Currently, the keyword options is for begin{tikzpiture}[options...]. It should be useful to allow set options for \graph [options]. For example, we can set the common styles for nodes and edges here. This is also they how TikzGraphs set the options for layout.
Currently, the keyword options is for begin{tikzpiture}[options...]. It should be useful to allow set options for \graph [options]. For example, we can set the common styles for nodes and edges here. This is also they how TikzGraphs set the options for layout.