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enh(bokeh): Add select to ImageStack #6437

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enh: Add select to ImageStack
hoxbro Nov 4, 2024
1724e24
Merge branch 'main' into imagestack_select
hoxbro Nov 16, 2024
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11 changes: 11 additions & 0 deletions holoviews/element/raster.py
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Original file line number Diff line number Diff line change
Expand Up @@ -573,6 +573,17 @@ def __init__(self, data, kdims=None, vdims=None, **params):
vdims = [Dimension(key) for key in data.keys() if key not in _kdims]
super().__init__(data, kdims=kdims, vdims=vdims, **params)

def select(self, selection_specs=None, **selection):
select_el = super().select(selection_specs, **selection)
data = select_el.data
# isinstance(data, xr.DataArray) and len(data.indexes) == 3
if len(getattr(data, "indexes", ())) == 3:
dim = list(data.indexes)[2]
if dim in selection:
select_el.data = data.sel(**{dim: selection[dim]})
select_el.vdims = list(map(Dimension, selection[dim]))
return select_el


class RGB(Image):
"""
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