From 60924711807f62dde30da9b3f6dc23f6128d779e Mon Sep 17 00:00:00 2001
From: lenak25 <lenak25@gmail.com>
Date: Mon, 5 Mar 2018 20:42:14 +0200
Subject: [PATCH] DOC: add some commented TODOs

---
 catalyst/exchange/exchange.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/catalyst/exchange/exchange.py b/catalyst/exchange/exchange.py
index e830b90a..5af13e22 100644
--- a/catalyst/exchange/exchange.py
+++ b/catalyst/exchange/exchange.py
@@ -509,6 +509,8 @@ class Exchange:
 
         # we want to avoid receiving empty candles
         # so we request more than needed
+        # TODO: consider defining a const per asset
+        # and/or some retry mechanism (in each iteration request more data)
         requested_bar_count = bar_count + 30
         # The get_history method supports multiple asset
         candles = self.get_candles(