How to use bool function in python

This article mainly explains "how to use the bool function in python". The content in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "how to use the bool function in python".

Examples of specific usage are as follows:

Python 3.7.1 (default, Dec 14 2018, 13:28:58)

[Clang 4.0.1 (tags/RELEASE_401/final)]:: Anaconda, Inc. On darwin

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> > bool ()

False

> bool (0)

False

> > bool (1)

True

> bool (2)

True

> issubclass (bool,int)

True

> bool ('')

True

> > bool (")

False

> > bool (")

True

> bool ('')

False

> bool ('A')

True

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