Python ODB watch

odb-cbtest.py

#!/usr/bin/env python3

import midas
import midas.frontend
import midas.event

class RunControl(midas.frontend.EquipmentBase):
   
   def __init__(self, client):

      equip_name = "odbtest"

      default_common = midas.frontend.InitialEquipmentCommon()
      default_common.equip_type = midas.EQ_PERIODIC
      default_common.buffer_name = "SYSTEM"
      default_common.trigger_mask = 0
      default_common.event_id = 2
      default_common.period_ms = 1000
      default_common.read_when = midas.RO_ALWAYS

      default_settings = {
         "Board startup mode": ["none"] * 19,
         "Enable ADC sampling": [False] * 19,
         "Power enable": [False] * 19,
         "Overcurrent": [False] * 19,
         "Channel ratemeter": [0] * 19,
      }

      midas.frontend.EquipmentBase.__init__(self, client, equip_name, default_common, default_settings)

      self.set_status("Initialized")

   def readout_func(self):
      None

   def detailed_settings_changed_func(self, path, idx, new_value):
      print(f'detailed_settings_changed_func: {path}[{idx}] - new value {new_value}')

class MyFrontend(midas.frontend.FrontendBase):

   def __init__(self):
      midas.frontend.FrontendBase.__init__(self, "testfe")
      self.add_equipment(RunControl(self.client))

   def begin_of_run(self, run_number):
      self.set_all_equipment_status("FE running", "greenLight")
      self.client.msg("Frontend has seen start of run number %d" % run_number)
      return midas.status_codes["SUCCESS"]

   def end_of_run(self, run_number):
      self.set_all_equipment_status("FE finished", "greenLight")
      self.client.msg("Frontend has seen end of run number %d" % run_number)
      return midas.status_codes["SUCCESS"]

if __name__ == "__main__":
   my_fe = MyFrontend()
   my_fe.run()