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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_display_types():
 """ Get ordered dict containing available display types from available luma sub-projects. :rtype: collections.OrderedDict """

    display_types = OrderedDict()
    for namespace in get_supported_libraries():
        display_types[namespace] = get_choices('luma.{0}.device'.format(
            namespace))

    return display_types