<filename>base/managers.py
"""
Managers for your models. While row level functionalities  go into 
models, managers  is used for table level functionalities
"""

<filename>base/managers.py
"""
Managers for your models. While row level functionalities  go into 
models, managers  is used for table level functionalities
"""

Managers for your models. While row level functionalities  go into  models, managers  is used for table level functionalities