X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/c3788d765ed4e7ddf00794085af757714bc102cf..2d1a22705f7f2f067f2c839c32caf55941a37b01:/nominatim/tools/postcodes.py

diff --git a/nominatim/tools/postcodes.py b/nominatim/tools/postcodes.py
index adc58ec5..2b7027e7 100644
--- a/nominatim/tools/postcodes.py
+++ b/nominatim/tools/postcodes.py
@@ -36,7 +36,7 @@ class _CountryPostcodesCollector:
 
     def __init__(self, country):
         self.country = country
-        self.collected = dict()
+        self.collected = {}
 
 
     def add(self, postcode, x, y):
@@ -136,13 +136,13 @@ class _CountryPostcodesCollector:
 
 
     def _open_external(self, project_dir):
-        fname = project_dir / '{}_postcodes.csv'.format(self.country)
+        fname = project_dir / f'{self.country}_postcodes.csv'
 
         if fname.is_file():
             LOG.info("Using external postcode file '%s'.", fname)
-            return open(fname, 'r')
+            return open(fname, 'r', encoding='utf-8')
 
-        fname = project_dir / '{}_postcodes.csv.gz'.format(self.country)
+        fname = project_dir / f'{self.country}_postcodes.csv.gz'
 
         if fname.is_file():
             LOG.info("Using external postcode file '%s'.", fname)