text: import sys
  
  
  def getmembers(obj, pred=None):
      res = []
      for name in dir(obj):
          val = getattr(obj, name)
          if pred is None or pred(val):
              res.append((name, val))
      res.sort()
      return res
  
  def isfunction(obj):
      return isinstance(obj, type(isfunction))
  
  def isgeneratorfunction(obj):
      return isinstance(obj, type(lambda:(yield)))
  
  def isgenerator(obj):
      return isinstance(obj, type(lambda:(yield)()))
  
  class _Class:
      def meth(): pass
  _Instance = _Class()
  
  def ismethod(obj):
      return isinstance(obj, type(_Instance.meth))
  
  def isclass(obj):
      return isinstance(obj, type)
  
  def ismodule(obj):
      return isinstance(obj, type(sys))
  
  
  def getargspec(func):
      raise NotImplementedError("This is over-dynamic function, not supported by MicroPython")
  
  def getmodule(obj, _filename=None):
      return None  # Not known
  
  def getmro(cls):
      return [cls]
  
  def getsourcefile(obj):
      return None  # Not known
  
  def getfile(obj):
      return "<unknown>"
  
  def getsource(obj):
      return "<source redacted to save you memory>"
  
  
  def currentframe():
      return None
  
  def getframeinfo(frame, context=1):
      return ("<unknown>", -1, "<unknown>", [""], 0)
  