def createEmptyMap(publication_id, model_id):
root = ET.element('xml')
publication = ET.SubElement(root,
'publication',
attrib={'id': publication_id})
model = ET.SubElement(publication, 'model', attrib={'id': model_id})
tree = ET.ElementTree(root)
return tree
def draw_line(self, point0, point1, color=None):
dist = len(point0 - point1)
if dist < 2:
return
attributes = {
'x1': point0.x,
'y1': point0.y,
'x2': point1.x,
'y2': point1.y,
'stroke': self.to_svg_color(color, 'red'),
'stroke-width': 1
}
line = ET.element('line', attrib=attributes)
self.output_buffer.get('polygons').append(line)
et.write('test.xml',encoding='utf-8',xml_declaration=True)
###################################################################
tree = ET.parse('xml_sample')
root = tree.getroot()
#创建节点
node = root.makeelement('tagname',{'attr':'value'})
#创建方法2:用类的方法生成(工厂函数)
node = ET.Element('name',{"attr":"value"})
#在很节点下添加子节点
root.append(node)
#写入文件,并避免自闭合,加上自动生成的注释
tree.write('xml_sample',short_empty_elements=False,xml_declaration=True)
#创建ElementTree对象的两个方法
tree = ET.parse(文件路径)
tree = ET._ElementTree(根节点(Element对象))
ET.element(标签名,属性) #创建一个element对象,一个element对象就是一个节点
root.append(root.makeelement()#同样在root下创建element对象
ET.SubElement(root,"name",{}))#同样在root下创建Element对象
#要写入中文,加上encoding选项
tree.write('sample',encoding='utf-8')
#####################################################
def prettify(root):
'''将节点转为字符串,并添加缩进'''
rough_str = ET.tostring(root,'utf-8')
#minidom模块中的方法,将字符串面为midom中的一个类实例
reparsed = minidom.parseString(rough_string)
#使用类的方法,加上缩进,返回字符串
return reparsed.toprettysml(indent='\t')
new_str = prettify(root)
with open('sample','w') as f:
def createEmptyMap(publication_id,model_id):
root = ET.element('xml')
publication = ET.SubElement(root,'publication',attrib = {'id':publication_id})
model = ET.SubElement(publication,'model',attrib={'id':model_id})
tree = ET.ElementTree(root)
return tree
