Manage exceptions when reading from database

seiscat/editdb.py

@@ -143,7 +143,10 @@ def editdb(config):
  version = args.version
  if eventid == 'ALL':
  eventid = None
- fields, rows = read_fields_and_rows_from_db(config, eventid, version)
+ try:
+ fields, rows = read_fields_and_rows_from_db(config, eventid, version)
+ except (FileNotFoundError, ValueError) as msg:
+ err_exit(msg)
  if not rows:
  if eventid and version:
  msg = f'Event {eventid} version {version} not found in database'

seiscat/plot_map_cartopy.py

@@ -186,7 +186,10 @@ def plot_catalog_map_with_cartopy(config):
  def redraw_gridlines(ax):
  ax.gridlines(**g_kwargs)
  ax.callbacks.connect('xlim_changed', redraw_gridlines)
- events = read_events_from_db(config)
+ try:
+ events = read_events_from_db(config)
+ except (FileNotFoundError, ValueError) as msg:
+ err_exit(msg)
  scale = config['args'].scale
  plot_version_number = config['args'].allversions
  _plot_events(ax, events, scale, plot_version_number)

seiscat/print.py

@@ -81,11 +81,14 @@ def print_catalog(config):
  :param config: config object
  """
  args = config['args']
- if args.format == 'stats':
- _print_catalog_stats(config)
- elif args.format == 'table':
- _print_catalog_table(config, eventid=args.eventid)
- elif args.format == 'csv':
- _print_catalog_csv(config, eventid=args.eventid)
- else:
- err_exit(f'Unknown format "{args.format}"')
+ try:
+ if args.format == 'stats':
+ _print_catalog_stats(config)
+ elif args.format == 'table':
+ _print_catalog_table(config, eventid=args.eventid)
+ elif args.format == 'csv':
+ _print_catalog_csv(config, eventid=args.eventid)
+ else:
+ err_exit(f'Unknown format "{args.format}"')
+ except (FileNotFoundError, ValueError) as msg:
+ err_exit(msg)