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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 load_from_package():
    '''
    Try to load category ranges from module.

    :returns: category ranges dict or None
    :rtype: None or dict of RangeGroup
    '''
    try:
        import pkg_resources
        f = pkg_resources.resource_stream(
            meta.__app__,
            'cache/unicategories.cache'
            )
        dversion, mversion, data = pickle.load(f)
        if dversion == data_version and mversion == module_version:
            return data
        warnings.warn(
            'Unicode unicategories database is outdated. '
            'Please reinstall unicategories module to regenerate it.'
            if dversion < data_version else
            'Incompatible unicategories database. '
            'Please reinstall unicategories module to regenerate it.'
            )
    except (ValueError, EOFError):
        warnings.warn(
            'Incompatible unicategories database. '
            'Please reinstall unicategories module to regenerate it.'
            )
    except (ImportError, FileNotFoundError):
        pass