From 027d4009d8e50bbdfd399b189be2d51f9dc01c93 Mon Sep 17 00:00:00 2001
From: Richard Frank <rich@quantopian.com>
Date: Thu, 1 Oct 2015 17:35:04 -0400
Subject: [PATCH] MAINT: Share constant across modules

---
 zipline/assets/asset_writer.py            | 4 +++-
 zipline/pipeline/loaders/_adjustments.pyx | 4 +++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/zipline/assets/asset_writer.py b/zipline/assets/asset_writer.py
index a4dab6f7..99ef87fe 100644
--- a/zipline/assets/asset_writer.py
+++ b/zipline/assets/asset_writer.py
@@ -13,6 +13,8 @@ import sqlalchemy as sa
 from zipline.errors import SidAssignmentError
 from zipline.assets._assets import Asset
 
+SQLITE_MAX_VARIABLE_NUMBER = 999
+
 # Define a namedtuple for use with the load_data and _load_data methods
 AssetData = namedtuple('AssetData', 'equities futures exchanges root_symbols')
 
@@ -164,7 +166,7 @@ class AssetDBWriter(with_metaclass(ABCMeta)):
         Returns data in standard format.
 
     """
-    CHUNK_SIZE = 999
+    CHUNK_SIZE = SQLITE_MAX_VARIABLE_NUMBER
 
     def __init__(self, equities=None, futures=None, exchanges=None,
                  root_symbols=None):
diff --git a/zipline/pipeline/loaders/_adjustments.pyx b/zipline/pipeline/loaders/_adjustments.pyx
index 572ceda4..9a6a8b42 100644
--- a/zipline/pipeline/loaders/_adjustments.pyx
+++ b/zipline/pipeline/loaders/_adjustments.pyx
@@ -28,6 +28,9 @@ ctypedef object DatetimeIndex_t
 ctypedef object Int64Index_t
 
 from zipline.lib.adjustment import Float64Multiply
+from zipline.assets.asset_writer import (
+    SQLITE_MAX_VARIABLE_NUMBER as SQLITE_MAX_IN_STATEMENT,
+)
 
 _SID_QUERY_TEMPLATE = """
 SELECT DISTINCT sid FROM {0}
@@ -44,7 +47,6 @@ FROM {0}
 WHERE sid IN ({1}) AND effective_date >= {2} AND effective_date <= {3}
 """
 
-cdef int SQLITE_MAX_IN_STATEMENT = 999
 EPOCH = Timestamp(0, tz='UTC')
 
 cdef set _get_sids_from_table(object db,