try to correct appdi install probel (cf https://github.com/ActiveState/appdirs/issues/89)
#!/usr/bin/env python
import os
import sys
if __name__ == "__main__":
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "iconolab.settings.dev")
from django.core.management import execute_from_command_line
execute_from_command_line(sys.argv)