Python for Robotics III (Control Flow)

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Resources, Slides and Guides: https://github.com/Bakel-Bakel/aurora...
Extra Study Material: https://github.com/Bakel-Bakel/aurora...
Workshop Practicals: https://github.com/Bakel-Bakel/aurora...
Workshop Practical Solutions: https://github.com/Bakel-Bakel/task-4...
Workshop Docs: https://github.com/Bakel-Bakel/roboti...

About Video:
The video provides an overview of several Python operators and control flow statements, including a brief introduction to Python functions.

Operators

The speaker reviews several types of operators:
Assignment Operators - The video mentions the addition assignment operator, subtraction assignment operator, multiplication assignment operator, and division assignment operator.
Modulus Operator - This operator gives the remainder of a division.
Identity Operators - These include is and is not.
Membership Operators - These include in and not in, which are used to check if something is contained within something else.
Control Flow Tools

The discussion covers control flow statements, which are divided into conditional statements and loops. Control flow statements are used to manage the flow of logic.

Conditional Statements - The speaker focuses on if and else statements. The structure of a conditional statement is discussed, noting that conditional statements should end with a colon (:). The else if (elif) statement is also introduced to handle additional conditions.

Loops - The video covers for loops and while loops.
For Loops - These are used to iterate through a sequence (like a list) without having to write multiple statements. An example demonstrates using a for loop to print all items in a list.
While Loops - These are often used for "forever loops". The speaker demonstrates how to use a condition that eventually becomes false to stop a while loop from running infinitely.
Print Statements and F-Strings

The speaker discusses different ways to print information:
Basic Print Statement - Used to print a direct string.
F-strings - These are introduced as a dynamic way to print strings that include variable values. An f-string is created by placing an f before the quotation marks, and the variable is enclosed in curly braces {} within the string.
.format() method - This is another method for formatting strings, allowing variables to be passed into bracket spaces in the string. The order of variables can be managed using indices inside the braces.

Functions

The video concludes with an introduction to Python functions.
Syntax - The basic syntax for defining a function is the def keyword, followed by the function name, parentheses, and a colon.
Parameters and Arguments - Variables defined within the function's parentheses are called parameters (e.g., X and Y in the function definition), while the values passed when calling the function are called arguments.
Keyword Arguments - The speaker briefly explains keyword arguments, noting the rule that positional arguments must come before any keyword argument in the function call.

Return Statement - The return statement is used to give a function a value that can be reused. If a function does not have a return statement, it returns the default value of None. The return statement should always be the last line in the function's definition.