def get_culprit()

in elasticapm/utils/stacks.py [0:0]

• 18 lines of code
• 17 McCabe index (conditional complexity)

def get_culprit(frames, include_paths=None, exclude_paths=None):
    # We iterate through each frame looking for a deterministic culprit
    # When one is found, we mark it as last "best guess" (best_guess) and then
    # check it against ``exclude_paths``. If it isnt listed, then we
    # use this option. If nothing is found, we use the "best guess".
    if include_paths is None:
        include_paths = []
    if exclude_paths is None:
        exclude_paths = []
    best_guess = None
    culprit = None
    for frame in frames:
        try:
            culprit = ".".join((f or "<unknown>" for f in [frame.get("module"), frame.get("function")]))
        except KeyError:
            continue
        if any((culprit.startswith(k) for k in include_paths)):
            if not (best_guess and any((culprit.startswith(k) for k in exclude_paths))):
                best_guess = culprit
        elif best_guess:
            break

    # Return either the best guess or the last frames call
    return best_guess or culprit