added additional error message to is_disconnect() fixes sqlalchemy/sqlalchemy#4903

diff --git a/lib/sqlalchemy/dialects/firebird/kinterbasdb.py b/lib/sqlalchemy/dialects/firebird/kinterbasdb.py
index 9880ee89f36ff93befdbef002ff1a77ec8e87649..3312aeeaeafb05555ff5444c0aefd88682a1baa6 100644 (file)
--- a/lib/sqlalchemy/dialects/firebird/kinterbasdb.py
+++ b/lib/sqlalchemy/dialects/firebird/kinterbasdb.py
@@ -188,7 +188,8 @@ class FBDialect_kinterbasdb(FBDialect):
         ):
             msg = str(e)
             return (
-                "Unable to complete network request to host" in msg
+                "Error writing data to the connection" in msg
+                or "Unable to complete network request to host" in msg
                 or "Invalid connection state" in msg
                 or "Invalid cursor state" in msg
                 or "connection shutdown" in msg