def _get_mask_as_column(self):
from .numerical import NumericalColumn
data = Buffer(cudautils.ones(len(self), dtype=np.bool_))
mask = NumericalColumn(data=data, mask=None, null_count=0,
dtype=np.bool_)
if self._mask is not None:
mask = mask.set_mask(self._mask).fillna(False)
return mask
def _get_mask_as_series(self):
mask = Series(cudautils.ones(len(self), dtype=np.bool))
if self._column.mask is not None:
mask = mask.set_mask(self._column.mask).fillna(False)
return mask
def _get_mask_as_column(self):
data = Buffer(cudautils.ones(len(self), dtype=np.bool_))
mask = as_column(data=data)
if self.nullable:
mask = mask.set_mask(self._mask).fillna(False)
return mask