numpy/numpy — pull request #3102 by seberg (2013-03-01 17:31:38+00:00)
Title: BUG: initialize op_axes when only itershape is given

In this case, the initialization used the number of dimensions instead
of setting it to NULL for each operand, leading to possible segmentation
faults.

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Small bug and very simple fix, I stumbled over when looking at nditer.