text: # python 3 support
  import six
  if six.PY3:
      basestring = str
      long = int
      xrange = range
      unicode = str
  
  
  class FunctionPrototype:
      def toString():
          if not this.is_callable():
              raise TypeError('toString is not generic!')
          args = ', '.join(this.code.__code__.co_varnames[:this.argcount])
          return 'function %s(%s) ' % (this.func_name, args) + this.source
  
      def call():
          arguments_ = arguments
          if not len(arguments):
              obj = this.Js(None)
          else:
              obj = arguments[0]
          if len(arguments) <= 1:
              args = ()
          else:
              args = tuple([arguments_[e] for e in xrange(1, len(arguments_))])
          return this.call(obj, args)
  
      def apply():
          if not len(arguments):
              obj = this.Js(None)
          else:
              obj = arguments[0]
          if len(arguments) <= 1:
              args = ()
          else:
              appl = arguments[1]
              args = tuple([appl[e] for e in xrange(len(appl))])
          return this.call(obj, args)
  
      def bind(thisArg):
          arguments_ = arguments
          target = this
          if not target.is_callable():
              raise this.MakeError(
                  'Object must be callable in order to be used with bind method')
          if len(arguments) <= 1:
              args = ()
          else:
              args = tuple([arguments_[e] for e in xrange(1, len(arguments_))])
          return this.PyJsBoundFunction(target, thisArg, args)
  