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MAINT: In _create_generator only overwrite perf_tracker when it's None.

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Scott Sanderson
2014-09-29 10:51:27 -04:00
parent 94b53bdcb7
commit 97e4e5e94d
1 changed files with 5 additions and 2 deletions
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zipline/algorithm.py
+5 -2
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@@ -330,8 +330,11 @@ class TradingAlgorithm(object):
processed by the zipline, and False for those that should be
skipped.
"""
# Instantiate perf_tracker
self.perf_tracker = PerformanceTracker(sim_params)
if self.perf_tracker is None:
# HACK: When running with the `run` method, we set perf_tracker to
# None so that it will be overwritten here.
self.perf_tracker = PerformanceTracker(sim_params)
self.portfolio_needs_update = True
self.data_gen = self._create_data_generator(source_filter, sim_params)