In Python, **kwargs is a syntax used in function definitions to accept a variable number of keyword arguments. It allows you to pass a variable number of keyword arguments to a function.
The ** syntax before the kwargs variable name in the function definition unpacks any additional keyword arguments into a dictionary that the function can use. This dictionary contains the name of the keyword argument as the key and its corresponding value as the value.
Here's an example:
def my_func(**kwargs):
for key, value in kwargs.items():
print(key, value)
my_func(a=1, b=2, c=3)
In this example, my_func takes any number of keyword arguments, and then loops through them and prints out their names and values. When the function is called with my_func(a=1, b=2, c=3), it will print out:
a 1 b 2 c 3
The **kwargs syntax can be very useful when you need to create functions that can accept a variable number of keyword arguments.
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