Fix mutable constructor argument

trinodb · Sep 22, 2022 · 2bfe040 · 2bfe040
1 parent ed4f9da
commit 2bfe040
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/trino/client.py b/trino/client.py
@@ -930,8 +930,7 @@ class RowMapper:
     """
     Maps a row of data given a list of mapping functions
     """
-
-    def __init__(self, columns=[]):
+    def __init__(self, columns):
         self.columns = columns
 
     def map(self, rows):