marcoabreu commented on a change in pull request #16570: [WIP]Showing proper
error message when an attempt is made to create large tensor but MXNet is not
built with it
URL: https://github.com/apache/incubator-mxnet/pull/16570#discussion_r338847418
##########
File path: python/mxnet/ndarray/ndarray.py
##########
@@ -155,6 +155,13 @@ def _new_alloc_handle(shape, ctx, delay_alloc,
dtype=mx_real_t):
ctypes.c_int(int(_DTYPE_NP_TO_MX[np.dtype(dtype).type])),
ctypes.byref(hdl)))
else:
+ size = 1
+ for idx in shape:
+ size = size * idx
+ if size > 2**31:
+ raise Exception("[_new_alloc_handle] Size of tensor you are trying
to allocate is " +
Review comment:
Makes sense, thanks for elaborating. Would you mind adding a comment?
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