Hi, all:
I cloned the latest version of incubator-datasketches-cpp, and built it
on Python3.9 and Pip3.9. When I executed the tox test suite about its
python binding, I encountered the error attached at the end.
```
cd ~/github/incubator-datasketches-cpp
git submodule update --init --recursive
sudo python3.9 setup.py build # install binding for python 3.9
sudo rm -r .tox # remove old tox stuffs
# python Unit tests
sudo tox
```
I also tried Python3.8 and Pip3.8. The following error still exits.
Thanks if anyone can instruct how to fix the problem.
Qingjun Xiao
____________________________________ ERROR collecting
python/tests/vo_test.py _____________________________________
ImportError while importing test module
'/home/seu/github/incubator-datasketches-cpp/python/tests/vo_test.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/local/lib/python3.9/importlib/__init__.py:127: in import_module
return _bootstrap._gcd_import(name[level:], package, level)
vo_test.py:19: in <module>
from datasketches import var_opt_sketch, var_opt_union
E ImportError:
/home/seu/github/incubator-datasketches-cpp/.tox/py3/lib/python3.9/site-packages/datasketches.cpython-39-x86_64-linux-gnu.so:
undefined symbol:
_ZN12datasketches25update_theta_sketch_allocISaIvEE7builder12DEFAULT_LG_KE
============================================= short test summary info
=============================================
ERROR cpc_test.py
ERROR fi_test.py
ERROR hll_test.py
ERROR kll_test.py
ERROR theta_test.py
ERROR vector_of_kll_test.py
ERROR vo_test.py
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Interrupted: 7 errors during
collection !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
================================================ 7 errors in 0.09s
================================================
ERROR: InvocationError for command
/home/seu/github/incubator-datasketches-cpp/.tox/py3/bin/pytest (exited
with code 2)
_____________________________________________________ summary
_____________________________________________________
ERROR: py3: commands failed
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