code: def _tensor_conversion_packed_var_and_device(
      var, dtype=None, name=None, as_ref=False
  ):
      return var._dense_var_to_tensor(
          dtype=dtype, name=name, as_ref=as_ref
      )
  
imports: from tensorflow.python.distribute import device_util
  from tensorflow.python.eager import context
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import tensor_conversion_registry
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import resource_variable_ops
label_desc: Use image node_id 1 for calling a global function with example usage: _tensor_conversion_packed_var_and_device(var, dtype, name, as_ref) and returns: var