Need help interpreting Python documentation

Need help interpreting Python documentation

References

Reference NO 1

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

Reference NO 2

http://pypy.readthedocs.org/en/latest/getting-started-python.html

Reference NO 3

http://stackoverflow.com/questions/701802/how-do-i-execute-a-string-containing-python-code-in-python

Reference NO 4

https://developers.google.com/edu/python/introduction

Reference NO 5

https://developer.mozilla.org/en-US/docs/Python

Reference NO 6

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

Reference NO 7

http://www.stat.washington.edu/~hoytak/blog/whypython.html

Reference NO 8

http://oreilly.com/catalog/pythonxml/chapter/ch01.html