Question: Consider the following block of code: class MyClass ( object ) : testvar = 2 0 test _ instance = MyClass ( ) test _

Consider the following block of code:
class MyClass ( object ):
testvar =20
test_instance = MyClass()
test_instance.testvar +=10
What is the value of test_instance.testvar?
10
None of these; this throws an error
30
20

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