From 18e758b0f9006513ff903399ab5ee68cca1b828f Mon Sep 17 00:00:00 2001
From: Alex Hall <alex.mojaki@gmail.com>
Date: Tue, 30 Apr 2019 09:06:59 +0200
Subject: [PATCH] Handle missing frame.f_globals

---
 pysnooper/variables.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pysnooper/variables.py b/pysnooper/variables.py
index 8e5d091..2ceb0fb 100644
--- a/pysnooper/variables.py
+++ b/pysnooper/variables.py
@@ -13,7 +13,7 @@ class BaseVariable(object):
 
     def items(self, frame):
         try:
-            main_value = eval(self.code, frame.f_globals, frame.f_locals)
+            main_value = eval(self.code, frame.f_globals or {}, frame.f_locals)
         except Exception:
             return ()
         return self._items(main_value)