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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _number_of_line(member_tuple):
 """Try to return the number of the first line of the definition of a member of a module."""

    member = member_tuple[1]
    try:
        return member.__code__.co_firstlineno
    except AttributeError:
        pass
    try:
        return inspect.findsource(member)[1]
    except BaseException:
        pass
    for value in vars(member).values():
        try:
            return value.__code__.co_firstlineno
        except AttributeError:
            pass
    return 0