Function commissions_from_indexmap 

pub fn commissions_from_indexmap<'py>(
    py: Python<'py>,
    commissions: &IndexMap<Currency, Money>,
) -> PyResult<Bound<'py, PyAny>>

Converts an IndexMap<Currency, Money> into a Python list of strings, or None if empty.

Errors

Returns a PyErr if Python list creation or conversion fails.