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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 get_child_modules(path):
 """Return the suffixes of submodules directly neated beneath of the package directory at `path`. :param str path: Path to the module's source code on disk, or some PEP-302-recognized equivalent. Usually this is the module's ``__file__`` attribute, but is specified explicitly to avoid loading the module. :return: List of submodule name suffixes. """

    it = pkgutil.iter_modules([os.path.dirname(path)])
    return [to_text(name) for _, name, _ in it]