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fix(waveform): fallback mechanism for auto mode to use index if scan_report_devices are not available

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wyzula_j
2025-07-24 11:41:26 +02:00
committed by Jan Wyzula
parent aace071f11
commit 6bf84aea25
1 changed files with 17 additions and 10 deletions
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27
bec_widgets/widgets/plots/waveform/waveform.py
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@@ -1634,18 +1634,25 @@ class Waveform(PlotBase):
# 4.2 If there are sync curves, use the first device from the scan report
else:
try:
x_name = self._ensure_str_list(
scan_report_devices = self._ensure_str_list(
self.scan_item.metadata["bec"]["scan_report_devices"]
)[0]
except:
x_name = self.scan_item.status_message.info["scan_report_devices"][0]
x_entry = self.entry_validator.validate_signal(x_name, None)
if access_key == "val":
x_data = data.get(x_name, {}).get(x_entry, {}).get(access_key, None)
)
except Exception:
scan_report_devices = self.scan_item.status_message.info.get(
"scan_report_devices", []
)
if not scan_report_devices:
x_data = None
new_suffix = " (auto: index)"
else:
entry_obj = data.get(x_name, {}).get(x_entry)
x_data = entry_obj.read()["value"] if entry_obj else None
new_suffix = f" (auto: {x_name}-{x_entry})"
x_name = scan_report_devices[0]
x_entry = self.entry_validator.validate_signal(x_name, None)
if access_key == "val":
x_data = data.get(x_name, {}).get(x_entry, {}).get(access_key, None)
else:
entry_obj = data.get(x_name, {}).get(x_entry)
x_data = entry_obj.read()["value"] if entry_obj else None
new_suffix = f" (auto: {x_name}-{x_entry})"
self._update_x_label_suffix(new_suffix)
return x_data