Embed a plotly figure as an iframe into a IPython Notebook
embed_notebook(x, width = NULL, height = NULL,
file = paste0("plotlyJupyterHTML/", digest::digest(Sys.time()), ".html"))a plotly object
attribute of the iframe. If NULL, the width in
plot_ly is used. If that is also NULL, '100%' is the default.
attribute of the iframe. If NULL, the height in
plot_ly is used. If that is also NULL, '400px' is the default.
a filename for saving the standalone HTML (only used if x is a non-figure object)