[illuminati demo]$ cat test.py
#!/usr/bin/python2.7

import sys

print(sys.argv[0])
[illuminati demo]$ ./test.py
./test.py
[illuminati demo]$ ln -s test.py gunicorn
[illuminati demo]$ ./gunicorn 
./gunicorn
[illuminati demo]$ ln -s test.py airflow
[illuminati demo]$ ./airflow
./airflow