Esempio n. 1
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							else:
								print "%s: readback '%s' disagrees with the value '%s' we wrote." % (function, readback, value)
								raise ca_utilException, EXCEPTION_READBACK_DISAGREES
								entry.callbackReceived = 1
						except CaChannel.CaChannelException, status:
							print "%s: exception during readback." % (function)
							count += 1

	if success and (function == "caputw"):
		start_time = time.time()
		timed_out = 0
		while (not entry.callbackReceived) and (not timed_out):
			#print "waiting for ", name
			time.sleep(0.1)
			#ca.pend_io(0.1)
			ca.poll()
			if (not wait_timeout):
				timed_out = 0
			else:
				timed_out = ((time.time()-start_time) > wait_timeout)

		if not entry.callbackReceived:
			print "Execution not completed by wait_timeout (%d seconds)" % wait_timeout

#######################################################################
def camonitor(name, function, user_args=None, timeout=None, retries=None):
	"""
	usage: camonitor("xxx:m1.VAL", python_function, user_args, timeout=None,
	       retries=None)
	Don't forget to call ca.pend_event(<pend_time_in_seconds>) periodically.
	"""
Esempio n. 2
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def ca_bg_task():
  try:
    ca.poll()
  except Exception, e:
    pass
Esempio n. 3
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 def poll(self):
     """Flush the send buffer and execute outstanding background activity."""
     status = ca.poll() 
     # status is always ECA_TIMEOUT
     return status
Esempio n. 4
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 def poll(self):
     """Flush the send buffer and execute outstanding background activity."""
     status = ca.poll()
     # status is always ECA_TIMEOUT
     return status