Crash in np.random.shuffle
Issue #60
new
This program uses np.random.shuffle on a multidimensional array and it crashes. It seems like in order to get the crash the main axis must have at least 2 elements and the array must be multidimensional.
#!/usr/bin/env python
# Python 2.7.13 (1aa2d8e03cdfab54b7121e93fda7e98ea88a30bf, Apr 04 2017, 12:21:42)
# [PyPy 5.7.1 with GCC 6.3.0] on linux2
# pypy -m pip install git+https://bitbucket.org/pypy/numpy.git
import numpy as np
colors = np.zeros((2,1))
np.random.shuffle(colors)
print colors
Traceback (most recent call last):
File "repro.py", line 8, in <module>
np.random.shuffle(colors)
File "/home/miles/.pyenv/versions/pypy-5.7.1/site-packages/numpy/random/mtrand.py", line 3927, in shuffle
buf[...] = x[j]
TypeError: 'long' object is not iterable
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For anyone looking for a workaround in the meantime, this works