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Models

hypha.images.models

CustomImage

Bases: AbstractImage

Custom image class to replace wagtailimages.Image, providing various additional data fields

drupal_id class-attribute instance-attribute 

drupal_id = IntegerField(null=True, blank=True, editable=False)

alt class-attribute instance-attribute 

alt = CharField(max_length=255, blank=True)

credit class-attribute instance-attribute 

credit = CharField(max_length=255, blank=True)

admin_form_fields class-attribute instance-attribute 

admin_form_fields = admin_form_fields + ('alt', 'credit')

save 

save(*args, **kwargs)
Source code in hypha/images/models.py 
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def save(self, *args, **kwargs):
    if not self.alt:
        self.alt = self.title

    super().save(*args, **kwargs)

Rendition

Bases: AbstractRendition

image class-attribute instance-attribute 

image = ForeignKey('CustomImage', related_name='renditions', on_delete=CASCADE)

Meta

unique_together class-attribute instance-attribute 
unique_together = (('image', 'filter_spec', 'focal_point_key'))