How to replace a string conditionally in Python?
I need to look for a substring in a string and if I don't find it, perform an action. So I do this, and it works fine:if 'AAA' not in myString: print "AAA is not in myString"What I need, however, is to...
View ArticleAnswer by Christian Dean for How to replace a string conditionally in Python?
I don't want my script to notice any presence of "XAAA" when it does if 'AAA' not in myString.You can first remove any occurrences of the sub-string XAAA from myString, and then test if AAA is not a...
View ArticleAnswer by Gribouillis for How to replace a string conditionally in Python?
I like re module solutionsif not re.search(r'(?<!X)AAA', myString): ...
View ArticleAnswer by Anthony Pham for How to replace a string conditionally in Python?
There are two ways.You can remove XAAA from the string then compare:if 'AAA' not in myString.replace('XAAA', ''): # do somethingOr you can check for it first then compare:if 'XAAA' not in myString: if...
View ArticleAnswer by Mike Robinson for How to replace a string conditionally in Python?
Regular expressions might serve you extremely-well here.For instance, you could match the string against the so-called "regex,"/[^X]?AAA/.This regex tests for the existence of any string AAA which is...
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