[Python] How to find the expected number of parameter for unknown class instantiation...

I have the type of an unknown class stored in a variable

a_type = UnknownType


I want to know how many parameters are expected by this type to be instantiated.

something like this:

expected_number_of_arg = nb_args(a_type)
# where expected_number_of_args = 0 if a_type can be instantiated like this a_type()


Is this possible in python?

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