Merge pull request #2430 from willianpaixao/willianpaixao_logging-improvements

DOC: Improvements on logging

Author: Scott Sanderson

zipline/data/bundles/core.py

@@ -6,6 +6,7 @@
 
 from contextlib2 import ExitStack
 import click
+from logbook import Logger
 import pandas as pd
 from trading_calendars import get_calendar
 from toolz import curry, complement, take
@@ -28,6 +29,8 @@
 import zipline.utils.paths as pth
 from zipline.utils.preprocess import preprocess
 
+log = Logger(__name__)
+
 
 def asset_db_path(bundle_name, timestr, environ=None, db_version=None):
     return pth.data_path(
@@ -432,6 +435,7 @@ def ingest(name,
                     raise ValueError('Need to ingest a bundle that creates '
                                      'writers in order to downgrade the assets'
                                      ' db.')
+            log.info("Ingesting {}.", name)
             bundle.ingest(
                 environ,
                 asset_db_writer,
@@ -605,6 +609,7 @@ def should_clean(name):
         cleaned = set()
         for run in all_runs:
             if should_clean(run):
+                log.info("Cleaning {}.", run)
                 path = pth.data_path([name, run], environ=environ)
                 shutil.rmtree(path)
                 cleaned.add(path)