def clean(self, value):
"""Return a Lens instance if the slug is valid."""
Lens = lens_factory(value)
if not Lens:
raise forms.ValidationError(_("select a valid view"))
return Lens
def _resolve_lens_from_slug(self, slug):
"""Return the Lens class matching the given slug."""
Lens = lens_factory(slug)
if not Lens:
raise TypeError(
ugettext("Invalid lens for slug %(slug)s") % {'slug': slug})
return Lens
def clean(self, value):
"""Return a Lens instance if the slug is valid."""
Lens = lens_factory(value)
if not Lens:
raise forms.ValidationError(_("select a valid view"))
return Lens
def _resolve_lens_from_slug(self, slug):
"""Return the Lens class matching the given slug."""
Lens = lens_factory(slug)
if not Lens:
raise TypeError(ugettext("Invalid lens for slug %(slug)s") % {"slug": slug})
return Lens
