百木园测试环境
Python 3.6
Win10
代码实现
#!/usr/bin/env python 3.4.0
#-*- encoding:utf-8 -*-
__author__ = \'shouke\'
import xml.etree.ElementTree as ET
def compare_xml_node_attributes(xml_node1, xml_node2):
result = []
node1_attributes_dict = xml_node1.attrib
node2_attributes_dict = xml_node2.attrib
for attrib1, value in node1_attributes_dict.items():
value2 = node2_attributes_dict.get(attrib1)
if value == value2:
node2_attributes_dict.pop(attrib1)
else:
if value2:
attrib2 = attrib1
node2_attributes_dict.pop(attrib2)
else:
attrib2 = \'不存在\'
result.append(\'结点1属性：{attrib1} 值：{value1}，结点2属性：{attrib1} 值：{value2}\'.format(attrib1=attrib1 or \'不存在\',
value1=value or \'不存在\',
attrib2=attrib2,
value2=value2 or \'不存在\'))
for attrib2, value2 in node2_attributes_dict.items():
result.append(\'结点1属性：{attrib1} 值：{value1}，结点2属性：{attrib1} 值：{value2}\'.format(attrib1=\'不存在\',
value1=\'不存在\',
attrib2=attrib2,
value2=value2))
return result
def compare_xml_node_children(xml_node1, xml_node2, node1_xpath, node2_xpath):
def get_node_children(xml_node, node_xpath):
result = {}
for child in list(xml_node):
if child.tag not in result:
result[child.tag] = [{\'node\':child, \'xpath\': \'%s/%s[%s]\' % (node_xpath, child.tag, 1)}]
else:
result[child.tag].append({\'node\':child, \'xpath\': \'%s/%s[%s]\' % (node_xpath, child.tag, len(result[child.tag])+1)})
return result
result = []
children_of_node1_dict = get_node_children(xml_node1, node1_xpath)
children_of_node2_dict = get_node_children(xml_node2, node2_xpath)
temp_list1 = []
temp_list2 = []
for child_tag, child_node_list in children_of_node1_dict.items():
second_child_node_list = children_of_node2_dict.get(child_tag, [])
if not second_child_node_list:
# 获取xml1中比xml2中多出的子结点
for i in range(0, len(child_node_list)):
temp_list1.append(\'%s/%s[%s]\' % (node1_xpath, child_node_list[i][\'node\'].tag, i+1))
continue
for first_child, second_child in zip(child_node_list, second_child_node_list):
result.extend(compare_xml_nodes(first_child[\'node\'], second_child[\'node\'], first_child[\'xpath\'], second_child[\'xpath\']))
# 获取xml2中对应结点比xml1中对应结点多出的同名子结点
for i in range(len(child_node_list), len(second_child_node_list)):
temp_list2.append(\'%s/%s[%s]\' % (node2_xpath, second_child_node_list[i][\'node\'].tag, i+1))
children_of_node2_dict.pop(child_tag)
if temp_list1:
result.append(\'子结点不一样：xml1结点(xpath：{xpath1})比xml2结点(xpath：{xpath2})多了以下子结点：\\n{differences}\'.format (xpath1=node1_xpath,
xpath2=node2_xpath,
differences=\'\\n\'.join(temp_list1)))
# 获取xml2比xml1中多出的子结点
for child_tag, child_node_list in children_of_node2_dict.items():
for i in range(0, len(child_node_list)):
temp_list2.append(\'%s/%s[%s]\' % (node1_xpath, child_node_list[i][\'node\'].tag, i+1))
if temp_list2:
result.append(\'子结点不一样：xml1结点(xpath：{xpath1})比xml2结点(xpath：{xpath2})少了以下子结点：\\n{differences}\'.format (xpath1=node1_xpath,
xpath2=node2_xpath,
differences=\'\\n\'.join(temp_list2)))
return result
def compare_xml_nodes(xml_node1, xml_node2, node1_xpath=\'\', node2_xpath=\'\'):
result = []
# 比较标签
if xml_node1.tag != xml_node2.tag:
result.append(\'标签不一样：xml1结点(xpath：{xpath1})：{tag1}，xml2结点(xpath：{xpath2})：{tag2}\'.format (xpath1=node1_xpath,
tag1=xml_node1.tag,
xpath2=node2_xpath,
tag2=xml_node2.tag))
# 比较文本
if xml_node1.text != xml_node2.text:
result.append(\'文本不一样：xml1结点(xpath：{xpath1})：{text1}，xml2结点(xpath：{xpath2})：{text2}\'.format (xpath1=node1_xpath,
tag1=xml_node1.text or \'\',
xpath2=node2_xpath,
tag2=xml_node2.text or \'\'))
# 比较属性
res = compare_xml_node_attributes(xml_node1, xml_node2)
if res:
result.append(\'属性不一样：xml1结点(xpath：{xpath1})，xml2结点(xpath：{xpath2})：\\n{differences}\'.format (xpath1=node1_xpath,
xpath2=node2_xpath,
differences=\'\\n\'.join(res)))
# 比较子结点
res = compare_xml_node_children(xml_node1, xml_node2, node1_xpath, node2_xpath)
if res:
result.extend(res)
return result
def compare_xml_strs(xml1_str, xml2_str, mode=3):
\'\'\'
@param: mode 比较模式，预留，暂时没用。目前默认 xml 子元素如果为列表，则列表有序列表，按序比较
\'\'\'
root1 = ET.fromstring(xml1_str.strip())
root2 = ET.fromstring(xml2_str.strip())
return compare_xml_nodes(root1, root2, \'/%s\' % root1.tag, \'/%s\' % root2.tag)
测试运行
xml_str1 = \'\'\'
<?xml version = \"1.0\" encoding=\"utf-8\" ?>
<data>
<country name=\"Liechtenstein\">
<rangk>1</rangk>
<year>2008</year>
<gdppc>141100</gdppc>
<neighbor name=\"Austria\" direction=\"E\" ></neighbor>
<neighbor name=\"Switzerland\" direction=\"W\" ></neighbor>
</country>
<country name=\"Singpore\">
<rank>4</rank>
<year>2011</year>
<gdppc>59900</gdppc>
<neighbor name=\"Malaysia\" direction=\"N\" ></neighbor>
</country>
<country name=\"Panama\">
<rank>68</rank>
<year>2011</year>
<gdppc>13600</gdppc>
<neighbor name=\"Costa Rica\" direction=\"W\" ></neighbor>
<neighbor name=\"Colombia\" direction=\"W\" ></neighbor>
</country>
</data>
\'\'\'
xml_str2 = \'\'\'
<?xml version = \"1.0\" encoding=\"utf-8\" ?>
<data>
<country name=\"Liechtenstein\">
<rangk>1</rangk>
<year>2008</year>
<gdppc>141100</gdppc>
<neighbor name=\"Austria\" direction=\"E\" ></neighbor>
<neighbor name=\"Switzerland\" direction=\"W\" ></neighbor>
</country>
<country name=\"Singpore\">
<rank>4</rank>
<year>2011</year>
<gdppc>59900</gdppc>
<neighbor name=\"Malaysia\" direction=\"N\" ></neighbor>
</country>
<country name=\"Panama\">
<rank>68</rank>
<year>2011</year>
<gdppc>13600</gdppc>
<neighbor name=\"Costa Rica\" direction=\"W\" ></neighbor>
<neighbor name=\"Colombia\" direction=\"W\" ></neighbor>
</country>
</data>
\'\'\'
xml_str3 = \'\'\'
<?xml version = \"1.0\" encoding=\"utf-8\" ?>
<data>
<class name=\"computer\">
<rangk>1</rangk>
<year>unknow</year>
<addr>sz</addr>
<book name=\"java programming\" price=\"10\" ></book>
<book name=\"python programming\" price=\"10\" ></book>
</class>
<class name=\"philosophy\">
<rangk>2</rangk>
<year>unknown</year>
<book name=\"A little history of philosophy\" price=\"15\" ></book>
<book name=\"contemporary introduction\" price=\"15\" ></book>
</class>
<class name=\"history\">
<rangk>3</rangk>
<year>unknown</year>
<addr>other addr</addr>
<book name=\"The South China Sea\" price=\"10\" ></book>
<book name=\"Chinese Among Others\" price=\"10\" ></book>
</class>
</data>
\'\'\'
xml_str4 = \'\'\'
<?xml version = \"1.0\" encoding=\"utf-8\" ?>
<data>
<class name=\"computer\">
<year>unknow</year>
<addr>sz</addr>
<book name=\"java programming\" price=\"10\" ></book>
<book name=\"python programming\" price=\"10\" ></book>
</class>
<class name=\"philosophy\">
<year>unknown</year>
<addr>other addr</addr>
<book name=\"A little history of philosophy\" price=\"15\" ></book>
<book name=\"contemporary introduction\" price=\"16\" ></book>
</class>
</data>
\'\'\'
if __name__ == \'__main__\':
res_list = compare_xml_strs(xml_str1, xml_str2)
if res_list:
print(\'xml1和xml2不一样:\\n%s\' % \'\\n\'.join(res_list))
else:
print(\'xml1和xml2一样\')
res_list = compare_xml_strs(xml_str3, xml_str4)
if res_list:
print(\'xml3和xml4不一样:\\n%s\' % \'\\n\'.join(res_list))
else:
print(\'xml3和xml4一样\')
运行结果
xml1和xml2一样
xml3和xml4不一样:
子结点不一样：xml1结点(xpath：/data/class[1])比xml2结点(xpath：/data/class[1])多了以下子结点：
/data/class[1]/rangk[1]
属性不一样：xml1结点(xpath：/data/class[2]/book[2])，xml2结点(xpath：/data/class[2]/book[2])：
结点1属性：price 值：15，结点2属性：price 值：16
子结点不一样：xml1结点(xpath：/data/class[2])比xml2结点(xpath：/data/class[2])多了以下子结点：
/data/class[2]/rangk[1]
子结点不一样：xml1结点(xpath：/data/class[2])比xml2结点(xpath：/data/class[2])少了以下子结点：
/data/class[2]/addr[1]
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来源：https://www.cnblogs.com/shouke/p/16975021.html
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