Python memoryview_get_extents_info示例

示例#1

文件： driver.py 项目： PierreBizouard/numba

def memory_size_from_info(shape, strides, itemsize):
    """et the byte size of a contiguous memory buffer given the shape, strides
    and itemsize.
    """
    assert len(shape) == len(strides), "# dim mismatch"
    ndim = len(shape)
    s, e = mviewbuf.memoryview_get_extents_info(shape, strides, ndim, itemsize)
    return e - s

示例#2

def memory_size_from_info(shape, strides, itemsize):
    """et the byte size of a contiguous memory buffer given the shape, strides
    and itemsize.
    """
    assert len(shape) == len(strides), "# dim mismatch"
    ndim = len(shape)
    s, e = mviewbuf.memoryview_get_extents_info(shape, strides, ndim, itemsize)
    return e - s