anchor.diff:      let mutable NInput = notLoading
       let mutable NOutput = notLoading
   
  -    let buildModel cfgPath =
  +    let buildModel restart cfgPath =
   
           let mb = ModelBuilder<single> "FracSigmoid"
           let nBatch  = mb.Size "nBatch"
  
positive.code: 
  type TrainArgs =
      | [<MainCommand; ExactlyOnce; Last; Mandatory>] CfgFile of filename:string
      with
      interface IArgParserTemplate with member s.Usage = "self-explaining"
  
  
negative.code: 
          | Train args ->
              let cfgFile = args.GetResult <@ CfgFile @>
              let restart = args.Contains <@ Restart @>
              let mi, predFn, trainFn = buildModel restart cfgFile
              let tr = trainFn ()
              printfn "%A" tr.Best 
              printfn "Used config was %s" cfgFile
  
          0