fix uses of config.get_path() to expect None

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

diff --git a/nominatim/clicmd/args.py b/nominatim/clicmd/args.py
index 4e2c23a7baea190798cf4346d562af835e9824d4..6a3c8387b0e671eaa134be61bb4c83e4d34daa47 100644 (file)
--- a/nominatim/clicmd/args.py
+++ b/nominatim/clicmd/args.py
@@ -1,3 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# This file is part of Nominatim. (https://nominatim.org)
+#
+# Copyright (C) 2022 by the Nominatim developer community.
+# For a full list of authors see the git log.
 """
 Provides custom functions over command-line arguments.
 """
@@ -23,7 +29,7 @@ class NominatimArgs:
                     osm2pgsql_style=self.config.get_import_style_file(),
                     threads=self.threads or default_threads,
                     dsn=self.config.get_libpq_dsn(),
-                    flatnode_file=str(self.config.get_path('FLATNODE_FILE')),
+                    flatnode_file=str(self.config.get_path('FLATNODE_FILE') or ''),
                     tablespaces=dict(slim_data=self.config.TABLESPACE_OSM_DATA,
                                      slim_index=self.config.TABLESPACE_OSM_INDEX,
                                      main_data=self.config.TABLESPACE_PLACE_DATA,