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aaronlelevier/length_validator.py

Created July 22, 2014 16:56
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zip code length custom django validator
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length_validator.py
from django.db import models
from django.core.exceptions import ValidationError
def validate_length(value):
if len(value) != 5:
raise ValidationError('%s is not five digits.' % value)
class MyModel(models.Model):
five_digit_field = models.IntegerField(validators=[validate_length])
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