import pyutil as pyu
pyu.get_local_pyinfo()

print(pyu.ps2("python-dotenv"))

from typing import List

class Solution:
  def myPow(self, x: float, n: int) -> float:
    if n == 0:
      return 1
    if n < 0:
      return 1 / self.myPow(x, -n)
    if n & 1:
      return x * self.myPow(x, n - 1)
    return self.myPow(x * x, n // 2)

new Solution().myPow()