Python Online Compiler

Write, Run & Share Python code online using OneCompiler's Python online compiler for free. It's one of the robust, feature-rich online compilers for Python language, running on the latest version 3. Getting started with the OneCompiler's Python editor is simple and pretty fast.

About Python

Python is a very popular general-purpose programming language, created by Guido van Rossum and released in 1991. It is very popular for web development and machine learning.

Key features

Free
Online
Real-time output
Easy & fast
No setup or installation required

Taking inputs (stdin)

OneCompiler's Python online editor supports stdin and users can give inputs to programs using the STDIN textbox under the I/O tab.

name = input("Enter your name: ")
print("Hello", name)

Variables

Variables are containers for storing data values. Python has no command for declaring a variable.

x = 5
name = "Alice"
print(x, name)

Loops

for i in range(5):
    print(i)

n = 0
while n < 3:
    print(n)
    n += 1

Functions

def greet(name):
    return f"Hello, {name}!"

print(greet("World"))