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#
# Copyright (C) 2018 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.
#
import logging
from xml.etree import ElementTree
def GetAttributes(xml_file, tag, attrs):
"""Parses attributes in the given tag from xml file.
Args:
xml_file: The xml file object.
tag: a string, tag to parse from tag xml_file.
attrs: a list of attributes to look up inside the tag.
Returns:
A dict containing values of the attributes in tag from the xml file.
"""
result = {}
for _, elem in ElementTree.iterparse(xml_file, ("start", )):
if elem.tag == tag:
for attr in attrs:
if attr in elem.attrib:
result[attr] = elem.attrib[attr]
else:
logging.warning(
"Cannot find an attribute {} in <{}>".format(
attr, tag))
return result
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