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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 _nose_tools_trivial_transform():
 """Custom transform for the nose.tools module."""

    stub = _BUILDER.string_build("""__all__ = []""")
    all_entries = ["ok_", "eq_"]

    for pep8_name, method in _nose_tools_functions():
        all_entries.append(pep8_name)
        stub[pep8_name] = method

    # Update the __all__ variable, since nose.tools
    # does this manually with .append.
    all_assign = stub["__all__"].parent
    all_object = astroid.List(all_entries)
    all_object.parent = all_assign
    all_assign.value = all_object
    return stub