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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 ufo2glyphs(options):
 """Convert one designspace file or one or more UFOs to a Glyphs.app source file."""

    import fontTools.designspaceLib
    import defcon

    sources = options.designspace_file_or_UFOs
    designspace_file = None
    if (
        len(sources) == 1
        and sources[0].endswith(".designspace")
        and os.path.isfile(sources[0])
    ):
        designspace_file = sources[0]
        designspace = fontTools.designspaceLib.DesignSpaceDocument()
        designspace.read(designspace_file)
        object_to_read = designspace
    elif all(source.endswith(".ufo") and os.path.isdir(source) for source in sources):
        ufos = [defcon.Font(source) for source in sources]
        ufos.sort(
            key=lambda ufo: [  # Order the masters by weight and width
                ufo.info.openTypeOS2WeightClass or 400,
                ufo.info.openTypeOS2WidthClass or 5,
            ]
        )
        object_to_read = ufos
    else:
        print(
            "Please specify just one designspace file *or* one or more "
            "UFOs. They must end in '.designspace' or '.ufo', respectively.",
            file=sys.stderr,
        )
        return 1

    font = glyphsLib.to_glyphs(
        object_to_read, minimize_ufo_diffs=options.no_preserve_glyphsapp_metadata
    )

    # Make the Glyphs file more suitable for roundtrip:
    font.customParameters["Disable Last Change"] = options.enable_last_change
    font.disablesAutomaticAlignment = options.enable_automatic_alignment

    if options.output_path:
        font.save(options.output_path)
    else:
        if designspace_file:
            filename_to_write = os.path.splitext(designspace_file)[0] + ".glyphs"
        else:
            filename_to_write = os.path.join(
                os.path.dirname(sources[0]),
                font.familyName.replace(" ", "") + ".glyphs",
            )
        font.save(filename_to_write)