#!/usr/bin/env python
import os
import sys

sys.path.insert(0, os.path.abspath(os.path.pardir))

if __name__ == "__main__":
    from django.core.management import execute_from_command_line

    execute_from_command_line(sys.argv)

#!/usr/bin/env python
import os
import sys

sys.path.insert(0, os.path.abspath(os.path.pardir))

if __name__ == "__main__":
    from django.core.management import execute_from_command_line

    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'bs3demo.settings')
    execute_from_command_line(sys.argv)

Use env variable for settings.py
Use env variable for settings.py
