children¶
Sub-tasks that serve as children to other tasks.
Note
The Child agent will be formalized in an upcoming release, until then these classes remain relatively undocumented as their design will likely change.
Classes:
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class
Wheel_Child
(stage_block=None, fs=10, thresh=100, **kwargs)[source]¶ Bases:
object
Attributes:
STAGE_NAMES
PARAMS
HARDWARE
Methods:
noop
()end
()-
STAGE_NAMES
= ['collect']¶
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PARAMS
= {'fs': {'tag': 'Velocity Reporting Rate (Hz)', 'type': 'int'}, 'thresh': {'tag': 'Distance Threshold', 'type': 'int'}}¶
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HARDWARE
= {'OUTPUT': <class 'autopilot.hardware.gpio.Digital_Out'>, 'WHEEL': <class 'autopilot.hardware.usb.Wheel'>}¶
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class
Video_Child
(cams=None, stage_block=None, start_now=True, **kwargs)[source]¶ Bases:
object
- Parameters
cams (dict, list) –
Should be a dictionary of camera parameters or a list of dicts. Dicts should have, at least:
{ 'type': 'string_of_camera_class', 'name': 'name_of_camera_in_task', 'param1': 'first_param' }
Attributes:
PARAMS
Methods:
start
()stop
()noop
()-
PARAMS
= {'cams': {'tag': 'Dictionary of camera params, or list of dicts', 'type': ('dict', 'list')}}¶
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class
Transformer
(transform, operation: str = 'trigger', return_id='T', return_key=None, stage_block=None, value_subset=None, **kwargs)[source]¶ Bases:
object
- Parameters
transform
operation (str) – either
“trigger”, where the last transform is a
Condition
and a trigger is returned to sender only when the return value of the transformation changes, or * “stream”, where each result of the transformation is returned to sender
return_id
stage_block
value_subset (str) – Optional - subset a value from from a dict/list sent to
l_process()
**kwargs
Methods:
noop
()l_process
(value)