Published inExplorations in Python·Jun 4Member-onlyImage Editing with NumPy Part 1: IntroThe first in a series of articles on editing images in Python using the NumPy library. Overview I’ve written a few articles on the Pillow library which is used for manipulating images in Python. It’s an excellent library for editing entire images as a single entity but if you need to…Python6 min readPython6 min read
Published inExplorations in Python·Jun 3Member-onlyPlaying With Bits in Python Part 1: Representing IntegersThe first in a series of articles on dropping down to the level of bits and bytes in Python. Overview Python is a high level programming language and Python programmers rarely if ever need to dive down to the level of bits and bytes, the building blocks of both variables and…Python8 min readPython8 min read
Published inExplorations in Python·Jun 1Member-onlyNoughts and Crosses with PyGame Part 2Overview This is the second and final part of my short series on developing a Noughts and Crosses / Tic Tac Toe game using PyGame. In the first part I created the user interface, including a few buttons and radio buttons, and also added mouse click event handlers. …Python5 min readPython5 min read
Published inExplorations in Python·May 31Member-onlyNoughts and Crosses with PyGame Part 1A Python and PyGame implementation of the Noughts and Crosses / Tic Tac Toe game. Overview A while ago I wrote a Noughts and Crosses game (or Tic Tac Toe if you prefer) in Python with a Curses-enhanced console user interface. …Python10 min readPython10 min read
Published inExplorations in Python·Mar 11Member-onlyCalculating F-Stop Ratios in PythonExploring the mathematics behind camera lens apertures and f-stop ratios with a bit of help from Python. Camera Lenses and Apertures Anyone attempting to take their photography beyond what is possible with a smartphone or simple fully automatic camera will have to get their head round the baffling topic of lens apertures and f-stop…Programming9 min readProgramming9 min read
Published inExplorations in Python·Feb 15Member-onlyScientific Notation in PythonIn this article I will write a simple module to display very large or very small numbers in scientific notation in a more appealing format than that used by Python. Scientific Notation It is common to show very large or very small numbers such asMathematics8 min readMathematics8 min read
Published inExplorations in Python·Feb 8Member-onlyMathematical Symbols in PythonI often use mathematical symbols in Python code which results in me scrabbling around to find the ones I need so I decided to write a simple module to simplify the process, which I will describe in this article. Overview The Unicode character encoding system currently (version 15.0, released September 2022)…Python6 min readPython6 min read
Published inExplorations in Python·Jan 25Member-onlyCreating an Angle Class in PythonIn this project I will write a Python class to represent angles in various units, and provide a selection of arithmetic and comparison operators. Overview There is a surprising number of different units used to measure angles. …Python7 min readPython7 min read
Published inExplorations in Python·Sep 13, 2022Member-onlyPlotting Mathematical Functions in Python Part 1There is a wealth of information out there on plotting mathematical functions in Python, typically using NumPy to create a set of y values for a range of x values and plotting them with Matplotlib. In this article I will write a simple but powerful function to abstract away much…Mathematics5 min readMathematics5 min read
Published inExplorations in Python·Sep 12, 2022Member-onlyExploring Radioactive Decay Half-Lives in PythonIn this article I will briefly explain radioactive decay and the concept of half-lives, and then go on to write Python code to illustrate the underlying mathematics. Radioactive Decay and Half-Lives All atoms of a particular chemical element have a fixed number of protons in their nuclei, and this is what defines an atom…Python6 min readPython6 min read
