import new transformation
from .compute import (Sum, Product, Scale, Orthogonalize, Threshold, And, Or,
Not, Demean, Convolve)
from .munge import (Split, Rename, Assign, Copy, Factor, Filter, Select,
- Delete, Replace, ToDense)
+ Delete, DropNA, Replace, ToDense)
__all__ = [
'And',
@@ -10,6 +10,7 @@ __all__ = [
'Copy',
'Demean',
'Delete',
+ 'DropNA',
'Factor',
'Filter',
'Not',
