def run(self):
try:
manager = Manager()
except RuntimeError as e:
print("Runtime Error " + e.details)
return False
try:
manager.setOnAttachHandler(AttachHandler)
manager.setOnDetachHandler(DetachHandler)
except PhidgetException as e:
return LocalErrorCatcher(e)
try:
manager.open()
except PhidgetException as e:
return LocalErrorCatcher(e)
""" Method that runs forever """
while True:
# Do something
print('Doing something imporant in the background (phiget)')
time.sleep(self.interval)
try:
manager.close()
except PhidgetException as e:
return LocalErrorCatcher(e)
class PhidgetHelloWorld():
'''
PhidgetHelloWorld.
Example Usage:
dev = PhidgetHelloWorld()
'''
def __init__(self, *args, **kwargs):
try:
self._manager = Manager()
except RuntimeError as e:
print("Runtime Error " + e.details + ", Exiting...\n")
try:
#logging example, uncomment to generate a log file
#manager.enableLogging(PhidgetLogLevel.PHIDGET_LOG_VERBOSE, "phidgetlog.log")
self._manager.setOnAttachHandler(self._phidget_attached)
self._manager.setOnDetachHandler(self._phidget_detached)
except PhidgetException as e:
self._local_error_catcher(e)
def _local_error_catcher(e):
print("Phidget Exception: " + str(e.code) + " - " + str(e.details) +
", Exiting...")
raise RuntimeError
def _phidget_attached(self, phidget, channel):
serial_number = channel.getDeviceSerialNumber()
device_name = channel.getDeviceName()
print("Hello to Device " + str(device_name) + ", Serial Number: " +
str(serial_number))
def _phidget_detached(self, phidget, channel):
serial_number = channel.getDeviceSerialNumber()
device_name = channel.getDeviceName()
print("Goodbye Device " + str(device_name) + ", Serial Number: " +
str(serial_number))
def open(self):
print("Opening....")
try:
self._manager.open()
except PhidgetException as e:
self._local_error_catcher(e)
def close(self):
print("Closing...")
try:
self._manager.close()
except PhidgetException as e:
self._local_error_catcher(e)
def demo_source_level():
try:
#Setting up a manager to be used to demonstrate logging
#Not required, but serves as a convenient source of log entries
manager = Manager()
print("\nDemonstrating Source Level\n")
Log.enable(LogLevel.PHIDGET_LOG_INFO, "source_level_log.txt")
print("\nSetting source _phidget22channel to LogLevel.PHIDGET_LOG_VERBOSE\n")
#Knowing the list of sources, you can set a specific source to a different
#log level than the others, to allow more or less detail for that source
Log.setSourceLevel("_phidget22channel", LogLevel.PHIDGET_LOG_VERBOSE)
print("\nOpening Manager: Plug and unplug Phidgets, then check source_level_log.txt to\nsee what happened.\n")
manager.open()
time.sleep(5)
print("\nClosing Manager\n")
manager.close()
time.sleep(1)
Log.disable()
time.sleep(10)
except PhidgetException as e:
print("Phidget Exception %i: %s" % (e.code, e.details))
print("Press Enter to Exit...\n")
readin = sys.stdin.read(1)
exit(1)
manager = Manager()
except RuntimeError as e:
print("Runtime Error " + e.details + ", Exiting...\n")
exit(1)
try:
# logging example, uncomment to generate a log file
# manager.enableLogging(PhidgetLogLevel.PHIDGET_LOG_VERBOSE, "phidgetlog.log")
manager.setOnAttachHandler(AttachHandler)
manager.setOnDetachHandler(DetachHandler)
except PhidgetException as e:
LocalErrorCatcher(e)
print("Opening....")
try:
manager.open()
except PhidgetException as e:
LocalErrorCatcher(e)
print("Phidget Simple Playground (plug and unplug devices)")
print("Press Enter to end anytime...")
character = sys.stdin.read(1)
print("Closing...")
try:
manager.close()
except PhidgetException as e:
LocalErrorCatcher(e)
exit(0)