Convert an arbitrary ACSet to DOT format
Examples
g <- path_graph(3)
cat(generic_to_dot(g))
#> digraph G {
#> rankdir=LR;
#> V_1 [label="V:1" shape=box];
#> V_2 [label="V:2" shape=box];
#> V_3 [label="V:3" shape=box];
#> E_1 [label="E:1" shape=box];
#> E_2 [label="E:2" shape=box];
#> E_1 -> V_1 [label="src"];
#> E_2 -> V_2 [label="src"];
#> E_1 -> V_2 [label="tgt"];
#> E_2 -> V_3 [label="tgt"];
#> }