Function parse_datetime

crates/openquant/src/microstructural_features.rs:503–508

(s: &str)

        return Err(MicrostructuralError::NanInArray);
    }
    let table = ascii_table();
    let alphabet = &table[..num_letters];
    let mut sorted = array.to_vec();
    sorted.sort_by(f64::total_cmp);
    let mut out: Vec<(f64, char)> = Vec::new();
    for (q, letter) in linspace(0.01, 1.0, alphabet.len()).iter().zip(alphabet.iter()) {
        let idx = ((*q) * (sorted.len() as f64 - 1.0)).round() as usize;
        out.push((sorted[idx], *letter));
    }