Temporarily Redirect stdout/stderr
Is it possible to temporarily redirect stdout/stderr in Python (i.e. for the duration of a method)?
Is it possible to temporarily redirect stdout/stderr in Python (i.e. for the duration of a method)?
There are several ways to write to stderr:
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:
My python code:
Consider the following (slightly silly) script name ‘test1.sh’:
Say I run some processes:
According to this answer by schily, less reads navigation commands from stderr if it’s not able to open /dev/tty.
The system may provide non-standard extensions. These are features not required by POSIX.1-2008 and may include, but are not limited to: […] Additional character special files with special properties (for example, /dev/stdin, /dev/stdout, and /dev/stderr)
I’m running into issues with redirection in tcsh.
I’m using bash script on AMazon Linux. When I want to redirect stderr and stdout to a file, I can run