Finding First Child Element by Tag Name Using lxml XPath

This function is used to find the first child element with a specified tag name within a given XML element. It uses the xpath method from the lxml library for the search.

Technology Stack : lxml

Code Type : Function

Code Difficulty : Intermediate

                
                    
def find_element_by_tag_name(element, tag_name):
    """
    Find an element within the given element by tag name using lxml library.

    Args:
        element (lxml.etree._Element): The parent element to search within.
        tag_name (str): The tag name of the element to find.

    Returns:
        lxml.etree._Element: The first element found with the given tag name, or None if not found.
    """
    for elem in element.xpath(".//{}".format(tag_name)):
        return elem
    return None