterxml(iter, result_dicts)

if result_dicts:
   res_dicts[iters.tag].update(result_dicts)

def getListResults(res_dicts, iters):
 result_lists = []
 for iter in iters.getchildren():
   result_dicts = {}
   iterxml(iter, result_dicts)
   result_lists.append(result_dicts.copy())
   del(result_dicts)

if result_lists:
   if len(res_dicts[iters.tag].items()) == 0:
     res_dicts[iters.tag] = result_lists.copy()
   else:
     for resobj in result_lists:
       resobjkey = list(resobj.keys())[0]
       if res_dicts[iters.tag].get(resobjkey) == None:
         res_dicts[iters.tag].update(resobj)
       else:
         if type(res_dicts[iters.tag][resobjkey]) == list:
           res_dicts[iters.tag][resobjkey].append(resobj[resobjkey].copy())
         else:
           old_value = res_dicts[iters.tag][resobjkey]
           res_dicts[iters.tag][resobjkey] = []
           res_dicts[iters.tag][resobjkey].append(old_value)
           res_dicts[iters.tag][resobjkey].append(resobj[resobjkey].copy())

del(result_lists)

def checkxmlchildrentype(iters):
 taglist = []
 for iter in iters.getchildren():
   taglist.append(iter.tag)

if len(set(taglist)) == len(taglist):
   return DICTTYPE
 else:
   return LISTTYPE

def getResults(res_dicts, iters):
 if checkxmlchildrentype(iters):
   return getListResults(res_dicts, iters)
 else:
   return getDictResults(res_dicts, iters)

#@res_dicts  {}
def iterxml(iter, res_dicts):
 res_dicts[iter.tag] = {}

if iter.attrib:
   for k,v in dict(iter.attrib).items():
     res_dicts[iter.tag].update({k : v})

if iter.text is not None and iter.text.strip() != "":
   res_dicts[iter.tag].update({"__XmlTagText__" : iter.text.strip()})

if iter.getchildren():
   getResults(res_dicts, iter)

def parserxmltojson(file_path):
 try:
   tree = ElementTree.parse(file_path)
 except Exception as e:
   #multi-byte encodings are not supported  把字符集改成utf-8就可以
   #encoding specified in XML declaration is incorrect  xml encoding标识和文件的字符集不同
   #syntax error  语法错误，乱码等
   #not well-formed (invalid token)  编辑器点击后字符集被修改成ASCII等，或者文件本身字符集和xml encoding不相同
   print("Parser {} Error, Errmsg: {}".format(file_path, e))
   return ""

if tree is None:
   print("{} is None.".format(file_path))
   return ""

root = tree.getroot()

report = {}
 iterxml(root, report)
 #return getDictResults(root)

return report

if __name__ == "__main__":
 jsonret = parserxmltojson("test.xml")
 with open("test.json", "w", encoding="utf-8") as fd:
   fd.write(json.dumps(jsonret, ensure_ascii=False, indent=4))
 print(json.dumps(jsonret, ensure_ascii=False, indent=4))

来源：https://www.cnblogs.com/frisk/p/12634427.html