"""

6.3

"""

from xml.etree.ElementTree import Element

def dict_to_xml(tag, d):

element = Element(tag)

for key, val in d.items():

child = Element(key)

child.text = str(val)

element.append(child)

return element

course_dict = {'course_name': 'python', 'total_class': 30, 'score':0.3}

elem = dict_to_xml('course', course_dict)

print(f'elem is: {elem}')

from xml.etree.ElementTree import tostring

print(f'elem to sting is: {tostring(elem)}')

elem.set('_id','1234')

print(f'elem to sting is: {tostring(elem)}')

def dict_to_xml_str(tag, d):

part_list = [f'<{tag}>']

for key, val in d.items():

part_list.append(f'<{key}>{val}</{key}>')

part_list.append(f'</{tag}>')

return ''.join(part_list)

d = {'courese_name': '<python>'}

print(f"dict to xml str: {dict_to_xml_str('item',d)}")

elem = dict_to_xml('item',d)

print(f'elem to sting is: {tostring(elem)}')

from xml.sax.saxutils import escape, unescape

print(f"escape: {escape('<python>')}")

print(f"unescape: {unescape('_')}")