feat(bindings/python): support nested types Array,Map,Tuple

bindings/python/pyproject.toml

@@ -1,3 +1,7 @@
+[build-system]
+build-backend = "maturin"
+requires = ["maturin>=1.0,<2.0"]
+
 [project]
 classifiers = [
     "Programming Language :: Rust",
@@ -8,7 +12,9 @@ description = "Databend Driver Python Binding"
 license = { text = "Apache-2.0" }
 name = "databend-driver"
 readme = "README.md"
-requires-python = ">=3.7"
+# PyO3 doesn't support python 3.13 yet.
+# ref: https://github.com/apache/opendal/issues/4268
+requires-python = ">=3.7, < 3.13"
 
 [project.optional-dependencies]
 docs = ["pdoc"]
@@ -22,7 +28,3 @@ Repository = "https://github.com/datafuselabs/bendsql"
 features = ["pyo3/extension-module"]
 module-name = "databend_driver._databend_driver"
 python-source = "package"
-
-[build-system]
-build-backend = "maturin"
-requires = ["maturin>=1.0,<2.0"]

bindings/python/tests/asyncio/steps/binding.py

@@ -62,8 +62,21 @@ async def _(context, input, output):
 async def _(context):
     # NumberValue::Decimal
     row = await context.conn.query_row("SELECT 15.7563::Decimal(8,4), 2.0+3.0")
-    expected = (Decimal("15.7563"), Decimal("5.0"))
-    assert row.values() == expected
+    assert row.values() == (Decimal("15.7563"), Decimal("5.0"))
+
+    # Array
+    row = await context.conn.query_row("select [10::Decimal(15,2), 1.1+2.3]")
+    assert row.values() == ([Decimal("10.00"), Decimal("3.40")],)
+
+    # Map
+    row = await context.conn.query_row("select {'xx':to_date('2020-01-01')}")
+    assert row.values() == ({"xx": "2020-01-01"},)
+
+    # Tuple
+    row = await context.conn.query_row(
+        "select (10, '20', to_datetime('2024-04-16 12:34:56.789'))"
+    )
+    assert row.values() == ((10, "20", "2024-04-16 12:34:56.789"),)
 
 
 @then("Select numbers should iterate all rows")
@@ -121,5 +134,4 @@ async def _(context):
         (-2, 2, 2.0, "2", "2", "2012-05-31", "2012-05-31 11:20:00"),
         (-3, 3, 3.0, "3", "2", "2016-04-04", "2016-04-04 11:30:00"),
     ]
-    print("==>", ret)
     assert ret == expected

bindings/python/tests/blocking/steps/binding.py

@@ -57,8 +57,21 @@ def _(context, input, output):
 async def _(context):
     # NumberValue::Decimal
     row = context.conn.query_row("SELECT 15.7563::Decimal(8,4), 2.0+3.0")
-    expected = (Decimal("15.7563"), Decimal("5.0"))
-    assert row.values() == expected
+    assert row.values() == (Decimal("15.7563"), Decimal("5.0"))
+
+    # Array
+    row = context.conn.query_row("select [10::Decimal(15,2), 1.1+2.3]")
+    assert row.values() == ([Decimal("10.00"), Decimal("3.40")],)
+
+    # Map
+    row = context.conn.query_row("select {'xx':to_date('2020-01-01')}")
+    assert row.values() == ({"xx": "2020-01-01"},)
+
+    # Tuple
+    row = context.conn.query_row(
+        "select (10, '20', to_datetime('2024-04-16 12:34:56.789'))"
+    )
+    assert row.values() == ((10, "20", "2024-04-16 12:34:56.789"),)
 
 
 @then("Select numbers should iterate all rows")
@@ -113,5 +126,4 @@ def _(context):
         (-2, 2, 2.0, "2", "2", "2012-05-31", "2012-05-31 11:20:00"),
         (-3, 3, 3.0, "3", "2", "2016-04-04", "2016-04-04 11:30:00"),
     ]
-    print("==>", ret)
     assert ret == expected