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python Programming Glossary: process.stdout.readline

Python C program subprocess hangs at “for line in iter”

http://stackoverflow.com/questions/20503671/python-c-program-subprocess-hangs-at-for-line-in-iter

. main stdout subprocess.PIPE while True for line in iter process.stdout.readline '' print line but this is not working. From using print statements.. it runs the .Popen line then waits at for line in iter process.stdout.readline '' until I press Ctrl C. Why is this This is exactly what most.. stdbuf oL . main stdout PIPE bufsize 1 for line in iter process.stdout.readline b'' print line process.communicate # close process' stream wait..

How to capture Python interpreter's and/or CMD.EXE's output from a Python script?

http://stackoverflow.com/questions/24931/how-to-capture-python-interpreters-and-or-cmd-exes-output-from-a-python-script

stderr subprocess.PIPE x process.stderr.readline y process.stdout.readline process.wait See the Python subprocess module for information..

Constantly print Subprocess output while process is running

http://stackoverflow.com/questions/4417546/constantly-print-subprocess-output-while-process-is-running

process for new output until finished while True nextline process.stdout.readline if nextline '' and process.poll None break sys.stdout.write..

Stop reading process output in Python without hang?

http://stackoverflow.com/questions/4417962/stop-reading-process-output-in-python-without-hang

threading def read_output process append for line in iter process.stdout.readline append line def main # start process redirect stdout process.. collections.deque maxlen number_of_lines for line in iter process.stdout.readline q.append line signal.alarm 0 # cancel alarm except Alarm process.terminate.. This approach works only on nix systems. It might block if process.stdout.readline doesn't return. threading.Timer solution import collections..

Keep a subprocess alive and keep giving it commands? Python

http://stackoverflow.com/questions/9322796/keep-a-subprocess-alive-and-keep-giving-it-commands-python

PIPE stdout PIPE process.stdin.write 'Hello n' print repr process.stdout.readline # Should print 'Hello n' process.stdin.write 'World n' print.. print 'Hello n' process.stdin.write 'World n' print repr process.stdout.readline # Should print 'World n' # cat will exit when you close stdin...