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fix(dynamic-signal): Add max_size as required input to dynamic signal

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This commit is contained in:
appel_c
2026-02-09 17:00:40 +01:00
parent 99c1f59964
commit 59aaca27a9
1 changed files with 5 additions and 2 deletions
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7
ophyd_devices/utils/bec_signals.py
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@@ -670,6 +670,7 @@ class DynamicSignal(BECMessageSignal):
self,
*,
name: str,
max_size: int,
signals: list[str] | Callable[[], list[str]] | str | None = None,
value: messages.DeviceMessage | dict | None = None,
async_update: dict[Literal["type", "max_shape", "index"], Any] | None = None,
@@ -681,6 +682,7 @@ class DynamicSignal(BECMessageSignal):
Args:
name (str): The name of the signal group.
max_size (int): The maximum number of entries in the signal group. This is required for BEC to know how much data to expect.
signal_names (list[str] | Callable): Names of all signals. Can be a list or a callable.
value (DeviceMessage | dict | None): The initial value of the signal. Defaults to None.
acquisition_group (Literal["baseline", "monitored"] | str | None): The acquisition group of the signal group.
@@ -710,6 +712,7 @@ class DynamicSignal(BECMessageSignal):
value=value,
bec_message_type=kwargs.pop("bec_message_type", messages.DeviceMessage),
acquisition_group=acquisition_group,
signal_metadata={"max_size": max_size},
**kwargs,
)
@@ -910,7 +913,7 @@ class AsyncMultiSignal(DynamicSignal):
value=value,
bec_message_type=messages.DeviceMessage,
async_update=async_update,
signal_metadata={"max_size": max_size},
max_size=max_size,
acquisition_group=acquisition_group,
signals=signals,
**kwargs,
@@ -965,7 +968,7 @@ class AsyncSignal(DynamicSignal):
value=value,
bec_message_type=messages.DeviceMessage,
async_update=async_update,
signal_metadata={"max_size": max_size},
max_size=max_size,
acquisition_group=acquisition_group,
signals=None,
**kwargs,