python-3.x Archives

A general tree implementation?

January 17, 2021 Ogima Cooper

Question or problem about Python programming: I want to build a general tree whose root node contains ‘n’ children, and those children may contain other children….. How to solve the problem: Solution 1: A tree in Python is quite simple. Make a class that has data and a list of children. Each child is an […]

How to properly use coverage.py in Python?

January 15, 2021 Simon Abital

Question or problem about Python programming: I’ve just started using Coverage.py module and so decided to make a simple test to check how it works.

Microsoft Visual C++ Compiler for Python 3.4

January 15, 2021 James Cameron

Question or problem about Python programming: I know that there is a “Microsoft Visual C++ Compiler for Python 2.7” but is there, currently or planned, a Microsoft Visual C++ Compiler for Python 3.4 or eve Microsoft Visual C++ Compiler for Python 3.x for that matter? It would be supremely beneficial if I didn’t have to […]

Python is a powerful general-purpose programming language.

Nested f-strings

January 15, 2021 Simon Abital

Question or problem about Python programming: Thanks to David Beazley’s tweet, I’ve recently found out that the new Python 3.6 f-strings can also be nested:

Which key failed in Python KeyError?

January 15, 2021 Odhran Miss

Question or problem about Python programming: If I catch a KeyError, how can I tell what lookup failed?

How to make a variable inside a try/except block public?

January 15, 2021 Ogima Cooper

Question or problem about Python programming: How can I make a variable inside the try/except block public?

How do I use cache_clear() on python @functools.lru_cache

January 14, 2021January 17, 2021 Odhran Miss

Question or problem about Python programming: The documentation states:

Iterate over individual bytes in Python 3

January 14, 2021January 17, 2021 Andrew Rocky

Question or problem about Python programming: When iterating over a bytes object in Python 3, one gets the individual bytes as ints:

Iterate through dictionary values?

January 14, 2021 Jeffrey Schneider

Question or problem about Python programming: Hey everyone I’m trying to write a program in Python that acts as a quiz game. I made a dictionary at the beginning of the program that contains the values the user will be quizzed on. Its set up like so:

Using multiple Python engines (32Bit/64bit and 2.7/3.5)

January 14, 2021 Oceane Wilson

Question or problem about Python programming: I would like to use Python for scientific applications and after some research decided that I will use Anaconda as it comes bundled with loads of packages and add new modules using conda install through the cmd is easy.