OverflowError: (34, 'Numerical result out of range') in writing a custom implementation of pow(x,n) Question: While implementing pow(x, n), for (x=2,and n=-2147483648), I am getting the below error: Code : class Solution: def myPow(self, x, n): flag = n < 0 n = -1 * n if flag else n ans = None if n …
Does Python optimize tail recursion? Question: I have the following piece of code which fails with the following error: RuntimeError: maximum recursion depth exceeded I attempted to rewrite this to allow for tail call optimization (TCO). I believe that this code would have been successful if a TCO had taken place. def trisum(n, csum): if …
Explain to me what the big deal with tail-call optimization is and why Python needs it Question: Apparently, there’s been a big brouhaha over whether or not Python needs tail-call optimization (TCO). This came to a head when someone shipped Guido a copy of SICP, because he didn’t "get it." I’m in the same boat …
