import pyutil as pyu
pyu.get_local_pyinfo()

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

from typing import List

class Solution:
  def simplifyPath(self, path: str) -> str:
    stack = []

    for str in path.split('/'):
      if str in ('', '.'):
        continue
      if str == '..':
        if stack:
          stack.pop()
      else:
        stack.append(str)

    return '/' + '/'.join(stack)

new Solution().simplifyPath()