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))
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