How to add new column in django

#add new column to django db

from django.db.models import CharField
from django.db.models.signals import class_prepared

def add_field(sender, **kwargs):
    """
    class_prepared signal handler that checks for the model named
    MyModel as the sender, and adds a CharField
    to it.
    """
    if sender.__name__ == "MyModel":
        field = CharField("New field", max_length=100)
        field.contribute_to_class(sender, "new_field")

class_prepared.connect(add_field)

Source: stackoverflow.com

Similar codes

0 vote303 views1 answer
Python request add header
Python
5 votes313 views2 answers
Run python script from bash script
Python
-1 vote295 views1 answer
Pytube3
Python
3 votes313 views1 answer
How do you print a integer in python
Python
0 vote318 views1 answer
Extract bounding boxes OpenCV
Python
0 vote338 views1 answer
Range function in python use cases
Python
1 vote338 views4 answers
Python 2.7 venv
Python
1 vote301 views1 answer
Filter with different operator in django
Python
8 votes313 views2 answers
Linear search in python
Python
26 votes336 views5 answers
How to square root in python
Python