Merge pull request #3383 from lonvia/window-searches

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

diff --git a/nominatim/tokenizer/token_analysis/postcodes.py b/nominatim/tokenizer/token_analysis/postcodes.py
index 18fc2a8ded2918b61884639d2ee769617d3ece65..94e936459c0e12ad18aaf8025f73e4468e8ec8d1 100644 (file)
--- a/nominatim/tokenizer/token_analysis/postcodes.py
+++ b/nominatim/tokenizer/token_analysis/postcodes.py
@@ -8,19 +8,21 @@
 Specialized processor for postcodes. Supports a 'lookup' variant of the
 token, which produces variants with optional spaces.
 """
 Specialized processor for postcodes. Supports a 'lookup' variant of the
 token, which produces variants with optional spaces.
 """

+from typing import Any, List

 
 from nominatim.tokenizer.token_analysis.generic_mutation import MutationVariantGenerator
 
 from nominatim.tokenizer.token_analysis.generic_mutation import MutationVariantGenerator

+from nominatim.data.place_name import PlaceName

 
 ### Configuration section
 
 
 ### Configuration section
 

-def configure(rules, normalization_rules): # pylint: disable=W0613
+def configure(*_: Any) -> None:

     """ All behaviour is currently hard-coded.
     """
     return None
 
 ### Analysis section
 
     """ All behaviour is currently hard-coded.
     """
     return None
 
 ### Analysis section
 

-def create(normalizer, transliterator, config): # pylint: disable=W0613
+def create(normalizer: Any, transliterator: Any, config: None) -> 'PostcodeTokenAnalysis': # pylint: disable=W0613

     """ Create a new token analysis instance for this module.
     """
     return PostcodeTokenAnalysis(normalizer, transliterator)
     """ Create a new token analysis instance for this module.
     """
     return PostcodeTokenAnalysis(normalizer, transliterator)


@@ -30,28 +32,26 @@ class PostcodeTokenAnalysis:
     """ Special normalization and variant generation for postcodes.
 
         This analyser must not be used with anything but postcodes as
     """ Special normalization and variant generation for postcodes.
 
         This analyser must not be used with anything but postcodes as

-        it follows some special rules: `normalize` doesn't necessarily
-        need to return a standard form as per normalization rules. It
-        needs to return the canonical form of the postcode that is also
-        used for output. `get_variants_ascii` then needs to ensure that
+        it follows some special rules: the canonial ID is the form that
+        is used for the output. `compute_variants` then needs to ensure that

         the generated variants once more follow the standard normalization
         and transliteration, so that postcodes are correctly recognised by
         the search algorithm.
     """
         the generated variants once more follow the standard normalization
         and transliteration, so that postcodes are correctly recognised by
         the search algorithm.
     """

-    def __init__(self, norm, trans):
+    def __init__(self, norm: Any, trans: Any) -> None:

         self.norm = norm
         self.trans = trans
 
         self.mutator = MutationVariantGenerator(' ', (' ', ''))
 
 
         self.norm = norm
         self.trans = trans
 
         self.mutator = MutationVariantGenerator(' ', (' ', ''))
 
 

-    def normalize(self, name):
+    def get_canonical_id(self, name: PlaceName) -> str:

         """ Return the standard form of the postcode.
         """
         """ Return the standard form of the postcode.
         """

-        return name.strip().upper()
+        return name.name.strip().upper()

 
 
 
 

-    def get_variants_ascii(self, norm_name):
+    def compute_variants(self, norm_name: str) -> List[str]:

         """ Compute the spelling variants for the given normalized postcode.
 
             Takes the canonical form of the postcode, normalizes it using the
         """ Compute the spelling variants for the given normalized postcode.
 
             Takes the canonical form of the postcode, normalizes it using the