When to use "while" or "for" in Python - Stack Overflow
May 28, 2009 · When I should use a while loop or a for loop in Python? It looks like people prefer using a for loop (for brevity?). Is there any specific situation which I should use one or the other? Is it a mat...
python - How to emulate a do-while loop? - Stack Overflow
1128 I need to emulate a do-while loop in a Python program. Unfortunately, the following straightforward code does not work: ... Instead of "1,2,3,done", it prints the following output: ... What can I do in order …
python - How do I plot in real-time in a while loop? - Stack Overflow
I am trying to plot some data from a camera in real time using OpenCV. However, the real-time plotting (using matplotlib) doesn't seem to be working. I've isolated the problem into this simple exa...
How to break out of while loop in Python? - Stack Overflow
Jan 30, 2013 · 8 Don't use while True and break statements. It's bad programming. Imagine you come to debug someone else's code and you see a while True on line 1 and then have to trawl your way …
How to properly use "while not" loops in python? - Stack Overflow
Dec 14, 2020 · I am learning python since a couple of days now. I did understand the concept of while and for loops in general. However, at the moment I am trying to understand the code written for a …
Using or in a while loop (Python) - Stack Overflow
My code never goes out of the while loop even if the variable is assigned 1 or 2 or 3. Am I missing something here or doing something wrong? I never read any documentation about Python that said …
syntax - python while loop - Stack Overflow
Apr 19, 2010 · Here is what merge looks like with a for loop: ... As a newbie, you should learn about and get very comfortable with a concept called "list comprehensions". Using a list comprehension, you …
Python : How does `while` loop work in python when reading lines ...
Jun 16, 2016 · How does while loop work in python when reading lines? state=True #can be set to {anyInterger,True,False} while state: #do a task #if task done change state to exit loop so depending …
python - How can I break out of multiple loops? - Stack Overflow
This uses the for / else construct explained at: Why does python use 'else' after for and while loops? Key insight: It only seems as if the outer loop always breaks. But if the inner loop doesn't break, the outer …
python - Is the continue statement necessary in a while loop? - Stack ...
I'm confused about the use of the continue statement in a while loop. In this highly upvoted answer, continue is used inside a while loop to indicate that the execution should continue (obviously)...