The goal here is to run a new python file in a new shell from and existing python file in an existing shell. Say i have two files, aaa.py and bbb.py. Lets say for simplicity that all aaa.py does is…
I am trying to use Sailfish, which takes multiple fastq files as arguments, in a ruffus pipeline. I execute Sailfish using the subprocess module in python, but <() in the subprocess call does not work even when I set shell=True.
subprocess.call(["/home/myuser/run.sh", "/tmp/ad_xml", "/tmp/video_xml"]) RIght now I have a script that I run. When I run it and it hits this line, it starts printing stuff because run.sh has prints in it. How do I pipe this to a text file also? (And also print, if possible) Answers: Thank you for visiting the Q&A section on … Read more
I want to run a command in pythong, using the subprocess module, and store the output in a variable. However, I do not want the command’s output to be printed to the terminal. For this code: def storels(): a = subprocess.Popen("ls",shell=True) storels() I get the directory listing in the terminal, instead of having it stored … Read more
I am trying to get python’s subprocess.call method to accept some args commands through a list (consisting of a sequence of strings) as advised in the python documentation. To explore this behavior before putting it into my actual script, I opened up IPython, ran some commands involving different combinations of shell settings and args commands … Read more
I need to do something like this post, but I need to create a subprocess that can be given input and give output many times. The accepted answer of that post has good code…
The child process is started with
I need to run the command date | grep -o -w '"+tz+"'' | wc -w using Python on my localhost. I am using subprocess module for the same and using the check_output method as I need to capture the output for the same.
I have a python subprocess that I’m trying to read output and error streams from. Currently I have it working, but I’m only able to read from stderr after I’ve finished reading from stdout. Here’s what it looks like:
I have a simple c++ program that I’m trying to execute through a python script. (I’m very new to writing scripts) and I’m having trouble reading output through the pipe. From what I’ve seen, it seems like readline() won’t work without EOF, but I want to be able to read in the middle of the program and have the script respond to whats being outputted. Instead of reading output, it just hangs
the python script: