Merge pull request #942 from quantopian/cli-fix

BUG: fix bug that caused symbols to be added to the asset finder twice

docs/source/whatsnew/0.8.4.txt

@@ -99,6 +99,9 @@ Bug Fixes
   :class:`~zipline.errors.SetSlippagePostInit` and
   :class:`~zipline.errors.SetCommissionPostInit` (:issue:`923`).
 
+* Fixed an issue in the CLI that would cause assets to be added twice.
+  This would map the same symbol to two different sids (:issue:`942`).
+
 
 Performance
 ~~~~~~~~~~~

zipline/utils/cli.py

@@ -241,7 +241,6 @@ def run_pipeline(print_algo=True, **kwargs):
                                     capital_base=float(kwargs['capital_base']),
                                     algo_filename=kwargs.get('algofile'),
                                     equities_metadata=asset_metadata,
-                                    identifiers=symbols,
                                     start=start,
                                     end=end)