Python实现filter函数实现字符串切分

Filesystem   Size Used Avail Use% Mounted on
/dev/vda1    40G 3.1G  35G  9% /
tmpfs      939M   0 939M  0% /dev/shm

if __name__ == '__main__':
  line = '/dev/vda1    40G 3.1G  35G  9% /'
  arr = line.split()
  print(arr) # ['/dev/vda1', '40G', '3.1G', '35G', '9%', '/']

if __name__ == '__main__':
  line = '/dev/vda1    40G 3.1G  35G  9% /'
  # arr = line.split()
  # print(arr)

  ret = list(filter(None, line.split(' ')))
  print(ret) #['/dev/vda1', '40G', '3.1G', '35G', '9%', '/']