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python Programming Glossary: waithttp://stackoverflow.com/questions/1191374/subprocess-with-timeout stdout subprocess.PIPE shell True communicate is used to wait for the process to exit stdoutdata stderrdata proc.communicate.. but given that in python 2.6 the API offers the ability to wait for threads and terminate processes what about running the process..
Keyboard Interrupts with python's multiprocessing Pool http://stackoverflow.com/questions/1408356/keyboard-interrupts-with-pythons-multiprocessing-pool share improve this question This is a Python bug. When waiting for a condition in threading.Condition.wait KeyboardInterrupt.. bug. When waiting for a condition in threading.Condition.wait KeyboardInterrupt is never sent. Repro import threading cond.. cond threading.Condition threading.Lock cond.acquire cond.wait None print done The KeyboardInterrupt exception won't be delivered..
How do I execute a program from python? os.system fails due to spaces in path http://stackoverflow.com/questions/204017/how-do-i-execute-a-program-from-python-os-system-fails-due-to-spaces-in-path ' raw_input What is the right way to execute a program and wait for it to complete I do not need to read output from it as it.. program that does a job and then just exits but I need to wait for it to complete. Also note moving the program to a non spaced..
Solving embarassingly parallel problems using Python multiprocessing http://stackoverflow.com/questions/2359253/solving-embarassingly-parallel-problems-using-python-multiprocessing queue or can the main process do this without having to wait for all the results Should I use a processes pool for the sum.. the input and output queues as data entered them but could wait until all input was parsed and all results were calculated e.g... i val else #if yes are write it out and make sure no waiting rows exist self.out_csvfile.writerow i val cur 1 while..
python multithreading for dummies http://stackoverflow.com/questions/2846653/python-multithreading-for-dummies is used as a simple optimization each subthread is waiting for a URL to resolve and respond in order to put its contents.. thread starts all subthreads does a get on the queue to wait until one of them has done a put then emits the results and.. for threading is not blocking the process while there's a wait for some I O . Queues are almost invariably the best way to..
Is there any way to kill a Thread in Python? http://stackoverflow.com/questions/323972/is-there-any-way-to-kill-a-thread-in-python call stop on the thread when you want it to exit and wait for the thread to exit properly using join . The thread should..
raw_input in python without pressing enter http://stackoverflow.com/questions/3523174/raw-input-in-python-without-pressing-enter block if a keypress is not already available but will not wait for Enter to be pressed. etc see the docs I just pointed to..
Open document with default application in Python http://stackoverflow.com/questions/434597/open-document-with-default-application-in-python depending on the retcode in either case. We don't need to wait for the child process since we're by problem statement starting..
Stop reading process output in Python without hang? http://stackoverflow.com/questions/4417962/stop-reading-process-output-in-python-without-hang improve this question # usr bin env python Start process wait 2 seconds kill the process print all process output. import.. process redirect stdout p subprocess.Popen top stdout f # wait 2 seconds time.sleep 2 # kill process #NOTE if it doesn't kill.. kill process #NOTE if it doesn't kill the process then `p.wait ` blocks forever p.terminate p.wait # wait for the process to..
How can I run an external command asynchronously from Python? http://stackoverflow.com/questions/636561/how-can-i-run-an-external-command-asynchronously-from-python I use at the end of the command so that I don't have to wait for it to return. What I am wondering is if this is the proper..
Simple Digit Recognition OCR in OpenCV-Python http://stackoverflow.com/questions/9413216/simple-digit-recognition-ocr-in-opencv-python . c Draws the bounding rectangle around one letter and wait for key press. This time we press the digit key corresponding.. roismall cv2.resize roi 10 10 cv2.imshow 'norm' im key cv2.waitKey 0 if key 27 sys.exit elif key in keys responses.append.. h 0 1 0 255 0 cv2.imshow 'im' im cv2.imshow 'out' out cv2.waitKey 0 And it worked below is the result i got Here it worked..
Python socket accept blocks - prevents app from quitting http://stackoverflow.com/questions/1148062/python-socket-accept-blocks-prevents-app-from-quitting self.serversocket.listen 5 self.start def run self # Wait for connection while not self.quitting rr rw err select.select..
How are you planning on handling the migration to Python 3? http://stackoverflow.com/questions/172306/how-are-you-planning-on-handling-the-migration-to-python-3 I thought why blog about it when I could get points for it Wait until somebody cares. Right now nobody has Python 3. We're not.. reason for it aside from the fact that 3.0 looks shiny. Wait until our dependencies have migrated. A large system like Twisted.. of dependencies so we'll have to wait for those as well. Wait until somebody cares enough to help . There are charitably 5..
How can I port a legacy Java/J2EE website to a modern scripting language (PHP,Python/Django, etc)? http://stackoverflow.com/questions/199556/how-can-i-port-a-legacy-java-j2ee-website-to-a-modern-scripting-language-php-py you've built something you now have an informed opinion. Wait you say. To do step 1 I had to pick a framework. True. Step..
Wait for a single RabbitMQ message with a timeout http://stackoverflow.com/questions/2799731/wait-for-a-single-rabbitmq-message-with-a-timeout for a single RabbitMQ message with a timeout I'd like to send..
How do I pass large numpy arrays between python subprocesses without saving to disk? http://stackoverflow.com/questions/5033799/how-do-i-pass-large-numpy-arrays-between-python-subprocesses-without-saving-to-d True proc.start for i in range 3 q.put 'data' # Wait for the computation to finish q.join print arr.shape print arr..
Persistent ssh session to Cisco router http://stackoverflow.com/questions/5238000/persistent-ssh-session-to-cisco-router
How do I stop Tornado web server? http://stackoverflow.com/questions/5375220/how-do-i-stop-tornado-web-server self.server Server self.server.start time.sleep 0.5 # Wait for web server to start def teardown_method self _function self.kstore.stop..
http://stackoverflow.com/questions/541329/is-it-possible-to-programmatically-construct-a-python-stack-frame-and-start-exec of some sort. You have a workflow script which calls the Wait condition in the engine waiting for some condition that will..
Want procmail to run a custom python script, everytime a new mail shows up http://stackoverflow.com/questions/557906/want-procmail-to-run-a-custom-python-script-everytime-a-new-mail-shows-up on stdout . fw means f Consider the pipe as a filter. w Wait for the filter or program to finish and check its exitcode normally..
kill a function after a certain time in windows http://stackoverflow.com/questions/6068361/kill-a-function-after-a-certain-time-in-windows target wrapper args queue 'var' proc.start # Wait for TIMEOUT seconds try timeout 10 result queue.get True timeout.. target wrapper args queue bob proc.start # Wait for TIMEOUT seconds try result queue.get True TIMEOUT except..
Python wait x secs for a key and continue execution if not pressed http://stackoverflow.com/questions/6179537/python-wait-x-secs-for-a-key-and-continue-execution-if-not-pressed Press any key to configure or wait X seconds to continue Wait for example 5 seconds and continue execution or enter a configure..
subprocess.wait() not waiting for Popen process to finish (when using threads)? http://stackoverflow.com/questions/6341358/subprocess-wait-not-waiting-for-popen-process-to-finish-when-using-threads 1 t Thread target worker t.daemon True t.start q.join # Wait for the queue to empty Update 1 I should also add that for some..
Tkinter: Wait for item in queue http://stackoverflow.com/questions/7141509/tkinter-wait-for-item-in-queue Wait for item in queue I ™m using a queue to exchange messages between..
What's the difference between subprocess' Popen and call; how do you use them to do shell redirects? http://stackoverflow.com/questions/7681715/whats-the-difference-between-subprocess-popen-and-call-how-do-you-use-them-to popenargs timeout None kwargs Run command with arguments. Wait for command to complete or timeout then return the returncode..
How can I print and display subprocess stdout and stderr output without distortion? http://stackoverflow.com/questions/7729336/how-can-i-print-and-display-subprocess-stdout-and-stderr-output-without-distorti stdout str stderr str returnCode None while True # Wait for data to become available select.select process.stdout process.stderr.. to make the stdout and stderr pipes non blocking Use WaitForMultipleObjects instead of select to wait for data to become..
Python multiprocessing - Pipe vs Queue http://stackoverflow.com/questions/8463008/python-multiprocessing-pipe-vs-queue queue # Send a lot of stuff to reader reader_p.join # Wait for the reader to finish print Sending s numbers to Queue took.. count queue # Send a lot of stuff to reader queue.join # Wait for the reader to finish print Sending s numbers to JoinableQueue..
How to spawn parallel child processes on a multi-processor system? http://stackoverflow.com/questions/884650/how-to-spawn-parallel-child-processes-on-a-multi-processor-system
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