Added missing return types to functions

[nominatim.git] / nominatim / clicmd / setup.py

diff --git a/nominatim/clicmd/setup.py b/nominatim/clicmd/setup.py
index 20dbba23036bde043add24fb4b3d663f3456626a..d4b5777ed8525b1f4da07ec59b1db9905d8c2fe9 100644 (file)
--- a/nominatim/clicmd/setup.py
+++ b/nominatim/clicmd/setup.py
@@ -40,13 +40,15 @@ class SetupAll:
 
     def add_args(self, parser: argparse.ArgumentParser) -> None:
         group_name = parser.add_argument_group('Required arguments')
-        group1 = group_name.add_mutually_exclusive_group(required=True)
+        group1 = group_name.add_argument_group()
         group1.add_argument('--osm-file', metavar='FILE', action='append',
                            help='OSM file to be imported'
-                                ' (repeat for importing multiple files)')
+                                ' (repeat for importing multiple files)',
+                                default=None)
         group1.add_argument('--continue', dest='continue_at',
                            choices=['import-from-file', 'load-data', 'indexing', 'db-postprocess'],
-                           help='Continue an import that was interrupted')
+                           help='Continue an import that was interrupted',
+                           default=None)
         group2 = parser.add_argument_group('Optional arguments')
         group2.add_argument('--osm2pgsql-cache', metavar='SIZE', type=int,
                            help='Size of cache to be used by osm2pgsql (in MB)')
@@ -69,7 +71,7 @@ class SetupAll:
                             help='Create the database but do not import any data')
 
 
-    def run(self, args: NominatimArgs) -> int: # pylint: disable=too-many-statements
+    def run(self, args: NominatimArgs) -> int: # pylint: disable=too-many-statements, too-many-branches
         from ..data import country_info
         from ..tools import database_import, refresh, postcodes, freeze
         from ..indexer.indexer import Indexer
@@ -78,27 +80,32 @@ class SetupAll:
 
         country_info.setup_country_config(args.config)
 
-        if args.continue_at is None:
+        if args.osm_file is None and args.continue_at is None and not args.prepare_database:
+            raise UsageError("No input files (use --osm-file).")
+
+        if args.osm_file is not None and args.continue_at not in ('import-from-file', None):
+            raise UsageError(f"Cannot use --continue {args.continue_at} and --osm-file together.")
+
+        if args.continue_at is not None and args.prepare_database:
+            raise UsageError(
+                "Cannot use --continue and --prepare-database together."
+            )
+
+
+
+        if args.continue_at in (None, 'import-from-file'):
             files = args.get_osm_file_list()
             if not files and not args.prepare_database:
                 raise UsageError("No input files (use --osm-file).")
 
-            if args.continue_at is not None and args.prepare_database:
-                raise UsageError(
-                    "Cannot use --continue and --prepare-database together."
-                )
-
-            if args.prepare_database or self._is_complete_import(args):
+            if args.prepare_database or args.continue_at is None:
                 LOG.warning('Creating database')
                 database_import.setup_database_skeleton(args.config.get_libpq_dsn(),
                                                         rouser=args.config.DATABASE_WEBUSER)
-
-                if not self._is_complete_import(args):
+                if args.prepare_database:
                     return 0
 
-            if not args.prepare_database or \
-                    args.continue_at == 'import-from-file' or \
-                    self._is_complete_import(args):
+            if args.continue_at in ('import-from-file', None):
                 # Check if the correct plugins are installed
                 database_import.check_existing_database_plugins(args.config.get_libpq_dsn())
                 LOG.warning('Setting up country tables')
@@ -128,7 +135,7 @@ class SetupAll:
 
                 self._setup_tables(args.config, args.reverse_only)
 
-        if args.continue_at is None or args.continue_at in ('import-from-file', 'load-data'):
+        if args.continue_at in ('import-from-file', 'load-data', None):
             LOG.warning('Initialise tables')
             with connect(args.config.get_libpq_dsn()) as conn:
                 database_import.truncate_data_tables(conn)
@@ -139,12 +146,13 @@ class SetupAll:
         LOG.warning("Setting up tokenizer")
         tokenizer = self._get_tokenizer(args.continue_at, args.config)
 
-        if args.continue_at is None or args.continue_at in ('import-from-file', 'load-data'):
+        if args.continue_at in ('import-from-file', 'load-data', None):
             LOG.warning('Calculate postcodes')
             postcodes.update_postcodes(args.config.get_libpq_dsn(),
                                        args.project_dir, tokenizer)
 
-        if args.continue_at is None or args.continue_at in ('import-from-file', 'load-data', 'indexing'):
+        if args.continue_at in \
+            ('import-from-file', 'load-data', 'indexing', None):
             LOG.warning('Indexing places')
             indexer = Indexer(args.config.get_libpq_dsn(), tokenizer, num_threads)
             indexer.index_full(analyse=not args.index_noanalyse)
@@ -173,11 +181,6 @@ class SetupAll:
 
         return 0
 
-    def _is_complete_import(self, args: NominatimArgs) -> bool:
-        """ Determine if the import is complete or if only the database should be prepared.
-        """
-        return args.continue_at is None and not args.prepare_database
-
 
     def _setup_tables(self, config: Configuration, reverse_only: bool) -> None:
         """ Set up the basic database layout: tables, indexes and functions.
@@ -206,7 +209,7 @@ class SetupAll:
         """
         from ..tokenizer import factory as tokenizer_factory
 
-        if continue_at is None or continue_at == 'load-data':
+        if continue_at in ('import-from-file', 'load-data', None):
             # (re)initialise the tokenizer data
             return tokenizer_factory.create_tokenizer(config)