Function LGBM_DatasetCreateFromFile 

pub unsafe extern "C" fn LGBM_DatasetCreateFromFile(
    filename: *const c_char,
    parameters: *const c_char,
    reference: DatasetHandle,
    out: *mut DatasetHandle,
) -> c_int

Load dataset from file (like LightGBM CLI version does).

Arguments

• filename - The name of the file
• parameters - Additional parameters
• reference - Used to align bin mapper with other dataset, nullptr means isn’t used
• out (direction out) - A loaded dataset

Returns

0 when succeed, -1 when failure happens