old_contents: """Parent class for most other classes related to FMOD Stdio."""
  
  from ..utils import ckresult
  from .library import get_library
  
  
  class StudioObject:
      """A base FMOD studio object."""
  
      function_prefix = ''  # to be overridden in subclasses
      
      def __init__(self, ptr):
          """Constructor.
  
          :param ptr: The pointer representing this object.
          """
          self._ptr = ptr
          self._lib = get_library()
  
      def _call(self, specific_function_suffix, *args):
          func_name = "%s_%s" % (self.function_prefix, specific_function_suffix)
          print(func_name)
          result = getattr(self._lib, func_name)(self._ptr, *args)
          ckresult(result)
  
      def __eq__(self, other):
          if isinstance(other, self.__class__):
              return self._ptr.value == other._ptr.value
          return False
  
      @property
      def is_valid(self):
          """Check that the System reference is valid and has been initialized.
          """
          func_name = "%s_%s" % (self.function_prefix, "IsValid")
          result = getattr(self._lib, func_name)(self._ptr)
          return bool(result)
  
new_contents: """Parent class for most other classes related to FMOD Stdio."""
  
  from ..utils import ckresult
  from .library import get_library
  
  
  class StudioObject:
      """A base FMOD studio object."""
  
      function_prefix = ''  # to be overridden in subclasses
      
      def __init__(self, ptr):
          """Constructor.
  
          :param ptr: The pointer representing this object.
          """
          self._ptr = ptr
          self._lib = get_library()
  
      def _call(self, specific_function_suffix, *args):
          func_name = "%s_%s" % (self.function_prefix, specific_function_suffix)
          result = getattr(self._lib, func_name)(self._ptr, *args)
          ckresult(result)
  
      def __eq__(self, other):
          if isinstance(other, self.__class__):
              return self._ptr.value == other._ptr.value
          return False
  
      @property
      def is_valid(self):
          """Check that the System reference is valid and has been initialized.
          """
          func_name = "%s_%s" % (self.function_prefix, "IsValid")
          result = getattr(self._lib, func_name)(self._ptr)
          return bool(result)
  
subject: Update studio_object.py