Check if object is a number or boolean

Question

Design a logical expression equivalent to the following statement:

x is a list of three or five elements, the second element of which is

Answer 1

To answer the specific question:

isinstance(x[0], (int, float))

This checks if x[0] is an instance of any of the types in the tuple (int, float).

You can add bool in there, too, but it's not necessary, because bool is itself a subclass of int.

Doc reference:

• isinstance()
• built-in numeric types

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To comment on your current code, you shouldn't rely on interning of short strings. You are supposed to compare strings with the == operator:

x[1] == 'Hip'