Introduction to Computing

Introduction to Python

• Using the python interpreter.
• Outputting text to the console using the print() function.
• Using backward slash (\ ), with no trailing space, to divide long source code lines into multiple lines.

Turtle Graphics

• Drawing simple graphical shapes using turtle graphics library and turtle.forward() function.
• Python indentation with code blocks.
• Defining functions with def keyword to reuse a behavior instead of re-writing the same code over and over.
• Using (calling) functions inside other functions for easier code maintenance and better readability.
• Passing arguments to functions
• Simple arithmetic
• Declaring, assigning, and using variables as data containers such as numbers and string literals.
• Visiting conventions on function and variable naming as well as the reserved keywords of Python programming language.
• Assignment statements in Python using the "=" sign, an assignment operators +=, -=, *=, /=, %=, //=, **=.
• returning values from a function to the calling statement.