1# Licensed to the Apache Software Foundation (ASF) under one or more 2# contributor license agreements. See the NOTICE file distributed with 3# this work for additional information regarding copyright ownership. 4# The ASF licenses this file to You under the Apache License, Version 2.0 5# (the "License"); you may not use this file except in compliance with 6# the License. You may obtain a copy of the License at 7# 8# http://www.apache.org/licenses/LICENSE-2.0 9# 10# Unless required by applicable law or agreed to in writing, software 11# distributed under the License is distributed on an "AS IS" BASIS, 12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13# See the License for the specific language governing permissions and 14# limitations under the License. 15 16__all__ = [ 17 'fixxpath', 18 'findtext', 19 'findattr', 20 'findall' 21] 22 23 24def fixxpath(xpath, namespace=None): 25 # ElementTree wants namespaces in its xpaths, so here we add them. 26 if not namespace: 27 return xpath 28 return '/'.join(['{%s}%s' % (namespace, e) for e in xpath.split('/')]) 29 30 31def findtext(element, xpath, namespace=None, no_text_value=''): 32 """ 33 :param no_text_value: Value to return if the provided element has no text 34 value. 35 :type no_text_value: ``object`` 36 """ 37 value = element.findtext(fixxpath(xpath=xpath, namespace=namespace)) 38 39 if value == '': 40 return no_text_value 41 return value 42 43 44def findattr(element, xpath, namespace=None): 45 return element.findtext(fixxpath(xpath=xpath, namespace=namespace)) 46 47 48def findall(element, xpath, namespace=None): 49 return element.findall(fixxpath(xpath=xpath, namespace=namespace)) 50