Cargo Features

wolfram_wxf has no features set by default.

wolfram_wxf = { version = "0.6.6", features = ["json", "yaml", "pickle", "numpy", "toml"] }
json = json5, serde_json
yaml = yaml-rust
pickle = serde-pickle
numpy = npy

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features.

serde_json json?

With default (std)

json5 json?
yaml-rust yaml?
toml implicit feature

Enables default features of toml ^0.7.3

serde-pickle pickle?
npy numpy?