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Showing content from https://github.com/apache/mxnet/issues/18936 below:

Floating point exception in mxnet.ndarray.op.random_pdf_dirichlet · Issue #18936 · apache/mxnet · GitHub

(A clear and concise description of what the bug is.)
mxnet.ndarray.op.random_pdf_dirichlet has floating point exception when given sample's shape has 0. Please see the provided code as example.

(Paste the complete error message. Please also include stack trace by setting environment variable DMLC_LOG_STACK_TRACE_DEPTH=10 before running your script.)

Floating point exception (core dumped)

(If you developed your own code, please provide a short script that reproduces the error. For existing examples, please provide link.)

import mxnet
import numpy as np
sample = mxnet.nd.array(np.random.rand(4,0))
alpha = mxnet.nd.array(np.random.rand(1))
mxnet.ndarray.op.random_pdf_dirichlet(sample=sample, alpha=alpha)

(Paste the commands you ran that produced the error.)

1. run the provided code in python interpreter or as a script

We recommend using our script for collecting the diagnositc information. Run the following command and paste the outputs below:

curl --retry 10 -s https://raw.githubusercontent.com/dmlc/gluon-nlp/master/tools/diagnose.py | python

# paste outputs here

Got 404 when trying to get the script.

Some environment information:

• OS: ubuntu 18.04
• Python: 3.7.6
• pip: 20.0.2
• numpy: 1.18.5
• mxnet: 1.6.0

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