parameters: (graph=None)
return_statement: return training_util.get_or_create_global_step(graph)
docstring: Returns and create (if necessary) the global step tensor.
  
    Args:
      graph: The graph in which to create the global step tensor. If missing, use
        default graph.
  
    Returns:
      The global step tensor.
docstring_summary: Returns and create (if necessary) the global step tensor.
docstring_tokens: Returns and create ( if necessary ) the global step tensor .
function: def get_or_create_global_step(graph=None):
    """Returns and create (if necessary) the global step tensor.
  
    Args:
      graph: The graph in which to create the global step tensor. If missing, use
        default graph.
  
    Returns:
      The global step tensor.
    """
    return training_util.get_or_create_global_step(graph)
function_tokens: def get_or_create_global_step ( graph = None ) : return training_util . get_or_create_global_step ( graph )