From 6751349987ceea7a7a0b05f5edc55e81a5d42ffb Mon Sep 17 00:00:00 2001
From: Tyler Goodlet <jgbt@protonmail.com>
Date: Sun, 5 Dec 2021 18:28:02 -0500
Subject: [PATCH] Add a stream overrun exception

---
 tractor/_exceptions.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tractor/_exceptions.py b/tractor/_exceptions.py
index 9c3edac..79bcd3c 100644
--- a/tractor/_exceptions.py
+++ b/tractor/_exceptions.py
@@ -61,6 +61,10 @@ class NoRuntime(RuntimeError):
     "The root actor has not been initialized yet"
 
 
+class StreamOverrun(trio.TooSlowError):
+    "This stream was overrun by sender"
+
+
 def pack_error(
     exc: BaseException,
     tb=None,