January 2023
Intermediate to advanced
472 pages
17h 59m
English
Content preview from Python Tools for Scientists
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11FUNCTIONS AND MODULES
A function is a reusable set of instructions that performs a specific task. When the function completes its task, the flow of execution returns to the proper place in the greater code structure. Modules are programs, usually comprising functions, that perform a task or group of related tasks. Whereas you can define functions in place, you must import modules into a Python program to use them.
Both functions and modules let you simplify code through the process of abstraction. Abstraction is the act of moving the details of some process into a seemingly simpler object away from the main routine. Later, you can perform the ...
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