Cargo Features

nauty-pet has no features set by default.

[dependencies]
nauty-pet = { version = "0.12.1", features = ["serde-1", "serde", "stable"] }
serde-1 serde?

Enables serde, serde-1 of petgraph

serde serde-1? = serde-1
stable = indexmap

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

indexmap stable?