Nex-G Innovations

Training Objectives

• Understand the principles of programming in Python
• Use the Python interpreter to write and run Python programs
• Understand Python elements
• Exploit the rich collection of Python libraries and modules
• Recognise variable types
• Use Python operators and built-in functions
• Understand procedure control in Python
• Program file input/output, including persistent data objects
• Create well organised and efficient code using functions and modules
• Use object-oriented programming techniques in Python
• Build robust applications with error trapping and reporting
• Describe the concept of SDN
• Understand the concepts and basic structure of an SDN controller
• Appreciate the functionality and use of the Mininet network emulator
• Examine a small part of an SDN Controller on Mininet to demonstrate network configuration using Python

Training Outline

Python: Introduction

• Features and use
• Installation
• The IDLE editor
• First Program
• Execution
• Documentation
• Object concept

Python: Fundamentals

• Program structure
• Identifiers
• Reserved words
• Lines and indentation
• Multi-line and multiples statements lines
• Quotes
• Comments

Python: Variables And Data Types

• Variables
• Assigning values to variables
• Reading keyboard input
• Printing to the screen
• Standard data types
o Numbers
o Strings
o Lists
o Tuples
o Dictionaries

• Type conversion

Python: Operators

• Arithmetic Operators
• Relational Operators
• Assignment Operators
• Logical Operators
• Bitwise Operators
• Membership Operators
• Identity Operators

Python: Flow Control Constructs

• Conditional statements
o if ... else
o if ... elif
o Nested if

• Loop statements
o while
o for
o Nested loops

• Loop Control Statements
o break
o continue
o pass

Python: Functions

• Creating functions
• Def statement
• Calling functions
• Scoping variables
• Passing arguments

Python: Modules

• Modules explained
• Standard modules
• Coding a module
• Importing a module
• Passing arguments

Python: File I/O

• File manipulation concepts
• Opening and closing files
• File object attributes
• Reading from files
• Writing to files
• File positioning

Python: Pattern Matching

• Pattern Matching Principles
• re module
• Pattern matching with re
• re patterns
• re modifiers
• match function
• search function

Python: OO

• OO Concepts
• OO Terminology
• Garbage Collection
• Creating classes
• Creating instance objects
• Accessing attributes
• Class inheritance
• Overriding and overloading
• Data hiding

Python: Exceptions

• Exception concepts
• Default handler
• Predefined exceptions
• Handling an exception
• Raising an exception
• user-defined exceptions

SDN: Overview

• SDN Background
• Cloud computing
• Fundamental SDN characteristics
• SDN operation
• SDN devices
• SDN controller
• SDN applications

MININET: Overview

• Mininet background
• Architecture
• Use
• Mininet CLI commands
• Mininet walkthrough

SDN: Controller Emulation

• Example SDN controller configuration
• Mininet setup
• Mininet Configuration
• Building Python Code
• Running an application