Category "subprocess"

python subprocess can’t print last line with PIPE

p =Popen('cmd.exe',shell=True,stdin=PIPE,stdout=PIPE,bufsize=0) def run(): global p while True: line = p.stdout.read(1) if not line: #

How can subprocess be used in a class and tested in python

I have an executable that has many options and I wish to create classes. e.g. the exec has options that can copy rows of a file, rename parts of a file, compres

Parallelizing different functions at the same time in python

I want to execute f1 and f2 at the same time. but the following code doesn't work! from multiprocessing import Pool def f1(x): return x*x def f2(x): return x

IPython - pipe multiple subprocesses and show result of final one to stdout

There are a lot of questions related to this one but none seems to work for my case: 1-https://stackoverflow.com/questions/9655841/python-subprocess-how-to-use-

Using subprocess.check_output for a command with 2>/dev/null

I am on Mac OS X Yosemite 10.10 and Python 2.7. If I type the following: du -g -d1 /Users 2> /dev/null in the command line, everything works perfectly. No

How to fix wmctrl Cannot open display when Python open subprocess

This is my program, and it works very well. import subprocess result = subprocess.check_output("wmctrl -l",shell=True,stderr=subprocess.STDOUT) result = resul

Python subprocess.Popen() not running command

I'm trying to use subprocess.Popen() to run a command in my script. The code is: output = Popen(["hrun DAR_MeasLogDump " + log_file_name], stdout=subprocess.PI

subprocess.Popen Argument list is too long

I use proc = subprocess.Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE,

How to run Python subprocess and stream but also filter stdout and stderr?

I have a server-like app I want to run from Python. It never stops until user interrupts it. I want to continuously redirect both stdout and stderr to parent wh

read subprocess stdout line by line

My python script uses subprocess to call a linux utility that is very noisy. I want to store all of the output to a log file and show some of it to the user.

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