polars_utils::aliases

Trait InitHashMaps

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pub trait InitHashMaps {
    type HashMap;

    // Required methods
    fn new() -> Self::HashMap;
    fn with_capacity(capacity: usize) -> Self::HashMap;
}

Required Associated Types§

Required Methods§

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fn new() -> Self::HashMap

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fn with_capacity(capacity: usize) -> Self::HashMap

Dyn Compatibility§

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors§

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impl<K> InitHashMaps for PlHashSet<K>

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type HashMap = HashSet<K, RandomState>

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impl<K> InitHashMaps for PlIndexSet<K>

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type HashMap = IndexSet<K, RandomState>

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impl<K, V> InitHashMaps for PlHashMap<K, V>

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type HashMap = HashMap<K, V, RandomState>

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impl<K, V> InitHashMaps for PlIndexMap<K, V>

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type HashMap = IndexMap<K, V, RandomState>