From b89cabc7df5dfa48f893775a07872729532201b5 Mon Sep 17 00:00:00 2001
From: Allen Porter <allen.porter@gmail.com>
Date: Thu, 2 Jan 2025 09:30:18 +0000
Subject: [PATCH] fix: Add constructor for McpError to allow setting  field

Backport of #116 by @allenporter to v1.1.x branch.

Fixes an issue where exception handling code fails with AttributeError
when accessing the error field of McpError.
---
 src/mcp/shared/exceptions.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/mcp/shared/exceptions.py b/src/mcp/shared/exceptions.py
index d8855b8..97a1c09 100644
--- a/src/mcp/shared/exceptions.py
+++ b/src/mcp/shared/exceptions.py
@@ -7,3 +7,8 @@ class McpError(Exception):
     """
 
     error: ErrorData
+
+    def __init__(self, error: ErrorData):
+        """Initialize McpError."""
+        super().__init__(error.message)
+        self.error = error