From 53837c1a81371f5c5f69eefe47327271afcdce39 Mon Sep 17 00:00:00 2001
From: Will McGugan <willmcgugan@gmail.com>
Date: Fri, 13 May 2022 16:52:15 +0100
Subject: [PATCH] force highest protocol

---
 src/textual/devtools/client.py         | 2 +-
 tests/devtools/test_devtools_client.py | 4 ++--
 tests/devtools/test_redirect_output.py | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/textual/devtools/client.py b/src/textual/devtools/client.py
index 08a5e50b3..5c7ea51fc 100644
--- a/src/textual/devtools/client.py
+++ b/src/textual/devtools/client.py
@@ -248,5 +248,5 @@ class DevtoolsClient:
         Returns:
             bytes: The Segment list pickled with the latest protocol.
         """
-        pickled = pickle.dumps(segments, protocol=3)
+        pickled = pickle.dumps(segments, protocol=4)
         return pickled
diff --git a/tests/devtools/test_devtools_client.py b/tests/devtools/test_devtools_client.py
index efa1a38ab..7dac85929 100644
--- a/tests/devtools/test_devtools_client.py
+++ b/tests/devtools/test_devtools_client.py
@@ -41,7 +41,7 @@ async def test_devtools_log_places_encodes_and_queues_message(devtools):
             "timestamp": 1649170419,
             "path": "a/b/c.py",
             "line_number": 123,
-            "segments": b"\x80\x03]q\x00(crich.segment\nSegment\nq\x01X\r\x00\x00\x00Hello, world!q\x02NN\x87q\x03\x81q\x04h\x01X\x01\x00\x00\x00\nq\x05NN\x87q\x06\x81q\x07e.",
+            "segments": b"\x80\x04\x95B\x00\x00\x00\x00\x00\x00\x00]\x94(\x8c\x0crich.segment\x94\x8c\x07Segment\x94\x93\x94\x8c\rHello, world!\x94NN\x87\x94\x81\x94h\x03\x8c\x01\n\x94NN\x87\x94\x81\x94e.",
         },
     }
 
@@ -59,7 +59,7 @@ async def test_devtools_log_places_encodes_and_queues_many_logs_as_string(devtoo
             "timestamp": 1649170419,
             "path": "a/b/c.py",
             "line_number": 123,
-            "segments": b"\x80\x03]q\x00(crich.segment\nSegment\nq\x01X\x0b\x00\x00\x00hello worldq\x02NN\x87q\x03\x81q\x04h\x01X\x01\x00\x00\x00\nq\x05NN\x87q\x06\x81q\x07e.",
+            "segments": b"\x80\x04\x95@\x00\x00\x00\x00\x00\x00\x00]\x94(\x8c\x0crich.segment\x94\x8c\x07Segment\x94\x93\x94\x8c\x0bhello world\x94NN\x87\x94\x81\x94h\x03\x8c\x01\n\x94NN\x87\x94\x81\x94e.",
         },
     }
 
diff --git a/tests/devtools/test_redirect_output.py b/tests/devtools/test_redirect_output.py
index 442be0825..349c2aa69 100644
--- a/tests/devtools/test_redirect_output.py
+++ b/tests/devtools/test_redirect_output.py
@@ -28,7 +28,7 @@ async def test_print_redirect_to_devtools_only(devtools):
     assert payload["timestamp"] == TIMESTAMP
     assert (
         payload["segments"]
-        == b"\x80\x03]q\x00(crich.segment\nSegment\nq\x01X\r\x00\x00\x00Hello, world!q\x02NN\x87q\x03\x81q\x04h\x01X\x01\x00\x00\x00\nq\x05NN\x87q\x06\x81q\x07e."
+        == b"\x80\x04\x95B\x00\x00\x00\x00\x00\x00\x00]\x94(\x8c\x0crich.segment\x94\x8c\x07Segment\x94\x93\x94\x8c\rHello, world!\x94NN\x87\x94\x81\x94h\x03\x8c\x01\n\x94NN\x87\x94\x81\x94e."
     )