save_array
- arrayfire_wrapper.lib.save_array(key: str, arr: AFArray, filename: str, to_append: bool, /) int
source: https://arrayfire.org/docs/group__stream__func__save.htm#ga3cb2f467e3f00b619cb2b4c727f1200b
source: https://arrayfire.org/docs/group__stream__func__save.htm#ga3cb2f467e3f00b619cb2b4c727f1200b