如何删除海峡。列表中的空格

Question

A = ["a","b","",c","","d"] 我怎样才能删除海峡。此列表中的空格

Answer 1

A = [s for s in A if s.strip() != '']

或

A = [s for s in A if len(s.strip()) > 0]

Answer 2

A = [s for s in A if s.strip()]

以上代码有效，因为空字符串 - 即 '' - 评估为 False。