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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 do_load(self, design, init=False):
 # type: (str, bool) -> None """Load a design name, running the child LoadHooks. Args: design: Name of the design json file, without extension init: Passed to the LoadHook to tell the children if this is being run at Init or not """

        if design:
            filename = self._validated_config_filename(design)
            with open(filename, "r") as f:
                text = f.read()
            structure = json_decode(text)
        else:
            structure = {}
        # Attributes and Children used to be merged, support this
        attributes = structure.get("attributes", structure)
        children = structure.get("children", structure)
        # Set the layout table
        name, mri, x, y, visible = [], [], [], [], []
        for part_name, d in attributes.get("layout", {}).items():
            name.append(part_name)
            mri.append("")
            x.append(d["x"])
            y.append(d["y"])
            visible.append(d["visible"])
        self.set_layout(LayoutTable(name, mri, x, y, visible))
        # Set the exports table
        source, export = [], []
        for source_name, export_name in attributes.get("exports", {}).items():
            source.append(source_name)
            export.append(export_name)
        self.exports.set_value(ExportTable(source, export))
        # Set other attributes
        our_values = {k: v for k, v in attributes.items()
                      if k in self.our_config_attributes}
        block = self.block_view()
        block.put_attribute_values(our_values)
        # Run the load hook to get parts to load their own structure
        self.run_hooks(
            LoadHook(p, c, children.get(p.name, {}), init)
            for p, c in self.create_part_contexts(only_visible=False).items())
        self._mark_clean(design, init)