INNER CODE UNIT · Python

compare_elements

usnistgov/OSCAL · src/specifications/profile-resolution/spec-tester.py:162

def compare_elements(e1: Optional[ET.ElementTree], e2: Optional[ET.ElementTree], path=".",
                     e1Name="left", e2Name="right") -> Tuple[bool, List[str]]:
    """
    Compare two element trees returning if they are the same, and a list of changes in the form of
    XPath-like selections.

    Warning: This comparison function will likely fail on mixed content (e.g. markup) and in cases
    where the order of child elements is different.

    Note: comments added to some difference paths using XPath 2.0 (: comment syntax :)
    """

    differences: List[str] = []

    if e1 is None:
        differences.append(
            f"{path}/ (: tag mismatch: {e1Name}=None {e2Name}='{e2.tag}' :)")
    elif e2 is None:

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