Python File not opening file?

Python File not opening file?

References

Reference NO 1

http://stackoverflow.com/questions/13309548/python-ioerror-file-not-open-for-reading

Reference NO 2

http://docs.python.org/release/2.5.2/lib/bltin-file-objects.html

Reference NO 3

http://learnpythonthehardway.org/book/ex15.html

Reference NO 4

http://www.tutorialspoint.com/python/python_files_io.htm

Reference NO 5

http://www.diveintopython.net/file_handling/

Reference NO 6

http://www.blog.pythonlibrary.org/2010/09/04/python-101-how-to-open-a-file-or-program/

Reference NO 7

http://en.wikibooks.org/wiki/Non-Programmer's_Tutorial_for_Python_2.6/File_IO

Reference NO 8

http://www.afterhoursprogramming.com/tutorial/Python/Reading-Files/