wget https://download.oracle.com/otn_software/linux/instantclient/19600/instantclient-basic-linux.x64-19.6.0.0.0dbru.zip
sudo apt install unzip
unzip instantclient-basic-linux.x64-19.6.0.0.0dbru.zip
sudo apt-get install libaio1 libaio-dev
conda install cx_Oracle
export LD_LIBRARY_PATH=/home/ubuntu/instantclient_19_6:$LD_LIBRARY_PATH