python repl

A Python REPL (Read-Eval-Print Loop) is an interactive environment where you can enter Python code, have it executed immediately, and see the results. You can use a Python REPL to experiment with Python code, test small code snippets, and quickly see the output.

To access a Python REPL, you can follow these steps:

1. Open a terminal or command prompt on your computer.
2. Type “python” or “python3” (depending on your Python installation) and press Enter. This will launch the Python REPL.

Here’s an example of what you might see when you open the Python REPL:

Python 3.9.7 (default, Sep  3 2021, 09:36:53)
[GCC 10.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>>

You’ll see the Python version information, and the >>> prompt, which indicates that you can start entering Python code.

For example, you can enter simple expressions:

>>> 2 + 2
4

Or define variables and perform operations:

>>> x = 5
>>> y = 10
>>> x + y
15

To exit the Python REPL, you can type exit() or press Ctrl+D (or Ctrl+Z on Windows) and Enter.

The Python REPL is a handy tool for quickly trying out Python code and testing ideas without the need to write and execute a full script. It’s a valuable resource for learning and experimenting with Python programming.