minimum counts for tokens should always be 1

[nominatim.git] / nominatim / tokenizer / token_analysis / housenumbers.py

diff --git a/nominatim/tokenizer/token_analysis/housenumbers.py b/nominatim/tokenizer/token_analysis/housenumbers.py
index a0f4214d55fee1b6862541409b7e2f6bab434b26..a8ad3ecb3658d6f74a55caa305160477f081159e 100644 (file)
--- a/nominatim/tokenizer/token_analysis/housenumbers.py
+++ b/nominatim/tokenizer/token_analysis/housenumbers.py
@@ -8,9 +8,10 @@
 Specialized processor for housenumbers. Analyses common housenumber patterns
 and creates variants for them.
 """
-from typing import Mapping, Any, List, cast
+from typing import Any, List, cast
 import re
 
+from nominatim.data.place_name import PlaceName
 from nominatim.tokenizer.token_analysis.generic_mutation import MutationVariantGenerator
 
 RE_NON_DIGIT = re.compile('[^0-9]')
@@ -20,7 +21,7 @@ RE_NAMED_PART = re.compile(r'[a-z]{4}')
 
 ### Configuration section
 
-def configure(rules: Mapping[str, Any], normalization_rules: str) -> None: # pylint: disable=W0613
+def configure(*_: Any) -> None:
     """ All behaviour is currently hard-coded.
     """
     return None
@@ -42,14 +43,14 @@ class HousenumberTokenAnalysis:
 
         self.mutator = MutationVariantGenerator('␣', (' ', ''))
 
-    def normalize(self, name: str) -> str:
+    def get_canonical_id(self, name: PlaceName) -> str:
         """ Return the normalized form of the housenumber.
         """
         # shortcut for number-only numbers, which make up 90% of the data.
-        if RE_NON_DIGIT.search(name) is None:
-            return name
+        if RE_NON_DIGIT.search(name.name) is None:
+            return name.name
 
-        norm = cast(str, self.trans.transliterate(self.norm.transliterate(name)))
+        norm = cast(str, self.trans.transliterate(self.norm.transliterate(name.name)))
         # If there is a significant non-numeric part, use as is.
         if RE_NAMED_PART.search(norm) is None:
             # Otherwise add optional spaces between digits and letters.
@@ -61,7 +62,7 @@ class HousenumberTokenAnalysis:
 
         return norm
 
-    def get_variants_ascii(self, norm_name: str) -> List[str]:
+    def compute_variants(self, norm_name: str) -> List[str]:
         """ Compute the spelling variants for the given normalized housenumber.
 
             Generates variants for optional spaces (marked with '␣').