Python - function to do string comparison

Python - function to do string comparison

References

Reference NO 1

http://stackoverflow.com/questions/15194642/python-function-to-do-string-comparison

Reference NO 2

http://stackoverflow.com/questions/319426/how-do-i-do-a-case-insensitive-string-comparison-in-python

Reference NO 3

http://docs.python.org/library/stdtypes.html

Reference NO 4

http://www.linuxtopia.org/online_books/programming_books/python_programming/python_ch12s04.html

Reference NO 5

http://eric_rollins.home.mindspring.com/introProgramming/ch7.html

Reference NO 6

http://zetcode.com/lang/python/strings/

Reference NO 7

http://www.gossamer-threads.com/lists/python/python/86974

Reference NO 8

http://en.wikipedia.org/wiki/Comparison_of_programming_languages_(string_functions)