docstr: Gets DALI's current CUDA stream.
docstr_tok: ["Gets","DALI","'s","current","CUDA","stream","."]
code: def current_stream():
      """Gets DALI's current CUDA stream."""
      return _CUDAStream(
          nvidia.dali.python_function_plugin.current_dali_stream()
      )
  
imports: import nvidia.dali.python_function_plugin
  from nvidia.dali import backend
  from nvidia.dali import ops
  from nvidia.dali.ops import _registry
  from nvidia.dali.data_node import DataNode
  from nvidia.dali.pipeline import Pipeline
  from nvidia.dali.types import CUDAStream
label_desc: Use image node_id 1 for calling the PythonFunction obj's underlying member method code with example usage: obj.current_stream() and returns: _CUDAStream