launch

   1 #!/usr/bin/env python3
   2 # -*- coding: utf-8 -*-
   3 """Sima
   4 """
   5
   6 import logging
   7 import sys
   8
   9 from os.path import isfile
  10 ##
  11
  12 from sima import core
  13 from sima.plugins.crop import Crop
  14 from sima.plugins.addhist import History
  15 from sima.lib.logger import set_logger
  16 from sima.lib.simadb import SimaDB
  17 from sima.utils.config import ConfMan
  18 from sima.utils.startopt import StartOpt
  19 from sima.utils.utils import exception_log
  20 ##
  21
  22
  23 def main():
  24     """Entry point, deal w/ CLI and starts application
  25     """
  26     info = dict({'version': core.__version__,})
  27     # StartOpt gathers options from command line call (in StartOpt().options)
  28     sopt = StartOpt(info)
  29     # set logger
  30     verbosity = sopt.options.get('verbosity', 'warning')
  31     cli_loglevel = getattr(logging, verbosity.upper())
  32     set_logger(level=verbosity)
  33     logger = logging.getLogger('sima')
  34     logger.setLevel(cli_loglevel)
  35     # loads configuration
  36     conf_manager = ConfMan(logger, sopt.options)
  37     config = conf_manager.config
  38     logger.setLevel(getattr(logging,
  39                     config.get('log', 'verbosity').upper()))  # pylint: disable=E1103
  40
  41     logger.debug('Command line say: {0}'.format(sopt.options))
  42
  43     # Create Database
  44     if (sopt.options.get('create_db', None)
  45        or not isfile(conf_manager.db_file)):
  46         logger.info('Creating database in "{}"'.format(conf_manager.db_file))
  47         open(conf_manager.db_file, 'a').close()
  48         SimaDB(db_path=conf_manager.db_file).create_db()
  49         if sopt.options.get('create_db', None):
  50             logger.info('Done, bye...')
  51             sys.exit(0)
  52
  53     logger.info('Starting...')
  54     sima = core.Sima(config, conf_manager.db_file)
  55     sima.register_plugin(Crop)
  56     sima.register_plugin(History)
  57     try:
  58         sima.run()
  59     except KeyboardInterrupt:
  60         logger.info('Caught KeyboardInterrupt, stopping')
  61         sima.shutdown()
  62
  63
  64 # Script starts here
  65 if __name__ == '__main__':
  66     # pylint: disable=broad-except
  67     try:
  68         main()
  69     except Exception:
  70         exception_log()
  71
  72
  73 # VIM MODLINE
  74 # vim: ai ts=4 sw=4 sts=4 expandtab