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authorRichard van der Hoff <richard@matrix.org>2020-05-06 01:08:15 +0100
committerRichard van der Hoff <richard@matrix.org>2020-05-06 11:41:23 +0100
commit0f6ebf393d49a3ab8e0b723026ac58c6aea1d51d (patch)
tree613a2c82edcff0fcbb5befd94ced00652f357fce /synapse
parentWorkaround for assertion errors from db_query_to_update_function (#7378) (diff)
downloadsynapse-0f6ebf393d49a3ab8e0b723026ac58c6aea1d51d.tar.xz
Better type annotations for simple_upsert_txn
most of these params don't really need to be lists.
Diffstat (limited to 'synapse')
-rw-r--r--synapse/storage/database.py73
1 files changed, 43 insertions, 30 deletions
diff --git a/synapse/storage/database.py b/synapse/storage/database.py
index a7cd97b0b0..f66880cbba 100644
--- a/synapse/storage/database.py
+++ b/synapse/storage/database.py
@@ -49,6 +49,7 @@ from synapse.metrics.background_process_metrics import run_as_background_process
 from synapse.storage.background_updates import BackgroundUpdater
 from synapse.storage.engines import BaseDatabaseEngine, PostgresEngine, Sqlite3Engine
 from synapse.storage.types import Connection, Cursor
+from synapse.types import Collection
 from synapse.util.stringutils import exception_to_unicode
 
 logger = logging.getLogger(__name__)
@@ -889,20 +890,24 @@ class Database(object):
         txn.execute(sql, list(allvalues.values()))
 
     def simple_upsert_many_txn(
-        self, txn, table, key_names, key_values, value_names, value_values
-    ):
+        self,
+        txn: LoggingTransaction,
+        table: str,
+        key_names: Collection[str],
+        key_values: Collection[Iterable[Any]],
+        value_names: Collection[str],
+        value_values: Iterable[Iterable[str]],
+    ) -> None:
         """
         Upsert, many times.
 
         Args:
-            table (str): The table to upsert into
-            key_names (list[str]): The key column names.
-            key_values (list[list]): A list of each row's key column values.
-            value_names (list[str]): The value column names. If empty, no
-                values will be used, even if value_values is provided.
-            value_values (list[list]): A list of each row's value column values.
-        Returns:
-            None
+            table: The table to upsert into
+            key_names: The key column names.
+            key_values: A list of each row's key column values.
+            value_names: The value column names
+            value_values: A list of each row's value column values.
+                Ignored if value_names is empty.
         """
         if self.engine.can_native_upsert and table not in self._unsafe_to_upsert_tables:
             return self.simple_upsert_many_txn_native_upsert(
@@ -914,20 +919,24 @@ class Database(object):
             )
 
     def simple_upsert_many_txn_emulated(
-        self, txn, table, key_names, key_values, value_names, value_values
-    ):
+        self,
+        txn: LoggingTransaction,
+        table: str,
+        key_names: Iterable[str],
+        key_values: Collection[Iterable[Any]],
+        value_names: Collection[str],
+        value_values: Iterable[Iterable[str]],
+    ) -> None:
         """
         Upsert, many times, but without native UPSERT support or batching.
 
         Args:
-            table (str): The table to upsert into
-            key_names (list[str]): The key column names.
-            key_values (list[list]): A list of each row's key column values.
-            value_names (list[str]): The value column names. If empty, no
-                values will be used, even if value_values is provided.
-            value_values (list[list]): A list of each row's value column values.
-        Returns:
-            None
+            table: The table to upsert into
+            key_names: The key column names.
+            key_values: A list of each row's key column values.
+            value_names: The value column names
+            value_values: A list of each row's value column values.
+                Ignored if value_names is empty.
         """
         # No value columns, therefore make a blank list so that the following
         # zip() works correctly.
@@ -941,20 +950,24 @@ class Database(object):
             self.simple_upsert_txn_emulated(txn, table, _keys, _vals)
 
     def simple_upsert_many_txn_native_upsert(
-        self, txn, table, key_names, key_values, value_names, value_values
-    ):
+        self,
+        txn: LoggingTransaction,
+        table: str,
+        key_names: Collection[str],
+        key_values: Collection[Iterable[Any]],
+        value_names: Collection[str],
+        value_values: Iterable[Iterable[Any]],
+    ) -> None:
         """
         Upsert, many times, using batching where possible.
 
         Args:
-            table (str): The table to upsert into
-            key_names (list[str]): The key column names.
-            key_values (list[list]): A list of each row's key column values.
-            value_names (list[str]): The value column names. If empty, no
-                values will be used, even if value_values is provided.
-            value_values (list[list]): A list of each row's value column values.
-        Returns:
-            None
+            table: The table to upsert into
+            key_names: The key column names.
+            key_values: A list of each row's key column values.
+            value_names: The value column names
+            value_values: A list of each row's value column values.
+                Ignored if value_names is empty.
         """
         allnames = []  # type: List[str]
         allnames.extend(key_names)