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[英]How do I search for a Tag in xml file using ElementTree where i have a certain “Parent”tag with a specific value? (python)
[英]I am trying to find all the element that have the tag "typedef" in certain xml files using python library elementtree but it gives me an empty array
这是我的代码:
for file in os.listdir('YinFiles'):
file = os.path.join('YinFiles',file)
tree = ET.parse(file)
all_typedef_elements = tree.findall('.//typedef')
print(all_typedef_elements)
但它给了我一个空数组
问题可能是您在最后(在for
循环之后)仅打印一次all_typedef_elements
。 如果你只需要打印所有列表,你可以这样:
for file in os.listdir('YinFiles'):
file = os.path.join('YinFiles',file)
tree = ET.parse(file)
all_typedef_elements = tree.findall('.//typedef')
print(all_typedef_elements) # this line is indented now
但是,如果您最后需要将所有结果放在一个列表中,您可以这样做:
all_typedef_elements = []
for file in os.listdir('YinFiles'):
file = os.path.join('YinFiles',file)
tree = ET.parse(file)
file_typedef_elements = tree.findall('.//typedef')
all_typedef_elements += file_typedef_elements
print(all_typedef_elements)
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