polars::prelude::_internal

Function ensure_matching_dtypes_if_found

Source 
pub fn ensure_matching_dtypes_if_found(
    schema: &Schema<Field>,
    current_schema: &Schema<Field>,
) -> Result<(), PolarsError>
Available on crate feature polars-io only.
Expand description

Utility to ensure the dtype of the column in current_schema matches the dtype in schema if that column exists in schema.