Evolution of a Python Programmer
import operator f = lambda n: reduce(operator.mul, range(1,n+1))... (more…)
Read more »Python: default argument blunders
A few minutes ago a friend sent me the following code, and told me its misbehaving: def foo(l=[]): l.append(“hello!”) print(l) foo() foo() Instead of printing [“hello”] twice, it printed [“hello”, “hello”]. Any ideas why? what’s going on? I’ll… Read more