def start(self):
if self.debug: print ('Starting TCP Client - connecting to %s on port %s' % (self.host, self.portnumber))
##self.client.run()
try:
background().start()
except:
pass # assume already running
self.client.activate()
def start(self):
if self.debug: print 'Starting TCP Client - connecting to %s on port %s' % (self.host, self.portnumber)
##self.client.run()
try:
background().start()
except:
pass # assume already running
self.client.activate()
def initialize(self):
# print "begin initialize..."
# if not self._background_initialized:
if Foo.dummyComponent is None:
Foo.dummyComponent = dummyComponent().activate()
if background.background.lock.acquire(False):
background.background.lock.release()
self.bg = background.background()
self.bg.start()
def initialize(self):
# print "begin initialize..."
# if not self._background_initialized:
if Foo.dummyComponent is None:
Foo.dummyComponent = dummyComponent().activate()
if background.background.lock.acquire(False):
background.background.lock.release()
self.bg = background.background()
self.bg.start()
def initialize(self): # print "begin initialize..." if waitForLock(background.background.lock): # print "got it, releasing" background.background.lock.release() # print "new background..." self.bg = background.background(zap=True) # print "starting..." self.bg.start() # print "sleeping..." #time.sleep(1) self.bg.waitUntilSchedulerIsRunning() else: print "COULDN'T ACQUIRE BACKGROUND LOCK" sys.exit(2)
class Reverser(Axon.Component.component):
def main(self):
while True:
if self.dataReady('inbox'):
item = self.recv('inbox')
self.send(item[::-1], 'outbox')
else:
self.pause()
yield 1
# If using zap=True, number of breaks is increased
# background(zap=True).start()
background(zap=True).start()
# Uncomment this -> ~40% fail, it doesn't seem matter how long we sleep
time.sleep(1)
# time.sleep(5)
reverser = Handle(Reverser()).activate()
# There seems that there is not a big difference uncommenting this
# time.sleep(1)
reverser.put("hello world", "inbox")
# There seems that there is not a big difference uncommenting this
# time.sleep(1)
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# -------------------------------------------------------------------------
from Axon.background import background
from Axon.Handle import Handle
from Kamaelia.Protocol.HTTP.HTTPClient import SimpleHTTPClient
background = background().start()
import time
import Queue
p = Handle(SimpleHTTPClient()).activate()
p.put("http://google.com","inbox")
p.put("http://slashdot.org","inbox")
p.put("http://whatismyip.org","inbox")
def get_item(handle):
while 1:
try:
item = handle.get("outbox")
break
except Queue.Empty:
time.sleep(0.05)
# See the License for the specific language governing permissions and
# limitations under the License.
# -------------------------------------------------------------------------
# a slightly more complicated example of a TCP client, where we define an echo.
from Kamaelia.Chassis.ConnectedServer import SimpleServer
from Kamaelia.Protocol.EchoProtocol import EchoProtocol
from Kamaelia.Internet.TCPClient import TCPClient
from Axon.background import background
from Axon.Handle import Handle
import Queue
import time
background(slowmo=0.01).start()
PORT = 1900
# This starts an echo server in the background.
SimpleServer(protocol = EchoProtocol, port = PORT).activate()
# give the component time to commence listening on a port.
time.sleep(0.5)
echoClient = Handle(TCPClient(host = "localhost", port = PORT)).activate()
while True:
echoClient.put(raw_input(">>> "),"inbox")
while 1:
try:
print echoClient.get("outbox")
break
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from Axon.background import background
from Axon.Handle import Handle
from Kamaelia.Codec.Vorbis import VorbisDecode, AOAudioPlaybackAdaptor
from Kamaelia.Chassis.Pipeline import Pipeline
from Kamaelia.File.ReadFileAdaptor import ReadFileAdaptor
from Kamaelia.Internet.TCPClient import TCPClient
import time
import Queue
import ao
background(slowmo=0.001).start()
filename = "./snail.ogg"
playStream = Handle(Pipeline(VorbisDecode(), AOAudioPlaybackAdaptor())).activate()
# set of components for playing the stream back.
host = "bbc.kamaelia.org"
port = 1500
client = Handle(TCPClient(host = host, port = port)).activate()
# component to grab a stream from the internet
filedump = open("streamdump.ogg", "w+b")
def get_item(handle):
ping
[<__main__.Pinger object at 0xb7c28d0c>]
ping
[<__main__.Pinger object at 0xb7c28d0c>]
This appears to be due to a race hazard, and so 1/2 the time it will
succeed, and half the time it fails. This is clearly resolvable.
"""
import time
import Axon
from Axon.background import background
print background
Y = background()
print Y
Y.start()
print "hello"
class Pinger(Axon.ThreadedComponent.threadedcomponent):
def main(self):
while 1:
time.sleep(0.5)
print "ping"
print self.scheduler.listAllThreads()
c = 0
ping
[<__main__.Pinger object at 0xb7c28d0c>]
ping
[<__main__.Pinger object at 0xb7c28d0c>]
This appears to be due to a race hazard, and so 1/2 the time it will
succeed, and half the time it fails. This is clearly resolvable.
"""
import time
import Axon
from Axon.background import background
print background
Y = background()
print Y
Y.start()
print "hello"
class Pinger(Axon.ThreadedComponent.threadedcomponent):
def main(self):
while 1:
time.sleep(0.5)
print "ping"
print self.scheduler.listAllThreads()
c = 0
while 1:
c +=1
#!/usr/bin/python
import time
from Axon.background import background
from Kamaelia.UI.Pygame.Text import Textbox, TextDisplayer
from Axon.Handle import Handle
background().start()
try:
import Queue
queue = Queue # Python 3 compatibility change
except ImportError:
# Python 3 compatibility change
import queue
TD = Handle(
TextDisplayer(position=(20, 90),
text_height=36,
screen_width=900,
screen_height=200,
background_color=(130,0,70),
text_color=(255,255,255)
)
).activate()
TB = Handle(
Textbox(position=(20, 340),
text_height=36,
screen_width=900,
screen_height=400,
background_color=(130,0,70),
text_color=(255,255,255)
#!/usr/bin/python
import time
from Axon.background import background
from Kamaelia.UI.Pygame.Text import Textbox, TextDisplayer
from Axon.Handle import Handle
background().start()
try:
import Queue
queue = Queue # Python 3 compatibility change
except ImportError:
# Python 3 compatibility change
import queue
TD = Handle(
TextDisplayer(position=(20, 90),
text_height=36,
screen_width=900,
screen_height=200,
background_color=(130, 0, 70),
text_color=(255, 255, 255))).activate()
TB = Handle(
Textbox(position=(20, 340),
text_height=36,
screen_width=900,
screen_height=400,
background_color=(130, 0, 70),
text_color=(255, 255, 255))).activate()
message = "hello\n"
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import Axon
from Axon.background import background
from Axon.Handle import Handle
from Kamaelia.UI.Pygame.Ticker import Ticker
from Kamaelia.Chassis.Pipeline import Pipeline
from Kamaelia.File.ReadFileAdaptor import ReadFileAdaptor
import time
bg = background(slowmo=0.01).start()
ticker1 = Handle(Pipeline(
Ticker(background_colour=(128,48,128),
render_left = 1,
render_top = 1,
render_right = 600,
render_bottom = 200,
position = (100, 250),
)
)
).activate()
ticker2 = Handle(Pipeline(
Ticker(background_colour=(128,48,128),
render_left = 1,
render_top = 1,
from Axon.Handle import Handle
from Axon.background import background
import time, sys
class Reverser(Axon.Component.component):
def main(self):
while True:
if self.dataReady('inbox'):
item = self.recv('inbox')
self.send(item[::-1], 'outbox')
else: self.pause()
yield 1
# If using zap=True, number of breaks is increased
# background(zap=True).start()
background(zap=True).start()
# Uncomment this -> ~40% fail, it doesn't seem matter how long we sleep
time.sleep(1)
# time.sleep(5)
reverser = Handle(Reverser()).activate()
# There seems that there is not a big difference uncommenting this
# time.sleep(1)
reverser.put("hello world", "inbox")
# There seems that there is not a big difference uncommenting this
# time.sleep(1)
