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Allow for main_channel_indices to use rec attributes #4867

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Allow for main_channel_indices to use rec attributes #4867

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12a5324
allow for analyzer with rec attributes to get main channel indices
chrishalcrow Oct 14, 2026
d1dd380
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chrishalcrow Oct 15, 2026
cd28b97
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Oct 15, 2026
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10 changes: 8 additions & 2 deletions src/spikeinterface/core/sortinganalyzer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -817,8 +817,14 @@ def _handle_backward_compatibility_settings_pre_init(cls, settings: dict[str, An
def main_channel_indices(self):
if self._main_channel_indices is None:
sorting_main_channel_ids = self.get_sorting_property("main_channel_id")
if sorting_main_channel_ids is not None and self.has_recording():
main_channel_indices = self.recording.ids_to_indices(sorting_main_channel_ids)
if sorting_main_channel_ids is not None and (self.has_recording() or self.rec_attributes):
if self.has_recording():
main_channel_indices = self.recording.ids_to_indices(sorting_main_channel_ids)
elif self.rec_attributes.get("channel_ids"):
channel_ids = np.array(self.rec_attributes.get("channel_ids"))
main_channel_indices = np.array(
[list(channel_ids).index(id) for id in sorting_main_channel_ids], dtype=int
)
self._main_channel_indices = main_channel_indices
else:
self._main_channel_indices = self._compute_main_channel_backwards_compatibility()
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