code: def _makedirs(name, mode=0o777, exist_ok=False):
      
      head, tail = os.path.split(name)
      if not tail:
          head, tail = os.path.split(head)
      if head and tail and not os.path.exists(head):
          try:
              _makedirs(head, exist_ok=exist_ok)
          except OSError as e:
              if e.errno != errno.EEXIST:
                  raise
          cdir = os.curdir
          if isinstance(tail, bytes):
              cdir = bytes(os.curdir, "ASCII")
          if tail == cdir:
              return
      try:
          os.mkdir(name, mode)
      except OSError:
          if not exist_ok or not os.path.isdir(name):
              raise
docs: Source: https://github.com/python/cpython/blob/
          3ce3dea60646d8a5a1c952469a2eb65f937875b3/Lib/os.py#L196-L226