Traceback Generation

traceback_gen.py

# Generate tracebacks from arbitrary information
import types, sys

def create_traceback(stack, _code=compile("__temp__()", "", "exec").co_code):
    """ Create a traceback from given information, or None if provided stack is empty. """
    func = None
    for frame in stack:
        func = types.FunctionType(
            types.CodeType(
                0, 0, 0, 0, 1, 64, _code, (None,), ("__temp__",), (),
                frame[0], frame[2], frame[1], b"", (), ()),
            dict(frame[3], __temp__=func), frame[2])
    try:
        func()
    except TypeError:
        return sys.exc_info()[2].tb_next

if __name__ == "__main__":
    raise RuntimeError("Here").with_traceback(create_traceback((
        ("/some/file1.py", 123, "abc", {}),
        ("/some/file2.py", 456, "def", {}),
    )))