aidegen/lib/xml_util.py

#!/usr/bin/env python3
#
# Copyright 2020 - The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Utils to handle xml files."""

from xml.etree import ElementTree

from aidegen import constant
from aidegen.lib import aidegen_metrics
from aidegen.lib import common_util


def parse_xml(xml_file):
    """Parses the content of a XML file.

    Args:
        xml_file: An XML file path.

    Returns:
        An xml.etree.ElementTree object contains the XML parsing result.
    """
    try:
        return ElementTree.parse(xml_file)
    except ElementTree.ParseError as err:
        aidegen_metrics.send_exception_metrics(
            constant.XML_PARSING_FAILURE, err,
            common_util.read_file_content(xml_file),
            constant.INVALID_XML.format(XML_FILE=xml_file))