def setup():
    from .qt_widget import DendroWidget
    from glue.config import qt_client
    qt_client.add(DendroWidget)

def setup():
    from glue.config import qt_client
    from .qt_widget import DendroWidget
    from .data_factory import load_dendro
    qt_client.add(DendroWidget)

Add missing import of dendrogram data factory
Add missing import of dendrogram data factory
