Function xgboost_sys::XGDMatrixCreateFromDT

pub unsafe extern "C" fn XGDMatrixCreateFromDT(
    data: *mut *mut c_void,
    feature_stypes: *mut *const c_char,
    nrow: bst_ulong,
    ncol: bst_ulong,
    out: *mut DMatrixHandle,
    nthread: c_int
) -> c_int

\brief create matrix content from python data table \param data pointer to pointer to column data \param feature_stypes pointer to strings \param nrow number of rows \param ncol number columns \param out created dmatrix \param nthread number of threads (up to maximum cores available, if <=0 use all cores) \return 0 when success, -1 when failure happens