fix: Added decimal.Decimal to _types.py.

src/firebolt/async_db/_types.py

@@ -2,6 +2,7 @@
 
 from collections import namedtuple
 from datetime import date, datetime, timezone
+from decimal import Decimal
 from enum import Enum
 from typing import List, Sequence, Union
 
@@ -206,7 +207,7 @@ def format_value(value: ParameterType) -> str:
     """For python value to be used in a SQL query"""
     if isinstance(value, bool):
         return str(int(value))
-    if isinstance(value, (int, float)):
+    if isinstance(value, (int, float, Decimal)):
         return str(value)
     elif isinstance(value, str):
         return f"'{''.join(escape_chars.get(c, c) for c in value)}'"

tests/unit/async_db/test_typing_format.py

@@ -1,4 +1,5 @@
 from datetime import date, datetime, timedelta, timezone
+from decimal import Decimal
 from typing import List
 
 from pytest import mark, raises
@@ -24,6 +25,8 @@
         # Numbers
         (1, "1"),
         (1.123, "1.123"),
+        (Decimal("1.123"), "1.123"),
+        (Decimal(1.123), "1.1229999999999999982236431605997495353221893310546875"),
         (True, "1"),
         (False, "0"),
         # Date, datetime