def load_data():
    """Loads the data files needed for the module.

    Could be used by processes that care about controlling when the data is
    loaded. Otherwise, data will be loaded the first time it's needed.
    """
    global _data_is_loaded

    if not _data_is_loaded:
        _load_property_value_aliases_txt()
        _load_unicode_data_txt()
        _load_scripts_txt()
        _load_script_extensions_txt()
        _load_blocks_txt()
        _load_derived_age_txt()
        _load_derived_core_properties_txt()
        _load_bidi_mirroring_txt()
        _load_indic_data()
        _load_emoji_data()
        _load_emoji_sequence_data()
        _load_unicode_emoji_variants()
        _load_variant_data()
        _load_proposed_emoji_data()
        _load_nameslist_data()
        _load_namealiases_data()

        _data_is_loaded = True