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python Programming Glossary: os.devnull

How to hide output of subprocess in Python 2.7

http://stackoverflow.com/questions/11269575/how-to-hide-output-of-subprocess-in-python-2-7

output to DEVNULL import os import subprocess FNULL open os.devnull 'w' retcode subprocess.call 'echo' 'foo' stdout FNULL stderr..

How do I get all of the output from my .exe using subprocess and Popen?

http://stackoverflow.com/questions/12600892/how-do-i-get-all-of-the-output-from-my-exe-using-subprocess-and-popen

input even an empty one set stdin import os with open os.devnull 'rb' as DEVNULL output qx cmd stdin DEVNULL # use subprocess.DEVNULL.. os from subprocess import STDOUT check_call as x with open os.devnull 'rb' as DEVNULL open 'output.txt' 'wb' as f x cmd stdin DEVNULL..

Cross platform /dev/null in Python

http://stackoverflow.com/questions/2929899/cross-platform-dev-null-in-python

process. python share improve this question How about os.devnull import os f open os.devnull w zookeeper.set_log_stream f share..

Why is printing to stdout so slow? Can it be sped up?

http://stackoverflow.com/questions/3857052/why-is-printing-to-stdout-so-slow-can-it-be-sped-up

s n cmd t cmd print with stdout dev null sys.stdout file os.devnull w startTime_s time.time for x in range lineCount fp.write line..

How do I prevent a C shared library to print on stdout in python?

http://stackoverflow.com/questions/5081657/how-do-i-prevent-a-c-shared-library-to-print-on-stdout-in-python

contextmanager @contextmanager def stdout_redirected to os.devnull ''' import os with stdout_redirected to filename print from..

Python: Temporarily Redirect stdout/stderr

http://stackoverflow.com/questions/6796492/python-temporarily-redirect-stdout-stderr

self.old_stderr if __name__ '__main__' devnull open os.devnull 'w' print 'Fubar' with RedirectStdStreams stdout devnull stderr..

How to temporary hide stdout or stderr while running a unittest in Python

http://stackoverflow.com/questions/8522689/how-to-temporary-hide-stdout-or-stderr-while-running-a-unittest-in-python

sys os _stderr sys.stderr _stdout sys.stdout null open os.devnull 'wb' sys.stdout sys.stderr null print Bleh sys.stderr _stderr..

spawning process from python

http://stackoverflow.com/questions/972362/spawning-process-from-python

# redirect stdin stdout and stderr to dev null os.open os.devnull os.O_RDWR # standard input 0 os.dup2 0 1 os.dup2 0 2 # and finally..

Redirecting FORTRAN (called via F2PY) output in Python

http://stackoverflow.com/questions/977840/redirecting-fortran-called-via-f2py-output-in-python

will run fortran function # open 2 fds null_fds os.open os.devnull os.O_RDWR for x in xrange 2 # save the current file descriptors..