file-descriptor

Writing to File descriptor 0 (STDIN) only affects terminal. Program doesn't read Question: I’m studying file descriptors and I’m trying to simulate an input for FD 0 (STDIN). I’m testing in a linux environment. My intention is to write, via terminal, simulating an standard input to the code Here is my python code: import sys …

What can lead to "IOError: [Errno 9] Bad file descriptor" during os.system()? Question: I am using a scientific software including a Python script that is calling os.system() which is used to run another scientific program. While the subprocess is running, Python at some point prints the following: close failed in file object destructor: IOError: [Errno …