I'm new to this, but can somebody explain this behavior to me? Thanks!
bash-3.2$ (echo a; echo b; sleep 1; echo c) | /tmp/bar.py
line: a
line: b
a
b
line: c
c
bash-3.2$ (echo a; echo b; echo c) | /tmp/bar.py
line: a
line: b
line: c
bash-3.2$ cat /tmp/bar.py
#!/usr/bin/env python
from twisted.internet import reactor
from twisted.protocols.basic import LineOnlyReceiver
from twisted.internet.stdio import StandardIO
class MyLineOnlyReceiver(LineOnlyReceiver):
delimiter = '\n'
def lineReceived(self, line):
self.transport.write(line+self.delimiter)
print "line:", line
def connectionLost(self, why):
LineOnlyReceiver.connectionLost(self, why)
reactor.callWhenRunning(lambda:reactor.stop())
if __name__ == '__main__':
StandardIO(MyLineOnlyReceiver())
reactor.run()
bash-3.2$ port info 'py25-twisted'
py25-twisted @8.0.1 (python, devel, net)
Twisted is an event-driven networking framework written in Python.
Twisted supports TCP,
UDP, SSL/TLS, multicast, Unix sockets, a large number of protocols
(including HTTP, NNTP,
SSH, IRC, FTP, and others), and much more.
Homepage: http://www.twistedmatrix.com/
Library Dependencies: python25, py25-zopeinterface
Maintainers: stech...@macports.org akit...@macports.org
openmaintai...@macports.org
bash-3.2$ python -V
Python 2.5.4
bash-3.2$ uname -a
Darwin d72.cozy.org 9.6.0 Darwin Kernel Version 9.6.0: Mon Nov 24
17:37:00 PST 2008; root:xnu-1228.9.59~1/RELEASE_I386 i386 i386
bash-3.2$
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