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14 lines
445 B
14 lines
445 B
from django.forms import CharField |
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from django.core.exceptions import ValidationError |
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from django.utils.translation import ugettext_lazy as _ |
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from django.core.validators import EMPTY_VALUES |
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class DigitField(CharField): |
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def clean(self, value): |
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super(DigitField, self).clean(value) |
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if value not in EMPTY_VALUES and not value.isdigit(): |
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raise ValidationError(_('Please enter only digits.')) |
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return value
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