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Creating user interfaces
Accessing command-line arguments
Reading a sequence of command-line arguments
Implementation
Working with an argument parser
Reading option-values pairs
A graphical user interface
The Parampool package
Making a compute function
The hard part of the compute function: the HTML code
How to embed a PNG plot in HTML code
Generating the user interface
Running the web application
More advanced use
Computing convergence rates
Estimating the convergence rate \( r \)
Implementation
Execution
Debugging via convergence rates
Software engineering
Making a module
Sketch of the module
Test block
Extended test block
Prefixing imported functions by the module name
Downside of module prefix notation
Doctests
Running doctests
Unit testing with nose
Basic use of nose
Example on a nose test in the source code
Example on a nose test in a separate file
The habit of writing nose tests
Purpose of a test function: raise AssertionError if failure
Advantages of nose
Demonstrating nose (ideas)
Demonstrating nose (code)
Floats as test results require careful comparison
Test of wrong use
Test of convergence rates
Classical unit testing with unittest
Basic use of unittest
Demonstration of unittest
Implementing simple problem and solver classes
What to learn
The problem class
Improved problem class
The solver class
The visualizer class
Combing the classes
Implementing more advanced problem and solver classes
A generic class for parameters
The problem class
The solver class
The visualizer class
Performing scientific experiments
Model problem and numerical solution method
Plan for the experiments
Typical plot summarizing the results
Script code
Comments to the code
Interpreting output from other programs
Code for grabbing output from another program
Code for interpreting the grabbed output
Making a report
Publishing a complete project
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