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Don't error out when emptying a dataframe #8256

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Don't error out when emptying a dataframe #8256

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6 changes: 4 additions & 2 deletions panel/widgets/tables.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1844,7 +1844,10 @@ def _map_indexes(self, indexes: list[int], existing: list[int] = [], add: bool =
else:
start = 0
ilocs = list(existing)
index = self._processed.iloc[[start+ind for ind in indexes]].index
try:
index = self._processed.iloc[[start+ind for ind in indexes]].index
except IndexError:
index = self._processed.iloc[[]].index
for v in index.values:
try:
iloc = self.value.index.get_loc(v)
Expand All @@ -1869,7 +1872,6 @@ def _update_selection(self, indices: list[int] | SelectionEvent):
selected = indices.selected
ilocs = [] if indices.flush else self.selection.copy()
inds = indices.indices

ilocs = self._map_indexes(inds, ilocs, add=selected)
if isinstance(self.selectable, int) and not isinstance(self.selectable, bool):
ilocs = ilocs[len(ilocs) - self.selectable:]
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