Continue implementing new realization. Fixed pyi files

Signed-off-by: chandr-andr (Kiselev Aleksandr) <chandr@chandr.net>

Author: chandr-andr

python/psqlpy/_internal/__init__.pyi

@@ -536,7 +536,7 @@ class Transaction:
 
         ```
         """
-    async def savepoint(self: Self, savepoint_name: str) -> None:
+    async def create_savepoint(self: Self, savepoint_name: str) -> None:
         """Create new savepoint.
 
         One `savepoint_name` can be used once.
@@ -560,9 +560,9 @@ class Transaction:
             connection = await db_pool.connection()
             transaction = connection.transaction()
 
-            await transaction.savepoint("my_savepoint")
+            await transaction.create_savepoint("my_savepoint")
             await transaction.execute(...)
-            await transaction.rollback_to("my_savepoint")
+            await transaction.rollback_savepoint("my_savepoint")
         ```
         """
     async def rollback(self: Self) -> None:
@@ -586,7 +586,7 @@ class Transaction:
             await transaction.rollback()
         ```
         """
-    async def rollback_to(self: Self, savepoint_name: str) -> None:
+    async def rollback_savepoint(self: Self, savepoint_name: str) -> None:
         """ROLLBACK to the specified `savepoint_name`.
 
         If you specified wrong savepoint name
@@ -609,7 +609,7 @@ class Transaction:
 
             await transaction.savepoint("my_savepoint")
             await transaction.execute(...)
-            await transaction.rollback_to("my_savepoint")
+            await transaction.rollback_savepoint("my_savepoint")
         ```
         """
     async def release_savepoint(self: Self, savepoint_name: str) -> None:

python/tests/test_transaction.py

@@ -113,7 +113,7 @@ async def test_transaction_savepoint(
 
     test_name = "test_name"
     savepoint_name = "sp1"
-    await transaction.savepoint(savepoint_name=savepoint_name)
+    await transaction.create_savepoint(savepoint_name=savepoint_name)
     await transaction.execute(
         f"INSERT INTO {table_name} VALUES ($1, $2)",
         parameters=[100, test_name],
@@ -124,7 +124,7 @@ async def test_transaction_savepoint(
     )
     assert result.result()
 
-    await transaction.rollback_to(savepoint_name=savepoint_name)
+    await transaction.rollback_savepoint(savepoint_name=savepoint_name)
     result = await psql_pool.execute(
         f"SELECT * FROM {table_name} WHERE name = $1",
         parameters=[test_name],
@@ -182,15 +182,15 @@ async def test_transaction_release_savepoint(
     sp_name_1 = "sp1"
     sp_name_2 = "sp2"
 
-    await transaction.savepoint(sp_name_1)
+    await transaction.create_savepoint(sp_name_1)
 
     with pytest.raises(expected_exception=TransactionError):
-        await transaction.savepoint(sp_name_1)
+        await transaction.create_savepoint(sp_name_1)
 
-    await transaction.savepoint(sp_name_2)
+    await transaction.create_savepoint(sp_name_2)
 
     await transaction.release_savepoint(sp_name_1)
-    await transaction.savepoint(sp_name_1)
+    await transaction.create_savepoint(sp_name_1)
 
 
 async def test_transaction_cursor(

src/driver/transaction.rs

@@ -238,8 +238,8 @@ impl Transaction {
     pub async fn fetch_row(
         self_: Py<Self>,
         querystring: String,
-        prepared: Option<bool>,
         parameters: Option<pyo3::Py<PyAny>>,
+        prepared: Option<bool>,
     ) -> RustPSQLDriverPyResult<PSQLDriverSinglePyQueryResult> {
         let (is_transaction_ready, db_client) = pyo3::Python::with_gil(|gil| {
             let self_ = self_.borrow(gil);

src/lib.rs

@@ -23,6 +23,7 @@ fn psqlpy(py: Python<'_>, pymod: &Bound<'_, PyModule>) -> PyResult<()> {
     pymod.add_class::<driver::transaction_options::ReadVariant>()?;
     pymod.add_class::<driver::common_options::ConnRecyclingMethod>()?;
     pymod.add_class::<query_result::PSQLDriverPyQueryResult>()?;
+    pymod.add_class::<query_result::PSQLDriverSinglePyQueryResult>()?;
     add_module(py, pymod, "extra_types", extra_types_module)?;
     add_module(py, pymod, "exceptions", python_exceptions_module)?;
     Ok(())