Python stdout windows

Using the following line will store only the major version number in temp. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Asked 3 years, 5 months ago. Active 3 years, 4 months ago. Viewed 1k times. But I can't capture it! Gant Laborde Gant Laborde 5, 1 1 gold badge 19 19 silver badges 30 30 bronze badges. Add a comment. Active Oldest Votes.

When you run this code, it will write out two lines of text to your file and one to stdout. As usual, we reset stdout at the end of the function. Python 3. Let's try using that to create a context manager to redirect stdout:.

This code is a little simpler because the built-in function does all the yielding and resetting of stdout automatically for you. Otherwise, it works in pretty much the same way as our custom context manager.

I have written about redirecting stdout in wxPython on several occasions. The following code is actually from an article I wrote in and updated in This code just creates a simple frame with a panel that contains a multi-line text control and a button.

Whenever you press the button, it will print out some text to stdout, which we have redirected to the text control. Give it a try to see how well it works! Now you know several different methods for redirecting stdout to files. Some methods are better than others. Personally I thought it was cool that Python 3 now has a context manager built-in just for this purpose.

Speaking of which, Python 3 also has a function for redirecting stderr. All of these examples can be modified slightly to support redirecting stderr or both stdout and stderr. The very last thing we touched on was redirecting stdout to a text control in wxPython. This can be really useful for debugging or for grabbing the output from a subprocess, although in the latter case you will need to print out the output to have it redirected correctly. Search for:.

Cross-Platform Python. In this article we will look at the following: Redirecting stdout to a file simple The Shell redirection method Redirecting stdout using a custom context manager Python 3's contextlib. Entrepreneur, Founder, Author, Blogger, Trainer, and more. Check out my profile. Table of Contents show. Python print to stderr. Python take input from stdin.

Python stdout. Read from stdin in python. Bijay Kumar. Facebook Twitter LinkedIn.