old_contents: import sys
  import datetime
  import csv
  
  from django.core.management.base import BaseCommand, CommandError
  from django.conf import settings
  from django.utils import timezone
  from radio.models import *
  
  class Command(BaseCommand):
      help = 'Import talkgroup info'
  
      def add_arguments(self, parser):
          parser.add_argument('file')
  
      def handle(self, *args, **options):
          f_name = options['file']
          export_tg_file(f_name)
  
  
  def export_tg_file(file_name):
      ''' Using the talkgroup file from trunk-recorder'''
      talkgroups = TalkGroup.objects.all()
      with open(file_name, "w") as tg_file:
          for t in talkgroups:
              alpha = t.alpha_tag
              description = t.description
              hex_val = str(hex(t.dec_id))[2:-1].zfill(3)
              try:
                  alpha = alpha.rstrip()
              except AttributeError:
                  pass
              try:
                  description = description.rstrip()
              except AttributeError:
                  pass
              common = ''
              if(t.common_name):
                  common = t.common_name
              tg_file.write("{},{},{},{},{},{}\n".format(t.dec_id,hex_val,t.mode,alpha,description,t.priority))
  
  
new_contents: import sys
  import datetime
  import csv
  
  from django.core.management.base import BaseCommand, CommandError
  from django.conf import settings
  from django.utils import timezone
  from radio.models import *
  
  class Command(BaseCommand):
      help = 'Import talkgroup info'
  
      def add_arguments(self, parser):
          parser.add_argument('file')
          parser.add_argument(
              '--system',
              type=int,
              default=-1,
              help='Export talkgroups from only this system',
         )
  
  
      def handle(self, *args, **options):
          export_tg_file(options)
  
  
  def export_tg_file(options):
      ''' Using the talkgroup file from trunk-recorder'''
      file_name = options['file']
      system = options['system']
      talkgroups = TalkGroup.objects.all()
      if system >= 0:
          talkgroups = talkgroups.filter(system=system)
      with open(file_name, "w") as tg_file:
          for t in talkgroups:
              alpha = t.alpha_tag
              description = t.description
              hex_val = str(hex(t.dec_id))[2:-1].zfill(3)
              try:
                  alpha = alpha.rstrip()
              except AttributeError:
                  pass
              try:
                  description = description.rstrip()
              except AttributeError:
                  pass
              common = ''
              if(t.common_name):
                  common = t.common_name
              tg_file.write("{},{},{},{},{},{}\n".format(t.dec_id,hex_val,t.mode,alpha,description,t.priority))
  
  
subject: Add system support to export talkgroups