From 234b58758443e2a908b1b790f938764303c6ac6e Mon Sep 17 00:00:00 2001
From: xucong053 <43516634+xucong053@users.noreply.github.com>
Date: Fri, 16 Jul 2021 13:56:23 +0800
Subject: [PATCH] fix: add class self-reference for variable annotations

---
 httprunner/models.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/httprunner/models.py b/httprunner/models.py
index c35886c0..e149e407 100644
--- a/httprunner/models.py
+++ b/httprunner/models.py
@@ -161,6 +161,9 @@ class StepData(BaseModel):
     data: Union[SessionData, List['StepData']] = None
     export_vars: VariablesMapping = {}
 
+        
+StepData.update_forward_refs()
+
 
 class TestCaseSummary(BaseModel):
     name: Text