From 4475a42b15ae3e8afd66ee2f422270d30ae9fce5 Mon Sep 17 00:00:00 2001
From: Scott Sanderson <ssanderson@quantopian.com>
Date: Wed, 28 Dec 2016 14:43:15 -0500
Subject: [PATCH] DOC: Add note on lookup_symbols.

---
 zipline/assets/assets.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/zipline/assets/assets.py b/zipline/assets/assets.py
index 89a5274e..7ce6d0a5 100644
--- a/zipline/assets/assets.py
+++ b/zipline/assets/assets.py
@@ -831,6 +831,12 @@ class AssetFinder(object):
         """
         Lookup a list of equities by symbol.
 
+        Equivalent to::
+
+            [finder.lookup_symbol(s, as_of, fuzzy) for s in symbols]
+
+        but potentially faster because repeated lookups are memoized.
+
         Parameters
         ----------
         symbols : sequence[str]