python字符串之间的相似度比较

import difflib

a= "[instance:   *]   VM   *   (Lifecycle  Event)"
c= "[instance:   *]   VM  Resumed   (Lifecycle  Event)"


print(difflib.SequenceMatcher(None,a,c).ratio())

#0.9052631578947369



python有较全的库来自动比较，很方便