docs: def cudnnCreateConvolutionDescriptor():
      """"
      Create a convolution descriptor.
  
      This function creates a convolution descriptor object by allocating the memory needed to
      hold its opaque structure.
  
      Returns
      -------
      convDesc : cudnnConvolutionDescriptor
          Handle to newly allocated convolution descriptor.
      """
  
      convDesc = ctypes.c_void_p()
  
      status = _libcudnn.cudnnCreateConvolutionDescriptor(ctypes.byref(convDesc))
      cudnnCheckStatus(status)
  
      return convDesc.value