Python 3 latest code crumbs
NumPy float types: a demonstration of precision
Oct 11, 2022 by erik
The different NumPy float types allow us to store floats in different precision, dependent on the number of bits we allow the float to use. The larger the number of allowed bits, the more precision our array’s elements will have....
Create an iterable with a constructor
May 24, 2022 by erik
Add a constructor to the
EvenNumbers class that accepts a parameter called
max comes instead of the hard-coded value of 8. So the iterator must return values until it reaches this max value, but it must include the...
Python pass statement
May 10, 2022 by erik
Python has a special keyword called
pass. The Python pass keyword tells Python to do nothing at all. In other words: just pass this line of code and continue. If you are used to programming in C-like languages, you probably...
Convert JSON to YAML using Python
May 6, 2022 by erik
If you need to convert JSON to YAML, you can simply parse the JSON with the built-in JSON library. In the next step, you can use the PyYAML module to convert the object to YAML. In this example, we open...
Quickly print your Python variables with this f-string trick
Apr 20, 2022 by erik
There's an easy way to print the contents of variables by using f-strings. Using this trick, Python prints both the variable name and its value. This is useful for debugging purposes!...