always specify max_length for a Charfield

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Metadata

ID: python-django/model-charfield-max-length

Language: Python

Severity: Warning

Category: Best Practices

Description

On a Charfield, define the attribute max_length to specify the maximum size of a field.

Non-Compliant Code Examples

class Person(models.Model):
    first_name = models.CharField()  # define max_length
    last_name = models.CharField()  # define max_length

Compliant Code Examples

class Person(models.Model):
    first_name = models.CharField(max_length=20)
    last_name = models.CharField(max_length=40)
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