Introduction to Python Programming

\t

tabs over five spaces

\n

moves to front of next line

\r

moves to front of current line

\\

displays \ when printed

\”

displays “ when printed

\’

displays ‘ when printed

“““ Comment “““

Same as #Comment

boolean

True or false

integer

A whole number

float

a decimal number

string

A series of character - this can be letters, number, or words

list

A series of variables

tuple

An unchangeable list

print(“Hello” * 3)

HelloHelloHello

+

Addition

-

Subtraction

*

Multiplication

/

Division

//

Floor division (returns only integer)

%

Modulus (Returns only remainder)

**

Exponential

def book(title, author)

Placeholder values are used when defining a function for the first time to play with/modify

parameter

A placeholder variable used to help define a function, which can be used like any other variable in the definition. This value must be filled when the function is called.

Argument

The value that fills the function’s parameter when the function is called

Default Value

A predefined value assigned to a function’s parameter, it is used when no argument is provided for that parameter during a function call.

Return

returns a value so that it can be used outside of the function body

return value

The resulting value from a function, useful for using a value outside of that function.

Composable

The ability to combine functions to create more complex operations by using one function’s output or logic as input for another.

Global

A keyword to use in a function to modify a global variable

Global Variable

A variable that can be used everywhere in the program

Local Variable

A variable that only exists within the function/loop it is created in

Scope

Where a variable can exist within a program