diff --git a/WSDLTools.py b/WSDLTools.py
index 9b64146..a7b8403 100755
--- a/WSDLTools.py
+++ b/WSDLTools.py
@@ -27,7 +27,7 @@ class WSDLReader:
         wsdl = WSDL()
         if name:
             wsdl.location = name
-        else:
+        elif hasattr(file, 'name'):
             wsdl.location = file.name
         wsdl.load(document)
         return wsdl