[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

mypy/dmypy_server.py

@@ -209,7 +209,7 @@ def _response_metadata(self) -> dict[str, str]:
     def serve(self) -> None:
         """Serve requests, synchronously (no thread or fork)."""
 
-        class WriteToConn(object):
+        class WriteToConn:
             def __init__(self, server: IPCBase, output_key: str = "stdout"):
                 self.server = server
                 self.output_key = output_key

mypy/dmypy_util.py

@@ -30,6 +30,7 @@ def receive(connection: IPCBase) -> Any:
         raise OSError(f"Data received is not a dict ({type(data)})")
     return data
 
+
 def send(connection: IPCBase, data: Any) -> None:
     """Send data to a connection encoded and framed.
 

mypy/ipc.py

@@ -13,7 +13,7 @@
 import tempfile
 from types import TracebackType
 from typing import Callable, Final
-from urllib.parse import quote,unquote
+from urllib.parse import quote, unquote
 
 if sys.platform == "win32":
     # This may be private, but it is needed for IPC on Windows, and is basically stable
@@ -72,7 +72,7 @@ def read(self, size: int = 100000) -> str:
                     space_pos = self.buffer.find(b" ")
                     if space_pos != -1:
                         # We have a full frame
-                        bdata = self.buffer[: space_pos]
+                        bdata = self.buffer[:space_pos]
                         self.buffer = self.buffer[space_pos + 1 :]
                         break
                 if err == 0:
@@ -93,7 +93,7 @@ def read(self, size: int = 100000) -> str:
                 space_pos = self.buffer.find(b" ")
                 if space_pos != -1:
                     # We have a full frame
-                    bdata = self.buffer[: space_pos]
+                    bdata = self.buffer[:space_pos]
                     self.buffer = self.buffer[space_pos + 1 :]
                     break
         return unquote(bytes(bdata).decode("utf8"))

mypy/test/testipc.py

@@ -22,6 +22,7 @@ def server(msg: str, q: Queue[str]) -> None:
             data = server.read()
     server.cleanup()
 
+
 def server_multi_message_echo(q: Queue[str]) -> None:
     server = IPCServer(CONNECTION_NAME)
     q.put(server.connection_name)