anchor.diff:  
           let arguments =
               match args, isUnit with
  -            | [], _ -> Arguments.arguments(args=[ Arg.arg(Python.Identifier("_unit")) ], defaults=[ Expression.none() ])
  +            | [], true -> Arguments.arguments(args=[ Arg.arg(Python.Identifier("_unit")) ], defaults=[ Expression.none() ])
               // So we can also receive unit
               | _, true -> Arguments.arguments(args |> List.map Arg.arg, defaults=[ Expression.none() ])
               | _ -> Arguments.arguments(args |> List.map Arg.arg)
  
positive.code:     let getUniqueIdentifier (name: string): Python.Identifier =
          do index.MoveNext() |> ignore
          let idx = index.Current.ToString()
          Python.Identifier($"{name}_{idx}")
  
      let toSnakeCase = applyCaseRule CaseRules.SnakeCase
  
  
negative.code:         Expression.emit (value, args, ?loc=range)
  
      let undefined range: Expression =
          Expression.none()
  
      let getGenericTypeParams (types: Fable.Type list) =
          let rec getGenParams = function
  