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Added a function to list all the connected sensors. #294

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Merged
ddemidov merged 3 commits into from
Feb 6, 2017
Merged

Added a function to list all the connected sensors. #294

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415cbda
Added a function to list all the connected sensors.
csut017 Feb 5, 2017
2cb475f
Changed the variable name from classpath to class_path.
csut017 Feb 5, 2017
ad6662a
Moved list_sensors to after the Sensor class has been defined.
csut017 Feb 5, 2017
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25 changes: 21 additions & 4 deletions ev3dev/core.py
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Original file line number Diff line number Diff line change
Expand Up @@ -930,18 +930,17 @@ def list_motors(name_pattern=Motor.SYSTEM_DEVICE_NAME_CONVENTION, **kwargs):

Parameters:
name_pattern: pattern that device name should match.
For example, 'sensor*' or 'motor*'. Default value: '*'.
For example, 'motor*'. Default value: '*'.
keyword arguments: used for matching the corresponding device
attributes. For example, driver_name='lego-ev3-l-motor', or
address=['outB', 'outC']. When argument value
is a list, then a match against any entry of the list is
enough.
"""
classpath = abspath(Device.DEVICE_ROOT_PATH + '/' + Motor.SYSTEM_CLASS_NAME)
class_path = abspath(Device.DEVICE_ROOT_PATH + '/' + Motor.SYSTEM_CLASS_NAME)

return (Motor(name_pattern=name, name_exact=True)
for name in list_device_names(classpath, name_pattern, **kwargs))

for name in list_device_names(class_path, name_pattern, **kwargs))

# ~autogen generic-class classes.largeMotor>currentClass

Expand Down Expand Up @@ -1769,6 +1768,24 @@ def bin_data(self, fmt=None):

return unpack(fmt, raw)

def list_sensors(name_pattern=Sensor.SYSTEM_DEVICE_NAME_CONVENTION, **kwargs):
"""
This is a generator function that enumerates all sensors that match the
provided arguments.

Parameters:
name_pattern: pattern that device name should match.
For example, 'sensor*'. Default value: '*'.
keyword arguments: used for matching the corresponding device
attributes. For example, driver_name='lego-ev3-touch', or
address=['in1', 'in3']. When argument value is a list,
then a match against any entry of the list is enough.
"""
class_path = abspath(Device.DEVICE_ROOT_PATH + '/' + Sensor.SYSTEM_CLASS_NAME)
return (Sensor(name_pattern=name, name_exact=True)
for name in list_device_names(class_path, name_pattern, **kwargs))


# ~autogen generic-class classes.i2cSensor>currentClass

class I2cSensor(Sensor):
Expand Down