class Listener(threading.Thread): def __init__(self, terminate_please): super(Listener, self).__init__() self.terminate_please = terminate_please def request_termination(self): """ In any case that the thread can't keep on doing its work, and needs to terminate, we SHOULD end up here. This method will make sure that the main thread gets a termination signal, and from that point on, will handle termination of the remaining threads. """ print "Thread Listener: Signaling Termination" # Generating SIGINT os.kill(os.getpid(), signal.SIGINT) self.stream.close() def run(self): print "Thread Listener" self.stream = Stream() try: self.stream.connect() except urllib2.URLError: print "Thread Listener: Error connecting to Twitter API" self.request_termination() # Got the stream successfully. Let's get down to business else: try: # Going to do some actual work self.work() except (EOFError, IOError): self.request_termination() print "Thread Listener: Terminating" def work(self): # As long as termination hasn't been asked while not self.terminate_please.isSet(): try: tweet = self.stream.get_tweet() Stats.total_tweets += 1 tokens = tweet.get_tokens() for token in tokens: Stats.add(token) except (EOFError, IOError): raise
class Listener(threading.Thread):
def __init__(self, terminate_please):
super(Listener, self).__init__()
self.terminate_please = terminate_please
def request_termination(self):
"""
In any case that the thread can't keep on doing its work, and needs to
terminate, we SHOULD end up here. This method will make sure that the
main thread gets a termination signal, and from that point on, will
handle termination of the remaining threads.
"""
print "Thread Listener: Signaling Termination"
# Generating SIGINT
os.kill(os.getpid(), signal.SIGINT)
self.stream.close()
def run(self):
print "Thread Listener"
self.stream = Stream()
try:
self.stream.connect()
except urllib2.URLError:
print "Thread Listener: Error connecting to Twitter API"
self.request_termination()
# Got the stream successfully. Let's get down to business
else:
try:
# Going to do some actual work
self.work()
except (EOFError, IOError):
self.request_termination()
print "Thread Listener: Terminating"
def work(self):
# As long as termination hasn't been asked
while not self.terminate_please.isSet():
try:
tweet = self.stream.get_tweet()
Stats.total_tweets += 1
tokens = tweet.get_tokens()
for token in tokens:
Stats.add(token)
except (EOFError, IOError):
raise
def run(self):
print "Thread Listener"
self.stream = Stream()
try:
self.stream.connect()
except urllib2.URLError:
print "Thread Listener: Error connecting to Twitter API"
self.request_termination()
# Got the stream successfully. Let's get down to business
else:
try:
# Going to do some actual work
self.work()
except (EOFError, IOError):
self.request_termination()
print "Thread Listener: Terminating"
def run(self): print "Thread Listener" self.stream = Stream() try: self.stream.connect() except urllib2.URLError: print "Thread Listener: Error connecting to Twitter API" self.request_termination() # Got the stream successfully. Let's get down to business else: try: # Going to do some actual work self.work() except (EOFError, IOError): self.request_termination() print "Thread Listener: Terminating"
