Get the current visualization settings.
Returns all settings as a list, or a single setting by name.
Usage
viz.get(option = NULL)
Value
A named list of all visualization settings, or a single setting value.
Arguments
option
[character, optional] Name of a specific option to retrieve.
One of: "theme", "export_graphics", "export_path", "graph_scale".
If NULL (default), returns all options as a named list.