$ for i in perl python python2 sh dash ksh csh ; do $i which_interpreter ; done
perl 5.30.1
python 3.8.0 (default, Oct 23 2019, 18:51:26)
[GCC 9.2.0]
python 2.7.17 (default, Oct 22 2019, 09:14:09)
[GCC 9.2.0]
bash 5.0.11(1)-release
POSIX shell
ksh93 Version A 2020.0.0
tcsh 6.21.00 (Astron) 2019-05-08 (x86_64-unknown-linux) options wide,nls,dl,al,kan,sm,rh,color,filec