upper " "jprint ( ("listing strings in python as you see in the examplethere are many built-in functions form manipulating strings in python the example shows only few of them strings in python are arrays of bytesand we can use index to get specific character within the string as shown in the example code [end of examplestring input python allows for command line input that means we are able to ask the user for input example plotting in python the following example asks for the user' namethenby using the input(methodthe program prints the name to the screenp enter your name input ( print hello listing string input [end of example built-in functions python consists of lots of built-in functions some examples are the print( function that we already have used (perhaps without noticing it is actually built-in functionpython also consists of different moduleslibraries or packages these moduleslibraries or packages consists of lots of predefined functions for different topics or areassuch as mathematicsplottinghandling database systemsetc see section for more information and details regarding this in another we will learn to create our own functions from scratch