How do I import a class into another class?

To import java package into a class, we need to use java import keyword which is used to access package and its classes into the java program. Use import to access built-in and user-defined packages into your java source file so that your class can refer to a class that is in another package by directly using its name.

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Why we should not use import *?

Using import * in python programs is considered a bad habit because this way you are polluting your namespace , the import * statement imports all the functions and classes into your own namespace, which may clash with the functions you define or functions of other libraries that you import.

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