from ctypes import windll
from string import ascii_uppercase


class Drives:
    def __init__(self):
        self.list = self.getDrives()

    @staticmethod
    def getDrives():
        drives = []
        bitmask = windll.kernel32.GetLogicalDrives()

        for letter in ascii_uppercase:
            if bitmask & 1:
                drives.append(letter)
            bitmask >>= 1

        return drives