Python Fundamentals

Python interpreter

To run Python programs, you will need the Python interpreter and possibly a graphical editor. A Python interpreter executes Python code (sometimes called programs).

Comments

• Using the hash-mark sign (#)

# This is a comment.
# This is a comment.
# This is a comment.

• Using the three double quotes

"""
This is a multiline command
This is a multiline command
This is a multiline command
"""

Run Python

We can start a Python program with the terminal or command line. This works on all platforms (Mac OS, Windows, Linux).

To start the program, we have to open the command line and type:

python hello.py