[GitHub] tinkerpop issue #908: TINKERPOP-2017 Add check for Column in `by(Function)`

[twilmes]

Github user twilmes commented on the issue:

    https://github.com/apache/tinkerpop/pull/908
  
    Looks good @yura-ata. Did you re-target `master` again for a particular 
reason?
    
    VOTE: +1


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