code: def execute_no_wait(self, cmd, walltime=2, envs={}):
          ''' Execute asynchronousely without waiting for exitcode
  
          Args:
              - cmd (string): Commandline string to be executed on the remote side
              - walltime (int): timeout to exec_command
  
          KWargs:
              - envs (dict): A dictionary of env variables
  
          Returns:
              - None, stdout (readable stream), stderr (readable stream)
  
          Raises:
              - ChannelExecFailed (reason)
          '''
  
          # Execute the command
          stdin, stdout, stderr = self.ssh_client.exec_command(
              self.prepend_envs(cmd, envs), bufsize=-1, timeout=walltime
          )
          return None, stdout, stderf execute_no_wait(self, cmd, walltime=2, envs={}):
          ''' Execute asynchronousely without waiting for exitcode
  
          Args:
              - cmd (string): Commandline string to be executed on the remote side
              - walltime (int): timeout to exec_command
  
          KWargs:
              - envs (dict): A dictionary of env variables
  
          Returns:
              - None, stdout (readable stream), stderr (readable stream)
  
          Raises:
              - ChannelExecFailed (reason)
          '''
  
          # Execute the command
          stdin, stdout, stderr = self.ssh_client.exec_command(
              self.prepend_envs(cmd, envs), bufsize=-1, timeout=walltime
          )
          return None, stdout, stderr
docs: Execute asynchronousely without waiting for exitcode
  
          Args:
              - cmd (string): Commandline string to be executed on the remote side
              - walltime (int): timeout to exec_command
  
          KWargs:
              - envs (dict): A dictionary of env variables
  
          Returns:
              - None, stdout (readable stream), stderr (readable stream)
  
          Raises:
              - ChannelExecFailed (reason)