Every setup_logger needs a teardown_logger

tests/test_algorithm.py

@@ -25,7 +25,9 @@ import pandas as pd
 
 from zipline.utils.test_utils import (
     nullctx,
-    setup_logger
+    setup_logger,
+    teardown_logger
+    
 )
 import zipline.utils.factory as factory
 import zipline.utils.simfactory as simfactory
@@ -139,6 +141,9 @@ class TestMiscellaneousAPI(TestCase):
             concurrent=True,
         )
 
+    def tearDown(self):
+        teardown_logger(self)
+
     def test_get_environment(self):
         expected_env = {
             'arena': 'backtest',
@@ -306,6 +311,9 @@ class TestTransformAlgorithm(TestCase):
         self.panel_source, self.panel = \
             factory.create_test_panel_source(self.sim_params)
 
+    def tearDown(self):
+        teardown_logger(self)
+
     def test_source_as_input(self):
         algo = TestRegisterTransformAlgorithm(
             sim_params=self.sim_params,
@@ -427,7 +435,6 @@ class TestPositions(TestCase):
     def setUp(self):
         setup_logger(self)
         self.sim_params = factory.create_simulation_parameters(num_days=4)
-        setup_logger(self)
 
         trade_history = factory.create_trade_history(
             1,
@@ -441,6 +448,9 @@ class TestPositions(TestCase):
         self.df_source, self.df = \
             factory.create_test_df_source(self.sim_params)
 
+    def tearDown(self):
+        teardown_logger(self);
+
     def test_empty_portfolio(self):
         algo = EmptyPositionsAlgorithm(sim_params=self.sim_params)
         daily_stats = algo.run(self.df)
@@ -488,6 +498,9 @@ class TestAlgoScript(TestCase):
             'sid': 0,
         }
 
+    def tearDown(self):
+        teardown_logger(self);
+
     def test_noop(self):
         algo = TradingAlgorithm(initialize=initialize_noop,
                                 handle_data=handle_data_noop)