support of qexec refactoring

tests/test_exception_handling.py

@@ -21,7 +21,6 @@ from zipline.utils.test_utils import (
 DEFAULT_TIMEOUT = 15 # seconds
 EXTENDED_TIMEOUT = 90
 
-allocator = AddressAllocator(1000)
 
 class ExceptionTestCase(TestCase):
 

tests/test_finance.py

@@ -12,7 +12,6 @@ from nose.tools import timed
 import zipline.utils.factory as factory
 
 from zipline.finance.trading import TradingEnvironment
-from zipline.core.devsimulator import AddressAllocator
 from zipline.lines import SimulatedTrading
 from zipline.finance.performance import PerformanceTracker
 from zipline.utils.protocol_utils import ndict
@@ -26,7 +25,6 @@ from zipline.utils.test_utils import \
 DEFAULT_TIMEOUT = 15 # seconds
 EXTENDED_TIMEOUT = 90
 
-allocator = AddressAllocator(1000)
 
 class FinanceTestCase(TestCase):
 

tests/test_optimize.py

@@ -12,8 +12,6 @@ from zipline.core.devsimulator import AddressAllocator
 DEFAULT_TIMEOUT = 15 # seconds
 EXTENDED_TIMEOUT = 90
 
-allocator = AddressAllocator(1000)
-
 from zipline.utils.test_utils import setup_logger, teardown_logger
 
 class TestUpDown(TestCase):
@@ -26,7 +24,6 @@ class TestUpDown(TestCase):
 
     def setUp(self):
         self.zipline_test_config = {
-            'allocator'   : allocator,
             'sid'         : 133,
             'trade_count' : 5,
             'amplitude'   : 30,

zipline/lines.py

@@ -112,9 +112,9 @@ class SimulatedTrading(object):
         self.gen = self.trading_client.simulate(self.with_tnfms)
 
     def __iter__(self):
-        return self.gen
+        return self
 
-    def __next__(self):
+    def next(self):
         return self.gen.next()
 
     @staticmethod