functor (G : Graph.Graphviz.GraphWithDotAttrs) ->
sig
exception DotError of string
val layout_of_xdot :
xdot_file:string -> G.t -> (G.vertex, G.edge, string) XDot.graph_layout
val layout_of_dot :
?cmd:string ->
dot_file:string -> G.t -> (G.vertex, G.edge, string) XDot.graph_layout
end