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update observer to latest python bindings #279

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update observer to latest python bindings #279

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7 changes: 3 additions & 4 deletions kernel_tuner/observers/powersensor.py
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@
class PowerSensorObserver(BenchmarkObserver):
"""Observer that an external PowerSensor2 device to accurately measure power

Requires PowerSensor2 hardware and powersensor Python bindings.
Requires PowerSensor3 hardware and powersensor Python bindings.

:param observables: A list of string, containing any of "ps_energy" or "ps_power".
To measure energy in Joules or power consumption in Watt.
Expand Down Expand Up @@ -51,9 +51,8 @@ def after_finish(self):
) # Joules
self.results["ps_energy"].append(ps_measured_e)
if "ps_power" in self.observables:
ps_measured_t = (
end_state.time_at_read - self.begin_state.time_at_read
) # seconds
ps_measured_t = ((end_state.time_at_read - self.begin_state.time_at_read).microseconds / 1e6) # Seconds

self.results["ps_power"].append(ps_measured_e / ps_measured_t) # Watt

def get_results(self):
Expand Down