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prepare_chart_data

datui_lib::chart_data

Function prepare_chart_data 

Source 
pub fn prepare_chart_data(
    lf: &LazyFrame,
    schema: &Schema,
    x_column: &str,
    y_columns: &[String],
    row_limit: usize,
) -> Result<ChartDataResult>
Expand description

Prepares chart data from the current LazyFrame. Returns series data and x-axis kind. X is cast to f64 (temporal types as ordinal). Drops nulls and limits to row_limit rows.