Fix extra 's'

hosts/utils.py

@@ -148,10 +148,10 @@ def parse_wan_mac(components):
 
 
 def parse_etc(components):
-    q = filter(components, "etc_segments")
-    if not q:
-        return None
+    q = filter(components, "etc_segment")
     this = to_dict(q)
+    if "etc_segments" not in this:
+        return None
     segments = int(this["etc_segments"])
     j = ""
     for i in range(segments):