Q.

Is the following Python code valid? >>> a,b=1,2,3

A. yes, this is an example of tuple unpacking. a=1 and b=2
B. yes, this is an example of tuple unpacking. a=(1,2) and b=3
C. no, too many values to unpack
D. yes, this is an example of tuple unpacking. a=1 and b=(2,3)
Answer» C. no, too many values to unpack
Explanation: for unpacking to happen, the number of values of the right hand side must be equal to the number of variables on the left hand side.
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