Cargo Features

[dependencies]
pyo3-async = { version = "0.3.2", default-features = false, features = ["macros", "allow-threads"] }
default = allow-threads, macros

These default features are set whenever pyo3-async is added without default-features = false somewhere in the dependency tree.

macros default

Enables pyo3-async-macros

allow-threads default

Enables pin-project

pyo3-async has 3 features without comments.