Part of the reason this is possible is that Python uses a smaller number of variable types as compared with, say, Java. There are no “Booleans” in Python for example.

This appears to be the case. I'm not a python programmer, but a quick google shows that you've assigned a reference, because the type is mutable. So var1 and var2 are references to the same object ...

Among the improvements, Luciana de Melo e Abud, program manager, highlighted the new variable explorer functionality in an announcement post. "The Python Interactive experience now comes with a ...