set to one byte

Author: blink1073

pymongo/asynchronous/pool.py

@@ -1422,7 +1422,7 @@ async def checkin(self, conn: AsyncConnection) -> None:
                         conn.conn.get_conn.settimeout(0.001)
                         close_conn = True
                         try:
-                            conn.conn.get_conn.read()
+                            conn.conn.get_conn.read(1)
                         except Exception as _:
                             # TODO: verify the exception
                             close_conn = False

pymongo/synchronous/pool.py

@@ -1418,7 +1418,7 @@ def checkin(self, conn: Connection) -> None:
                         conn.conn.get_conn.settimeout(0.001)
                         close_conn = True
                         try:
-                            conn.conn.get_conn.read()
+                            conn.conn.get_conn.read(1)
                         except Exception as _:
                             # TODO: verify the exception
                             close_conn = False