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This article is to share with you about the use of the lambda function in python. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

The lambd function is a function that can take any number of parameters and return a single expression value. The lambda function is relatively portable, that is, the anonymous function, as a callback function, is passed to some applications.

The lambda function is a function that can take any number of parameters, including optional parameters, and return a single expression value.

Advantages of lambda function:

1. The lambda function is relatively light, that is, it is still used, which is very suitable for completing a function, but this function is only used in this place, and even the name is very random.

2. Anonymous functions are generally used to provide functional programming services such as filter and map.

3. As a callback function, it is passed to some applications, such as message processing.

The syntax of the lambda function:

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