anchor.diff:  type IPythonCompiler =
       inherit Compiler
       abstract AddTypeVar: ctx: Context * name: string -> Expression
  +    abstract AddExport: name: string -> Expression
       abstract GetIdentifier: ctx: Context * name: string -> Identifier
       abstract GetIdentifierAsExpr: ctx: Context * name: string -> Expression
       abstract GetAllImports: unit -> Import list
  +    abstract GetAllExports: unit -> HashSet<string>
       abstract GetAllTypeVars: unit -> HashSet<string>
       abstract GetImportExpr: Context * moduleName: string * ?name: string * ?loc: SourceLocation -> Expression
       abstract TransformAsExpr: Context * Fable.Expr -> Expression * Statement list
  
positive.code:             let name = com.GetIdentifier(ctx, entName + Naming.reflectionSuffix)
  
              expr
              |> declareModuleMember ctx ent.IsPublic name None,
              stmts @ stmts'
  
          stmts
  
negative.code:             Inceptions = this.Inceptions + 1 }
  
      member this.Bind(name: string) =
          this.LocalScope.Add name |> ignore
  
      member this.Bind(ids: Identifier list) =
          for (Identifier name) in ids do
              this.LocalScope.Add name |> ignore
  
  