Print(“Hello world”)

To print "Hello world" in Python, you can use the `print()` function. Here's a simple example:

```python
# Print "Hello world" to the console
print("Hello world")
```

You can run this code in a Python interpreter or save it to a file with a `.py` extension and run it using a Python interpreter.

If you're using an IDE (Integrated Development Environment) like PyCharm, Visual Studio Code, or Spyder, you can create a new Python file, paste this code, and run it by clicking the "Run" button or pressing a keyboard shortcut.

Alternatively, you can use a Python online compiler or a Jupyter notebook to run this code.

Note: Make sure you have Python installed on your system before running this code.