Refs #26167 -- Made DatabaseSchemaEditor._create_index_sql()'s fields argument optional and kwarg-only.

1 files changed, 16 insertions, 6 deletions

diff --git a/django/db/backends/postgresql/schema.py b/django/db/backends/postgresql/schema.py
index b2442f80b7..13dd99adb0 100644
--- a/django/db/backends/postgresql/schema.py
+++ b/django/db/backends/postgresql/schema.py
@@ -83,9 +83,19 @@ class DatabaseSchemaEditor(BaseDatabaseSchemaEditor):
             if '[' in db_type:
                 return None
             if db_type.startswith('varchar'):
-                return self._create_index_sql(model, [field], suffix='_like', opclasses=['varchar_pattern_ops'])
+                return self._create_index_sql(
+                    model,
+                    fields=[field],
+                    suffix='_like',
+                    opclasses=['varchar_pattern_ops'],
+                )
             elif db_type.startswith('text'):
-                return self._create_index_sql(model, [field], suffix='_like', opclasses=['text_pattern_ops'])
+                return self._create_index_sql(
+                    model,
+                    fields=[field],
+                    suffix='_like',
+                    opclasses=['text_pattern_ops'],
+                )
         return None
 
     def _alter_column_type_sql(self, model, old_field, new_field, new_type):
@@ -215,13 +225,13 @@ class DatabaseSchemaEditor(BaseDatabaseSchemaEditor):
         return super()._delete_index_sql(model, name, sql)
 
     def _create_index_sql(
-        self, model, fields, *, name=None, suffix='', using='',
+        self, model, *, fields=None, name=None, suffix='', using='',
         db_tablespace=None, col_suffixes=(), sql=None, opclasses=(),
         condition=None, concurrently=False, include=None,
     ):
         sql = self.sql_create_index if not concurrently else self.sql_create_index_concurrently
         return super()._create_index_sql(
-            model, fields, name=name, suffix=suffix, using=using, db_tablespace=db_tablespace,
-            col_suffixes=col_suffixes, sql=sql, opclasses=opclasses, condition=condition,
-            include=include,
+            model, fields=fields, name=name, suffix=suffix, using=using,
+            db_tablespace=db_tablespace, col_suffixes=col_suffixes, sql=sql,
+            opclasses=opclasses, condition=condition, include=include,
         )