parameters: ()
docstring: Wait all async operation to finish in MXNet
  
      This function is used for benchmark only
docstring_summary: Wait all async operation to finish in MXNet
docstring_tokens: Wait all async operation to finish in MXNet
function: def waitall():
      """Wait all async operation to finish in MXNet
  
      This function is used for benchmark only
      """
      check_call(_LIB.MXNDArrayWaitAll())
function_tokens: def waitall ( ) : check_call ( _LIB . MXNDArrayWaitAll ( ) )