fix: Provide empty sequences for inactive channels

qiboteam · Jan 20, 2025 · 2a9e4f5 · 2a9e4f5
1 parent bf2d42b
commit 2a9e4f5
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/src/qibolab/_core/instruments/qblox/cluster.py b/src/qibolab/_core/instruments/qblox/cluster.py
@@ -118,7 +118,9 @@ def _prepare(
                 zip(chs, module.sequencers)
             ):
                 sequencers[slot][ch] = idx
-                config.sequencer(sequencer, address, sequences[ch], acquisition)
+                config.sequencer(
+                    sequencer, address, sequences.get(ch, Sequence.empty()), acquisition
+                )
 
         return sequencers
 

diff --git a/src/qibolab/_core/instruments/qblox/sequence/sequence.py b/src/qibolab/_core/instruments/qblox/sequence/sequence.py
@@ -58,6 +58,12 @@ def from_pulses(
             ),
         )
 
+    @classmethod
+    def empty(cls):
+        return cls(
+            waveforms={}, weights={}, acquisitions={}, program=Program(elements=[])
+        )
+
 
 def _split_channels(sequence: PulseSequence) -> dict[ChannelId, PulseSequence]:
     def unwrap(pulse: PulseLike, output: bool) -> PulseLike: