[英]Twisted appears to not call dataReceived
I have been writing a proof-of-concept type program that sends a screenshot over the network, and for some reason, the dataRecieved method isn't being called after data is sent. 我一直在编写一个概念验证型程序,该程序通过网络发送屏幕截图,由于某种原因,在发送数据后未调用dataRecieved方法。 Here is my code 这是我的代码
SERVER 服务器
from twisted.internet import protocol, reactor
from twisted.internet.endpoints import TCP4ServerEndpoint
from PIL import Image
class ImageProto(protocol.Protocol):
def dataReceived(self, data):
print("test")
print(isinstance(Image.open(data), Image.Image))
class ImageProtoFactory(protocol.Factory):
def buildProtocol(self, addr):
return ImageProto()
endpoint = TCP4ServerEndpoint(reactor, 1336)
endpoint.listen(ImageProtoFactory())
reactor.run()
CLIENT 客户
from twisted.internet.protocol import Protocol
from twisted.internet import reactor
from twisted.internet.endpoints import TCP4ClientEndpoint, connectProtocol
from PIL import ImageGrab
from io import BytesIO
class ImageSender(Protocol):
def connectionMade(self):
i = ImageGrab.grab()
i.resize((1280, 720))
output = BytesIO()
i.save(output, format = "png")
output.flush()
self.transport.write(output.getvalue())
self.transport.loseConnection()
reactor.stop()
point = TCP4ClientEndpoint(reactor, "localhost", 1336)
d = connectProtocol(point, ImageSender())
reactor.run()
When you call reactor.stop
at the end of connectionMade
, you immediately shut down the whole process before any data is sent. 当在connectionMade
的末尾调用reactor.stop
时,您将立即关闭整个过程,然后再发送任何数据。 Remove it and you should be fine. 删除它,就可以了。
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