def _ensure_loader_prepared(hass):
    if not loader.PREPARED:
        loader.prepare(hass)
Matrix-matrix product for general matrix.
dataset/ETHPy150Open home-assistant/home-assistant/homeassistant/bootstrap.py/_ensure_loader_prepared--crossover with--dataset/ETHPy150Open lebedov/scikit-cuda/skcuda/pcula.py/pculaCgemm