unexpected keyword argument 'ssl_version'

@drgenious How you upgraded impala? 

You can check "strace -s 2000 impala-shell -i hostname -k --ca-cert.pem -q "show databases > impala_log to verify if is referring correct impala version.

Thanks!

@drgenious This is an OS-level issue that will need to be addressed at the OS level by the system admin. The bottom line here is that thrift-0.9.2 needs to be uninstalled

There are various things that could be happening:
1) Multiple python versions.
2) Multiple pip versions.
3) Broken installation.

Solution: 1
- You can try to create the Python virtual environment to connect to impala-shell
virtualenv venv -p python2
cd venv
source bin/activate
(venv) impala-shell

Solution : 2
(i) Remove easy-install.pth files available in,
/usr/lib/python2.6/site-packages/
/usr/lib64/python2.6/site-packages/

(ii) Try running impala-shell

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