From eda8c8ce11f202602b88e33e04622194aaf6a1c0 Mon Sep 17 00:00:00 2001
From: fredfortier <fredfortier@gmail.com>
Date: Sat, 26 Aug 2017 13:41:27 -0400
Subject: [PATCH] Fixes after rebasing to develop

---
 catalyst/__main__.py       | 15 +++++++++++++--
 catalyst/utils/run_algo.py | 11 +++++++----
 2 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/catalyst/__main__.py b/catalyst/__main__.py
index 154db69d..c6db635c 100644
--- a/catalyst/__main__.py
+++ b/catalyst/__main__.py
@@ -210,6 +210,12 @@ def ipython_only(option):
     '--algo-name',
     help='A label assigned to the algorithm for tracking purposes.',
 )
+@click.option(
+    '-c',
+    '--reference-currency',
+    help='The reference currency used to calculate statistics '
+         '(e.g. usd, btc, eth).',
+)
 @click.pass_context
 def run(ctx,
         algofile,
@@ -226,7 +232,8 @@ def run(ctx,
         local_namespace,
         live,
         exchange_name,
-        algo_namespace):
+        algo_namespace,
+        base_currency):
     """Run a backtest for the given algorithm.
     """
 
@@ -237,6 +244,9 @@ def run(ctx,
         if algo_namespace is None:
             ctx.fail("must specify an algorithm name '-n' in live execution "
                      "mode '--live'")
+        if base_currency is None:
+            ctx.fail("must specify a reference currency '-c' in live "
+                     "execution mode '--live'")
     else:
         # check that the start and end dates are passed correctly
         if start is None and end is None:
@@ -278,7 +288,8 @@ def run(ctx,
         environ=os.environ,
         live=live,
         exchange=exchange_name,
-        algo_namespace=algo_namespace
+        algo_namespace=algo_namespace,
+        base_currency=base_currency
     )
 
     if output == '-':
diff --git a/catalyst/utils/run_algo.py b/catalyst/utils/run_algo.py
index 7edc7dcb..1c8c7655 100644
--- a/catalyst/utils/run_algo.py
+++ b/catalyst/utils/run_algo.py
@@ -90,8 +90,10 @@ def _run(handle_data,
          print_algo,
          local_namespace,
          environ,
+         live,
          exchange,
-         algo_namespace):
+         algo_namespace,
+         base_currency):
     """Run a backtest for the given algorithm.
 
     This is shared between the cli and :func:`catalyst.run_algo`.
@@ -238,7 +240,7 @@ def _run(handle_data,
             )
 
     else:
-        if exchange is not None:
+        if live and exchange is not None:
             env = TradingEnvironment(
                 environ=environ,
                 exchange_tz="UTC",
@@ -290,7 +292,7 @@ def _run(handle_data,
     TradingAlgorithmClass = (
         partial(ExchangeTradingAlgorithm, exchange=exchange,
                 algo_namespace=algo_namespace)
-        if exchange else TradingAlgorithm)
+        if live and exchange else TradingAlgorithm)
 
     perf = TradingAlgorithmClass(
         namespace=namespace,
@@ -529,5 +531,6 @@ def run_algorithm(initialize,
         environ=environ,
         live=live,
         exchange=exchange,
-        algo_namespace=algo_namespace
+        algo_namespace=algo_namespace,
+        base_currency=base_currency
     )