MAINT: Use sort_values instead of sort().

quantopian · Aug 16, 2016 · df0e748 · df0e748
1 parent 15d7105
commit df0e748
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/zipline/assets/asset_writer.py b/zipline/assets/asset_writer.py
@@ -187,7 +187,7 @@ def _generate_output_dataframe(data_subset, defaults):
 
 
 def _check_asset_group(group):
-    row = group.sort('end_date').iloc[-1]
+    row = group.sort_values('end_date').iloc[-1]
     row.start_date = group.start_date.min()
     row.end_date = group.end_date.max()
     row.drop(list(symbol_columns), inplace=True)