IHTM Python PCEP Hello World

Module 1
operations, basic operators,data types, variables,
basic input-output
Hello, world!

Module 1 Hello, World
Module Objective
how to write
and run simple
Python
programs;
what Python
literals,
operators, and
expressions
are;
what variables
are and what
are the rules
that govern
them;
how to
perform basic
input and
output
operations.

Hello, World!
Print("Hello, World!")
print()
An effect A result The argument(s)

Function
checks if the name specified is legal
checks if the function's requirements for the number of
arguments allows you to invoke the function in this way
checks if the function's requirements for the number of
arguments allows you to invoke the function in this way
leaves your code for a moment and jumps into
the function you want to invoke
returns to your code and resumes its execution
Function_name(argument)

The print() function
What is the effect the print() function causes?
• takes its arguments
• converts them into human-readable form
• sends the resulting data to the output device
What arguments does print() expect?
• all types of data: strings, numbers, characters, logical
values, objects
What value does the print() function return?
• None. Its effect is enough.

The print() function - instructions
print("The itsy bitsy spider climbed up the waterspout.")
print()
print("Down came the rain and washed the spider out.")
The itsy bitsy spider climbed up the waterspout.
Down came the rain and washed the spider out.

The escape and newline characters
print("The itsy bitsy spidernclimbed up the waterspout.")
print()
print("Down came the rainnand washed the spider out.")
The itsy bitsy spider
climbed up the waterspout.
Down came the rain
and washed the spider out.

Using multiple arguments
print("The itsy bitsy spider" , "climbed up" , "the waterspout.")
The itsy bitsy spider climbed up the waterspout.

Passing the arguments
print("My name is", "Python.")
print("Monty Python.")
My name is Python.
Monty Python.

The keyword arguments 1
print("My name is", "Python.", end=" ")
print("Monty Python.")
My name is Python. Monty Python.
Keyword
argument
A
keyword(en
d)
An equal
sign(=)
A value

The keyword arguments 2
print("My", "name", "is", "Monty", "Python.", sep="-")
My-name-is-Monty-Python.
print("My", "name", "is", sep="_", end="*")
print("Monty", "Python.", sep="*", end="*n")
My_name_is*Monty*Python.*

Key takeaways
• Built-in function: print()
• Python 3.8 with 69 built-in functions
• To call a function
• Strings are delimited with quotes
• Computer programs are collections of instructions
• The backslash ()
• Positional arguments
• Keyword arguments: end, sep

LAB Practice
1. The print() function
2. Formatting the output

IHTM Python PCEP Hello World

More Related Content

What's hot (6)

Similar to IHTM Python PCEP Hello World (20)

More from IHTMINSTITUTE (19)

Recently uploaded (20)

IHTM Python PCEP Hello World