fix: ensure send() method uses drain() to handle writes correctly

allrob23 · allrob23 · commit b1aea49dc9c1 · 2025-03-02T14:21:38.000Z
diff --git a/playwright/_impl/_transport.py b/playwright/_impl/_transport.py
@@ -176,3 +176,4 @@ def send(self, message: Dict) -> None:
         self._output.write(
             len(data).to_bytes(4, byteorder="little", signed=False) + data
         )
+        await self._output.drain()

Original file line number	Diff line number	Diff line change
`@@ -176,3 +176,4 @@ def send(self, message: Dict) -> None:`
`176`	`176`	`self._output.write(`
`177`	`177`	`len(data).to_bytes(4, byteorder="little", signed=False) + data`
`178`	`178`	`)`
	`179`	`+ await self._output.drain()`