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Python Introduction | JNTUA | R19 | UNIT 1 | Functions
The document discusses functions in Python programming, including math functions, function composition, adding new functions, and the flow of execution. It explains that the math module contains mathematical functions that must be imported and can then be accessed by specifying the module and function name separated by a dot. The flow of execution is described as functions being called in the program code and then executed with their own block of statements before returning.
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Python Introduction | JNTUA | R19 | UNIT 1 | Functions
- 1. Python Programming By Mr. RajaBhargava Assistant professor Computer science and Engineering Visvodaya Technical Academy, Kavali UNIT-I Lecture 7 Functions (Part 2)
- 2. 1. Math functions 2.Composition 3. Adding new functions 4. Flow of execution
- 3. Module Set of functions Math Module Setof mathematical functions What is math module?
- 4. Before we canuse the module, we must import it as mentioned below: Import math This statement creates a module named math. What is math module?
- 5. To access oneof the functions in the module, you must specify the name of the module and the name of the function, separated by a dot. math.sqrt(4) What is math module?
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- 9. Function: Statement 1 Statement 2 Statement3 Statement 4 …. …. Program: Statement 1 Statement 2 Call function Statement 3 Call function …. …. Executed Flow of execution (one function)
- 10. Function1: Statement 1 Statement 2 Callfunction2 Statement 3 …. …. Program: Statement 1 Statement 2 Call function1 Statement 3 Statement 4 …. …. Executed Function2: Statement 1 Statement 2 Statement 3 Statement 4 …. …. Executed Flow of execution (Two functions)