hi, Can you show the commands you used to install pyarrow? Please also show the output of
conda list It looks like you have conflicting library versions installed (for example pyarrow or arrow-cpp from conda combined with pyarrow from PyPI) - Wes On Thu, Jan 9, 2020 at 7:59 AM xxwang <[email protected]> wrote: > > Dear all, > I removed my previous anaconda by rm ~/anaconda. Then I reinstalled the > anaconda3 and packages (Pyarrow included). But I still got the errors: > anaconda3/lib/python3.7/site-packages/pyarrow/lib.cpython-37m-x86_64-linux-gnu.so: > undefined symbol: _ZNK5arrow6Status8ToStringB5cxx11Ev > > > Thanks in advance ! > > Best regards > > Xiaoni > > Le 7 janv. 2020 à 16:04, Uwe L. Korn <[email protected]> a écrit : > > Hello Xiaoni, > > it seems that you have a conda environment and also installed pyarrow with > conda before. Mixing pip and conda installs of pyarrow is not going to work. > Please recreate your conda environment and install pyarrow from conda forge > using "conda config --add channels conda-forge && conda install pyarrow". > > Cheers > Uwe > > On Tue, Jan 7, 2020, at 3:15 PM, xxwang wrote: > > Dear all, > I tried to installed Pyarrow (within python 3.7), by using pip install > pyarrow. The installation seems OK. But when I do « import pyarrow», then > there is an error as below. I do not understand why ….. If you could give > some help, I will greatly appreciate ! > > Best regards > Xiaoni > > .conda/envs/python3/lib/python3.7/site-packages/pyarrow/lib.cpython-37m-x86_64-linux-gnu.so: > undefined symbol: _ZNK5arrow6Status8ToStringB5cxx11Ev > >
