getattr object method from string

class Printer( object ):

  def foo( self ):
    print "hi"


class MyExec( object ):

  def myrun( self, object_instance, method_name ):
    print type( object_instance )
    if hasattr( object_instance, method_name ):
      print "has", method_name
      method_to_call = getattr( object_instance, method_name )
      print type( method_to_call )
      method_to_call()



if __name__ == "__main__":
  p = Printer()
  p.foo()

  me = MyExec()
  me.myrun( p, "foo" )