Python - Object Oriented Linux Scripting Environment

*
o Basics
+ Discuss Python's capabilities & features
+ Identify location of pre-installed Python 2.3x
+ Discuss Python's Interactive interface
+ Use the interactive interface to ouput basic expressions
+ Hello World
+ Identify reserved keywords
+ Escape sequences & escape character exploration
+ Define Python script using Linux SHEBANG header
+ Execute Python scripts using the Python interpreter directly
+ Discuss data types including strings, integers, lists, tuples, dictionaries, etc.
+ Define standard variable types
+ Use the print function to examine ouput of variables and expressions
+ Use the type function to resolve data type
+ Use the id function to expose the memory location of the stored variable
+ Explain and define references and integrate with the id function
+ Comments definition
+ Perform basic arithmetic to illustrate the PEMDAS order of operations and examine how to alter it
o
o General Python Information I
+ Explain and illustrate STDIN usage
+ Examine the input function
+ Examine the raw_input function
+ Compare and contrast between input and raw_input functions
+ Define small script to make use of input/raw_input and basic math functions
+ Python Function concepts, applications and definition
o
o String Manipulation
+ Define and ascertain the length of strings
+ String extraction using list elements and list slicing
+ Discuss immutable and mutable data types
+ Loop through string slices using for loops
+ Compare strings using string operators
+ Discuss Python's object-oriented nature of various modules including classes and methods
+ Import strings module
+ Convert strings to upper and lower case using strings module methods
+ Split strings into lists
+ Join lists into strings
o
o List Manipulation
+ Define lists
+ Discuss and Define tuples
+ Compare and contrast lists and tuples
+ Reverse lists
+ Append lists
+ Extend lists
+ Nest lists
+ Define multi-dimensional lists
+ Stack Lists using Last In First Out (LIFO) using the pop function
+ Define First In First Out (FIFO) lists to emulate queueing using the pop function
+ Insert values into various positions of the list
+ Use ranges to generate integers
+ Lists with Integers
+ Lists with Strings
+ Emulate standard UNIX Syslog logfile format using Lists
+ Parse emulated logfile format using the Split function
+ Recap list manipulation using integers, strings and various list methods
+ Explain and define Dictionaries - key/value pairs similar to Hashes in Perl
o
o Control Structures
+ IF - Defintion and usage
+ Discuss the importance of indentation
+ Else/Elif - comparisons against integers and strings
+ Comparison negation
+ Write script to perform conditional testing
+ Import sys module to evaluate positional parameters using ARGV
+ Define script which requires minimum number of command-line arguments
+ Nest multiple if/elif statements to match logic
+ Explain how for loops work in Python
+ for loops definition and usage
+ Iterate through lists of strings using for loops
+ Integrate for loops with string manipulation functions and log file parsing
+ Define and use While loops
+ Define and examine the consequences of incorrect logic with an infinite while loop
+ Integrate while loop with raw_input function to obtain data from the end-user
+ Discuss file handle concepts and applications
+ Use control structures to generate output for use in File I/O exercises
+ Use the open function to read a file into a file handle
+ Iterate through the lines within the opened file using readline functions, etc.
+ Open file handles for writing
+ Open multiple file handles
+ Write strings to files using string formatting options and variable substitution
+ Parse source file by extracting columns to be stored in destination file
+ Regular Expressions
+ Discuss Regular Expressions
+ Import Regular Expressions module (re) for usage
+ Implement Regular Expressions (REs)
+ Regular Expressions Matching of strings and variables
+ REGEX Repeaters
+ Integrate Regular Expressions with text file processing
+ Exception Handling
+ Try & Except
+ Modules
+ Identification of default Python modules
+ Import modules (sys, os, etc.) for usage
+ Use the dir function to ascertain the classes and methods available within modules
+ Use the SHUTIL module for advanced, high-level File I/O (Copy, Move, etc.)
+ Python - Syslog integration
+ Define script using the Syslog module to log to syslog
+ Common Gateway Interface
+ CGI Discussion and applications
+ Implement Python CGI with Apache 2.x
+ Evaluate results of CGI integration
+ Globbing

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