Using Vantage driver version 3.0.7 (weewx.drivers.vantage)
Querying...
Davis Vantage EEPROM settings:

    CONSOLE TYPE:                   VantagePro2

    CONSOLE FIRMWARE:
      Date:                         Sep 29 2009
      Version:                      1.90

    CONSOLE SETTINGS:
      Archive interval:             0 (seconds)
      Altitude:                     0 (foot)
      Wind cup type:                small
      Rain bucket type:             0.01 inches
      Rain year start:              0
      Onboard time:                 2016-07-17 01:30:06

    CONSOLE DISPLAY UNITS:
      Barometer:                    inHg
      Temperature:                  degree_F
      Rain:                         inch
      Wind:                         mile_per_hour

    CONSOLE STATION INFO:
      Latitude (onboard):           +0.0
      Longitude (onboard):          +0.0
      Use manual or auto DST?       AUTO
      DST setting:                  N/A
      Use GMT offset or zone code?  ZONE_CODE
      Time zone code:               0
      GMT offset:                   N/A

    TRANSMITTERS:
      Channel 1:                    iss
      Channel 2:                    iss
      Channel 3:                    iss
      Channel 4:                    iss
      Channel 5:                    iss
      Channel 6:                    iss
      Channel 7:                    iss
      Channel 8:                    iss

    RECEPTION STATS:
      Total packets received:       9
      Total packets missed:         0
      Number of resynchronizations: 0
      Longest good stretch:         9
      Number of CRC errors:         0

    BAROMETER CALIBRATION DATA:
      Current barometer reading:    29.494 inHg
      Altitude:                     82 feet
      Dew point:                    45 F
      Virtual temperature:          51 F
      Humidity correction factor:   29
      Correction ratio:             1.000
      Correction constant:          +0.000 inHg
      Gain:                         1.000
      Offset:                       0.000

Traceback (most recent call last):
  File "/usr/bin/wee_device", line 54, in <module>
    main()
  File "/usr/bin/wee_device", line 51, in main
    device.configure(config_dict)
  File "/usr/share/weewx/weewx/drivers/__init__.py", line 69, in configure
    self.do_options(options, parser, config_dict, prompt)
  File "/usr/share/weewx/weewx/drivers/vantage.py", line 1830, in do_options
    self.show_info(station)
  File "/usr/share/weewx/weewx/drivers/vantage.py", line 1992, in show_info
    Outside Humidity:             %(outHumid)+.0f%%""" % calibration_dict
TypeError: format requires a mapping