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📜  python join multiple strings忽略无和空字符串 - Python代码示例

📅  最后修改于: 2022-03-11 14:45:53.531000             🧑  作者: Mango

代码示例2
# Concatenates string variables a and b with ' - ' or Coalesces them if one is None
'-'.join([x for x in (a,b) if x])