authorName: 
experimentName: 
trialConcurrency: 
maxExecDuration: 
maxTrialNum: 
#choice: local, remote
trainingServicePlatform: 
searchSpacePath: 
#choice: true, false
useAnnotation: 
tuner:
  tunerCommand: 
  tunerCwd: 
  tunerGpuNum: 
assessor:
  assessorCommand: 
  assessorCwd: 
  assessorGpuNum: 
trial:
  trialCommand: 
  trialCodeDir: 
  trialGpuNum: 
#machineList can be empty if the platform is local
machineList:
  - ip: 
    port: 
    username: 
    passwd: