From 4ef11137892a897d8ad00d39e028987e053090b6 Mon Sep 17 00:00:00 2001
From: Robin Dunn <robin@alldunn.com>
Date: Mon, 23 May 2016 00:00:59 -0700
Subject: [PATCH] Fix case which could incorrectly clear the data from the
 file.

---
 etgtools/item_module_map.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/etgtools/item_module_map.py b/etgtools/item_module_map.py
index 13afc47d..9936fb54 100644
--- a/etgtools/item_module_map.py
+++ b/etgtools/item_module_map.py
@@ -68,6 +68,8 @@ class ItemModuleMap(object):
 
 
     def flush(self):
+        if not self._haveReadData and not self._items:
+            return
         with textfile_open(self.fileName, 'wt') as fid:
             # Dump the data to a file in json, using a format that minimizes
             # excess whitespace.
@@ -86,7 +88,6 @@ class ItemModuleMap(object):
     def get_fullname(self, name):
         module = self.items.get(name)
         if not module:
-            import mydbstub
             return name
         return module + name