Function check_call

python/dgl/_ffi/base.py:58–70

Check the return value of C API call This function will raise exception when error occurs. Wrap every API call with this function Parameters ---------- ret : int return value from API calls

(ret)

# helper function in ctypes.
# ----------------------------
def check_call(ret):
    """Check the return value of C API call

    This function will raise exception when error occurs.
    Wrap every API call with this function

    Parameters
    ----------
    ret : int
        return value from API calls
    """
    if ret != 0:
        raise DGLError(py_str(_LIB.DGLGetLastError()))


def c_str(string):