Python - using functions, objects and modules.
Exercises, examples and other material relating to training module Y200. This topic is presented on public courses Learning to program in Python
, Python Programming
, Intermediate Python
You won't want to rewrite code that's already written, and
Python has a rich array of such code - much of your code will
involve bolting together standard code provided to you as
modules, functions, objects and methods. This module shows
you how to make use of such facilities, and how to find out
what's available and how it works.
Related technical and longer articlesPython Calling functions and methods. Using objects and modules.
|Articles and tips on this subject||updated|
Python's decorators allow you to wrap a function within another. You might want to do this to report on or log some of your functions, to set timers, or to add other behaviousr to a whole group of functions. Decorators also allow you to modify the calling sequence to your methods (but be careful!); ...
|4438||Loving programming in Python - and ready to teach YOU how|
I like programming in Java, but I love programming in Python. It's been a real pleasure to get back to Python this morning. I'm teaching a private course in Cambridge this week, and a public python course the following week. And a new example as work my hand back in ...
Scenario - I require to read ...
|418||Difference between import and from in Python|
Python's "import" loads a Python module into its own namespace, so that you have to add the module name followed by a dot in front of references to any names from the imported module that you refer to:
duster = feathers.ostrich("South Africa")
"from" loads a Python module into the current ...
Examples from our training material
|appy|| Calling a method which alters the object it runs on|
|aug13_train.py|| Inheritance, factory, etc |
|biff|| Some built in functions|
|fromlist|| bring module into current namespace|
|importlist|| bring module into its own namespace|
|lenco|| functions v methods|
Some modules are available for download
as a sample of our material or under an Open Training Notes License
for free download from [here]
Topics covered in this module
Built in functions.
Passing parameters in and out.
Methods on built in data types.
Loading modules - from v import.
Calling functions and methods from modules.
Learning about methods in a standard module.
A caution on globals and statics.
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