NetConf Interface Shutdown error

[JahedulAnowar]

I am trying to shutdown an interface using Python ncclient. But I am getting the following error.

Traceback (most recent call last):
  ....   in intefaceShutdown
  edited_config = m.edit_config(config=shutdown_intf, target='candidate')
  File "/home/user/.local/lib/python3.8/site-packages/ncclient/manager.py", line 246, in execute
    return cls(self._session,
  File "/home/user/.local/lib/python3.8/site-packages/ncclient/operations/edit.py", line 65, in request
    node.append(validated_element(config, ("config", qualify("config"))))
  File "/home/user/.local/lib/python3.8/site-packages/ncclient/xml_.py", line 150, in validated_element
    ele = to_ele(x)
  File "/home/user/.local/lib/python3.8/site-packages/ncclient/xml_.py", line 129, in to_ele
    return x if etree.iselement(x) else etree.fromstring(x.encode('UTF-8'), parser=_get_parser(huge_tree))
  File "src/lxml/etree.pyx", line 3257, in lxml.etree.fromstring
  File "src/lxml/parser.pxi", line 1916, in lxml.etree._parseMemoryDocument
  File "src/lxml/parser.pxi", line 1803, in lxml.etree._parseDoc
  File "src/lxml/parser.pxi", line 1144, in lxml.etree._BaseParser._parseDoc
  File "src/lxml/parser.pxi", line 618, in lxml.etree._ParserContext._handleParseResultDoc
  File "src/lxml/parser.pxi", line 728, in lxml.etree._handleParseResult
  File "src/lxml/parser.pxi", line 657, in lxml.etree._raiseParseError
  File "<string>", line 9
lxml.etree.XMLSyntaxError: Opening and ending tag mismatch: interface line 4 and shutdown, line 9, column 28

Code:

def intefaceShutdown():
    shutdown_intf = '''
        <config xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
            <interfaces xmlns="http://www.ipinfusion.com/yang/ocnos/ipi-interface">
            <interface>
                <name>ce8/1</name>
                <config>
                    <name>ce8/1</name>
                </config>
                </shutdown>
            </interface>
            </interfaces>
        </config>
    '''

    m = manager.connect(host=HOST, port=PORT, username=USER, password=PASSWORD, hostkey_verify=False, device_params={'name': 'default'})

    edited_config = m.edit_config(config=shutdown_intf, target='candidate')
    print(edited_config)
    
    result = m.commit()
    print(result)

    m.close_session()

OS version:

Software Product: OcNOS, Version: 5.3, Build Number: 54
 Hardware Model: Wistron Galileo 1
 Software Feature Code: OTN-IPBASE
 System Configuration Code: S0
 Software Baseline Version: 5.0.145