"    Input:  {
              (host_os)                    - host OS (detect, if omitted)
              (target_os)                  - OS module to check (if omitted, analyze host)
              (device_id)                  - device id if remote (such as adb)

                  or

              (target)                     - if specified, use info from 'machine' module to set up target machine
              (device_cfg)                 - extra machine cfg (if empty, will be filled in from 'machine' description)

              (quiet)                      - do not ask questions, but select random ...
              (skip_welcome)               - if 'yes', do not print welcome header

              (skip_exchange)              - if 'yes', do not exchange platform info
                                            (development mode)

              (skip_gpu_info)              - if 'yes', do not collect GPU info
              (platform_init_uoa)          - if !='', use these platform.init scripts

              (change_user)                - if yes', change user

              (local)                      - if 'yes', use local repo for exchange (local autotuning/benchmarking)
              (exchange_repo)              - which repo to record/update info (remote-ck by default)
              (exchange_subrepo)           - if remote, remote repo UOA

              (force_platform_name)        - if !='', use this for platform name

              (skip_info_collection)       - if 'yes', skip info collection - useful when running scenarios remotly for mobile devices

              (crowdtuning_type)           - (by default = random-crowdtuning)

              (update_platform_init)       - update platform.init scripts (ask user)
            }

    Output: {
              return           - return code =  0, if successful
                                             >  0, if error
              (error)          - error text if return > 0

              platform_info    - output of ck detect platform
              user             - user email/ID
            }

"