How To Apply A Function To Each Element Of A Dictionary?

This article shows you how to apply a given function to each element of a Python dictionary. The most Pythonic way to apply a function to each element of a Python dict is combining the dictionary comprehension feature and the dict.items() method like so: {k:f(v) for k,v in dict.items()} Note: All the solutions provided below … Read more

How to Make a Beep Sound in Python? [Linux/macOS/Win]

Windows: How to Make Beep in Python To make a beep sound in Python on your Windows machine: Import the library using: import winsound Call windsound.Beep(frequency, duration) for your desired frequency (in Hertz) and duration (in milliseconds). For example, winsound.Beep(2000, 1500) would make a sound with 2000 Hz for 1.5 seconds. Here’s the relevant code … Read more

What’s the Difference Between exit(0) and exit(1) in Python?

The function calls exit(0) and exit(1) are used to reveal the status of the termination of a Python program. The call exit(0) indicates successful execution of a program whereas exit(1) indicates some issue/error occurred while executing a program. What is the Exit Code? Let’s have a look at some examples to get a clear picture … Read more

Python Print Without Parentheses

Parentheses are used to initiate a function call in Python. Here are three examples: f() calls custom function f without an argument, print(‘hello world’) calls built-in function print with the string argument ‘hello world’, and range(2, 10, 3) calls built-in function range on the integer arguments 2, 10, and 3. A common question among Python … Read more