python 生成 xml
<?xml version="1.0" encoding="utf-8" ?><coverages>
<coverage>
<Type>total</Type>
<Name>0</Name>
<TotalLine>1</TotalLine>
<EffectiveLine>2</EffectiveLine>
<Covered>3</Covered>
<Cover>4</Cover>
</coverage>
</coverages>
#coding:utf-8
import os
import codecs
import traceback
import xml.dom.minidom as minidom
def covert_to_unicode(msg):
__re_str = None
if isinstance(msg, unicode):
__re_str = msg
elif isinstance(msg, str):
try:
__re_str = msg.decode('gbk')
except Exception, errinfo:
raise Exception, '%s, %s' % (errinfo, str(msg))
else:
raise Exception, '%s 必须为str或unicode类型' % msg
return __re_str
#print covert_to_unicode('哈哈')
class CreateCovXml():
def __init__(self, cov_xml_path):
self.cov_xml_path = cov_xml_path
self.__dom = None
self.__root = None
def _covert_code(self, msg):
return covert_to_unicode(msg)
def __create_new_node(self, node_name, node_text=None):
if self.__dom == None:
raise Exception, '创建结点时，document对象还不存在'
if None == node_text:
return self.__dom.createElement(self._covert_code(node_name))
else:
newNode = self.__dom.createElement(self._covert_code(node_name))
newText = self.__dom.createTextNode(self._covert_code(node_text))
newNode.appendChild(newText)
return newNode
def begin_cov(self):
try:
impl = minidom.getDOMImplementation()
self.__dom = impl.createDocument(None, u'coverages', None)
self.__root = self.__dom.documentElement
except:
traceback.print_exc()
raise Exception, '创建coverage xml根结点失败'
def add_cov(self, type, name, total_line, effective_line, covered_line, cover_rate):
if self.__root == None:
raise Exception, '创建结点时，root结点不存在或对象不存在'
type_node = self.__create_new_node('Type', type)
name_node = self.__create_new_node('Name', name)
total_line_node = self.__create_new_node('TotalLine', total_line)
effective_line_node = self.__create_new_node('EffectiveLine', effective_line)
covered_line_node = self.__create_new_node('Covered', covered_line)
cover_rate_node = self.__create_new_node('Cover', cover_rate)
new_coverage_node = self.__create_new_node('coverage')
new_coverage_node.appendChild(type_node)
new_coverage_node.appendChild(name_node)
new_coverage_node.appendChild(total_line_node)
new_coverage_node.appendChild(effective_line_node)
new_coverage_node.appendChild(covered_line_node)
new_coverage_node.appendChild(cover_rate_node)
self.__root.appendChild(new_coverage_node)
def end_cov(self):
try:
f = open(self.cov_xml_path, 'wb')
writer = codecs.lookup('utf-8')(f)
self.__dom.writexml(writer, encoding='utf-8')
writer.close()
f.close()
return True
except Exception, err:
traceback.print_exc()
raise Exception, '写xml文件出错'
if __name__ == '__main__':
os.chdir("E:\\PyWk\\nodepad_py")
test = CreateCovXml('cov.xml')
test.begin_cov()
test.add_cov(type="total", name='0', total_line='1', effective_line='2', covered_line='3', cover_rate='4')
test.end_cov()
print 'endl'
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