Django regexvalidator example

Using regex validators in django models

from django.core.validators import RegexValidator
from django.db import models
PHONE_NUMBER_REGEX = RegexValidator(r'^[+]*[(]{0,1}[0-9]{1,4}[)]{0,1}[-\s\./0-9]*$', 'only valid email is required')
class SomeClass(models.Model):
  phone =  models.CharField(max_length=14, validators=[PHONE_REGEX])

Django regexvalidator example

# for outside model uses
from django.core.validators import RegexValidator

validate_alphanumeric = RegexValidator(r'^[a-zA-Z0-9]*$', 'Only alphanumeric characters are allowed.')
validate_alphanumeric("foo") # ok, nothing happens
validate_alphanumeric("++") # raises a ValidationError

ValidationError: [u'Only alphanumeric characters are allowed.']

Source: stackoverflow.com

Similar codes

55 votes106 views6 answers
Train test split
Python
0 vote144 views1 answer
Difference between __gte and __lte in Django
Python Django
6 votes92 views3 answers
Pandas drop row by condition
Python
10 votes108 views3 answers
Execute linux command in python
Python
2 votes105 views2 answers
Python repr vs str
Python
8 votes101 views3 answers
Python multiply list
Python
2 votes133 views3 answers
Change python version of a conda environment
Python
0 vote94 views1 answer
How to do downsampling in python
Python
57 votes111 views6 answers
Print 2 decimal places python
Python
0 vote98 views1 answer
Python clean all .pyc
Python