Remove other refs to stdlib logging.

zipline/components/datasource.py

@@ -2,14 +2,10 @@
 Commonly used messaging components.
 """
 
-import logging
-
 import zipline.protocol as zp
 from zipline.core.component import Component
 from zipline.protocol import COMPONENT_TYPE
 
-LOGGER = logging.getLogger('ZiplineLogger')
-
 class DataSource(Component):
     """
     Abstract baseclass for data sources. Subclass and implement send_all

zipline/finance/risk.py

@@ -36,14 +36,14 @@ Risk Report
 
 """
 
-import logging
+import logbook
 import datetime
 import math
 import numpy as np
 import numpy.linalg as la
 from zipline.utils.date_utils import epoch_now
 
-LOGGER = logging.getLogger('ZiplineLogger')
+log = logbook.Logger('Risk')
 
 def advance_by_months(dt, jump_in_months):
     month = dt.month + jump_in_months
@@ -255,7 +255,7 @@ class RiskMetrics():
                 cur_return = math.log(1.0 + r) + cur_return
             #this is a guard for a single day returning -100%
             except ValueError:
-                LOGGER.warn("{cur} return, zeroing the returns".format(cur=cur_return))
+                log.warn("{cur} return, zeroing the returns".format(cur=cur_return))
                 cur_return = 0.0
             compounded_returns.append(cur_return)
 

zipline/finance/trading.py

@@ -1,12 +1,12 @@
 import pytz
 import math
-import logging
+import logbook
 import datetime
 
 import zipline.protocol as zp
 from zipline.protocol import SIMULATION_STYLE
 
-LOGGER = logging.getLogger('ZiplineLogger')
+log = logbook.Logger('Transaction Simulator')
 
 class TransactionSimulator(object):
 
@@ -39,7 +39,7 @@ class TransactionSimulator(object):
             log = "requested to trade zero shares of {sid}".format(
                 sid=event.sid
             )
-            LOGGER.debug(log)
+            log.debug(log)
             return
 
         if not self.open_orders.has_key(event.sid):

zipline/transforms/base.py

@@ -1,12 +1,9 @@
-import logging
 from zipline.core.component import Component
 
 import zipline.protocol as zp
 from zipline.protocol import CONTROL_PROTOCOL, COMPONENT_TYPE, \
     CONTROL_FRAME, CONTROL_UNFRAME
 
-LOGGER = logging.getLogger('ZiplineLogger')
-
 class BaseTransform(Component):
     """
     Top level execution entry point for the transform