def test_get_and_set_resource_value(self):
# an example: get and set a resource value
from mbed_cloud.foundation import Device
from mbed_cloud import ApiFilter
from mbed_cloud.foundation.enums import DeviceStateEnum
from mbed_cloud import ConnectAPI
# Use the Foundation interface to find a registered device.
api_filter = ApiFilter()
api_filter.add_filter("state", "eq", DeviceStateEnum.REGISTERED)
device = Device().list(max_results=2, filter=api_filter).next()
# Use the Legacy interface to find resources
connect_api = ConnectAPI()
# Find an observable resource
for resource in connect_api.list_resources(device.id):
if resource.observable:
break
# Set a resource value
connect_api.set_resource_value(device.id, resource.path, "12")
# Get a resource value
value = connect_api.get_resource_value(device.id, resource.path)
print("Device %s, path %s, current value: %s" %(device.id, resource.path, value))
# end of example
connect_api.stop_notifications()
def _main():
api = ConnectAPI()
# calling start_notifications is required for getting/setting resource synchronously
api.start_notifications()
devices = api.list_connected_devices().data
if not devices:
raise Exception("No connected devices registered. Aborting")
# Synchronously get the initial/current value of the resource
value = api.get_resource_value(devices[0].id, WRITEABLE_RESOURCE)
print("Current value: %r" % (value, ))
# Set Resource value. Resource needs to have type == "writable_resource"
api.set_resource_value(device_id=devices[0].id,
resource_path=WRITEABLE_RESOURCE,
resource_value='10')
# Synchronously get the current value of the resource
value = api.get_resource_value(devices[0].id, WRITEABLE_RESOURCE)
print("Current value: %r" % (value, ))
def _main():
api = ConnectAPI()
api.start_notifications()
devices = api.list_connected_devices().data
if not devices:
raise Exception("No connected devices registered. Aborting")
# Synchronously get the initial/current value of the resource
value = api.get_resource_value(devices[0].id, BUTTON_RESOURCE)
# Register a subscription for new values
api.set_resource_value(device_id=devices[0].id,
resource_path=WRITEABLE_RESOURCE,
resource_value='10')
queue = api.add_resource_subscription(devices[0].id, BUTTON_RESOURCE)
while True:
# Print the current value
print("Current value: %r" % (value, ))
# Get a new value, using the subscriptions
value = queue.get(timeout=30)
