text: """
  Exception for errors raised by QCGPU simulators
  """
  
  from qiskit import QiskitError
  
  
  class QCGPUSimulatorError(QiskitError):
      """Base class for errors raised by simulators."""
  
      def __init__(self, *message):
          """Set the error message"""
          super().__init__(*message)
          self.message = ' '.join(message)
  
      def __str__(self):
          """Return the message"""
          return repr(self.message)
  