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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 setup(self, layers, plot):
 """ Create a layout for the panels The layout is a dataframe that stores all the structual information about the panels that will make up the plot. The actual layout depends on the type of facet. This method ensures that each layer has a copy of the data it needs in `layer.data`. That data is also has column `PANEL` that indicates the panel onto which each data row/item will be plotted. """

        data = [l.data for l in layers]

        # setup facets
        self.facet = plot.facet
        self.facet.setup_params(data)
        data = self.facet.setup_data(data)

        # setup coords
        self.coord = plot.coordinates
        self.coord.setup_params(data)
        data = self.coord.setup_data(data)

        # Generate panel layout
        data = self.facet.setup_data(data)
        self.layout = self.facet.compute_layout(data)
        self.layout = self.coord.setup_layout(self.layout)
        self.check_layout()

        # Map the data to the panels
        for layer, ldata in zip(layers, data):
            layer.data = self.facet.map(ldata, self.layout)