$4$

Suppose obj is an instance of some class. This instance has two attributes, $x$ and $y.$ Consider the following statements

PYTHON

$1$ obj.$x=1$

$2$ obj.$y=2$

$3$ obj.$y=$ obj. $x$

$4$ obj. $x=$ obj $*y$

The value of obj.x after these statements are executed is $2$

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