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

How to Remove a Trailing Newline?

Use str.rstrip() to remove a trailing newline. Given a string s, create a new one without trailing newline character by calling s.rstrip(‘\n’). If you need the string stored in the original variable, simply assign the result to the original variable. Here’s an example: This actually removes all trailing newline characters: If you want to remove … Read more

Python Nested Multiple Ternary Operators

In which order does the nested ternary operator evaluate its conditions? Short Answer: The nested ternary operator ‘1’ if x else ‘2’ if y else ‘3’ evaluates the condition from left to right, i.e., ‘1’ if x else (‘2’ if y else ‘3’). In short, first condition first! Problem Formulation Given a nested ternary operator … Read more

C贸mo convertir una lista de cadenas en una lista de n煤meros en coma flotante (flotantes) en Python

La forma m谩s pit贸nica de convertir una lista de cadenas en una lista de flotantes es usar una comprensi贸n de listas floats = [float(x) for x in strings]. Recorre todos los elementos de la lista y convierte cada elemento de la lista x en un flotante utilizando la funci贸n incorporada float(x). Este art铆culo muestra las … Read more

Python __annotations__ Attribute

Annotations are defined in PEP 3107 allow you to add arbitrary metadata to the parameters and return values of functions. The __annotations__ attribute of a function object stores those annotations in a dictionary mapping function parameters or the return value to the specified annotations. Let’s have a look at a couple of examples next. Parameter … Read more