def open(self):
logger.info("NetworkTables websocket opened")
self.ioloop = IOLoop.current()
self.nt = NetworkTable.getGlobalTable()
NetworkTable.addGlobalListener(self.on_nt_change, immediateNotify=True)
self.nt.addConnectionListener(self, immediateNotify=True)
def __init__(self, update_callback):
"""
:param update_callback: A callable with signature ```callable(update)``` for processing outgoing updates
formatted as strings.
"""
self.update_callback = update_callback
self.nt = NetworkTable.getGlobalTable()
NetworkTable.addGlobalListener(self._nt_on_change,
immediateNotify=True)
self.nt.addConnectionListener(self._nt_connected, immediateNotify=True)
def __init__(self, update_callback):
"""
:param update_callback: A callable with signature ```callable(update)``` for processing outgoing updates
formatted as strings.
"""
self.update_callback = update_callback
self.nt = NetworkTable.getGlobalTable()
NetworkTable.addGlobalListener(self._nt_on_change, immediateNotify=True)
class Empty:
pass
self.conn_listener = Empty()
self.conn_listener.connected = self._nt_connected
self.conn_listener.disconnected = self._nt_disconnected
self.nt.addConnectionListener(self.conn_listener, immediateNotify=True)
#
import sys
import time
from networktables import NetworkTable
# To see messages from networktables, you must setup logging
import logging
logging.basicConfig(level=logging.DEBUG)
if len(sys.argv) != 2:
print("Error: specify an IP to connect to!")
exit(0)
ip = sys.argv[1]
NetworkTable.setIPAddress(ip)
NetworkTable.setClientMode()
NetworkTable.initialize()
def valueChanged(key, value, isNew):
print("valueChanged: key: '%s'; value: %s; isNew: %s" %
(key, value, isNew))
NetworkTable.addGlobalListener(valueChanged)
while True:
time.sleep(1)
import sys
import time
import logging
logging.basicConfig(level=logging.DEBUG)
NetworkTable.setIPAddress("127.0.0.1")
NetworkTable.setClientMode()
NetworkTable.initialize()
def foo(value):
print("foo", value)
def bar(value):
print("bar", value)
def valueChanged(key, value, isNew):
print("valueChanged: %s = %s" % (key, value) )
NetworkTable.addGlobalListener(valueChanged)
cc = ChooserControl("control_preset",
foo,
bar)
sd = NetworkTable.getTable("SmartDashboard")
while True:
time.sleep(1)
def open(self):
self.ioloop = IOLoop.current()
self.nt = NetworkTable.getGlobalTable()
NetworkTable.addGlobalListener(self.valueChanged, immediateNotify=True)
