Writing Functions
Parts of a Function
Declaration : It starts with the
def
keyword.Name : The identifier for the function like
ninja_controller
,loot_box
, etc.Parameters : Variables listed in parentheses that accept values when the function is called.
Body : A block of code indented under the function declaration, which performs the function's actions.
Return Value : Optional statement to output a value. Without it, functions return
None
.
Example
ninja.py
ninja_controller
: Controls the ninja by callingloot_box
twice and moving right four times.loot_box
: Defines a set of actions (moving, picking sushi) for the ninja.Parameter: Both functions take a ninja object that has methods like
go_right()
,go_up()
, etc.
Task
Swipe to start coding
Solution
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SectionΒ 3. ChapterΒ 2