polars_core/export.rs
#[cfg(feature = "temporal")]
pub use chrono;
pub use polars_compute::cast;
#[cfg(any(feature = "strings", feature = "temporal"))]
pub use regex;
#[cfg(feature = "serde")]
pub use serde;
pub use {arrow, num_traits as num, once_cell, rayon};
pub use crate::hashing::_boost_hash_combine;