Function tracemalloc_message

src/_pytest/tracemalloc.py:4–24

(source: object)

def tracemalloc_message(source: object) -> str:
    if source is None:
        return class="st">""

    try:
        import tracemalloc
    except ImportError:
        return class="st">""

    tb = tracemalloc.get_object_traceback(source)
    if tb is not None:
        formatted_tb = class="st">"\n".join(tb.format())
        class="cm"># Use a leading new line to better separate the (large) output
        class="cm"># from the traceback to the previous warning text.
        return fclass="st">"\nObject allocated at:\n{formatted_tb}"
    class="cm"># No need for a leading new line.
    url = class="st">"https://docs.pytest.org/en/stable/how-to/capture-warnings.htmlclass="cm">#resource-warnings"
    return (
        class="st">"Enable tracemalloc to get traceback where the object was allocated.\n"
        fclass="st">"See {url} for more info."
    )