text: from subprocess import Popen
  
  from oautom.execution.execution import Execution
  
  
  class BashExecution(Execution):
  
      def __init__(self, name, flow: 'Flow', command: str):
          super().__init__(name, flow)
          self._command = command
          self._proc = None  # type: Popen
  
      def run(self):
          super().run()
          self._proc = Popen(self._command, shell=True)
  
      def check(self) -> bool:
          check = False
          if self._proc:
              self._proc.poll()
              check = self._proc.returncode is not None
  
          return check
  
  