Cargo Features

bed-reader has no features set by default.

[dependencies]
bed-reader = { version = "1.0.2", features = ["extension-module"] }

https://github.com/PyO3/pyo3/discussions/2271 https://pyo3.rs/latest/faq.html#i-cant-run-cargo-test-or-i-cant-build-in-a-cargo-workspace-im-having-linker-issues-like-symbol-not-found-or-undefined-reference-to-_pyexc_systemerror

extension-module

Enables pyo3 ^0.20.0 and tokio

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.

pyo3 extension-module?

Enables pyo3 ^0.20.0

tokio extension-module?