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Subject: how to get the ordinal number in list
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Xref: csiph.com comp.lang.python:75921

 >>> x=["x1","x3","x7","x5"]
 >>> y="x3"

  how can i get the ordinal number by some codes?

for id ,value in enumerate(x):
     if y==value : print(id)

Is more simple way to do that?