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- # pylint: disable=C,R,W
- from flask import Markup
- from superset.exceptions import SupersetException
- from superset.views.base import SupersetModelView
- class DatasourceModelView(SupersetModelView):
- def pre_delete(self, obj):
- if obj.slices:
- raise SupersetException(Markup(
- 'Cannot delete a datasource that has slices attached to it.'
- "Here's the list of associated charts: " +
- ''.join([o.slice_link for o in obj.slices])))
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