Update api.py

yql/api.py

@@ -9,7 +9,7 @@ class YQL(object):
     """yql-finance is simple and fast https://developer.yahoo.com/yql/console/ python API.
     API returns fetched stock closing prices for current period of time and current stock ticker/symbol (i.e. APPL, GOOGL).
 
-    You can use it to fetch data one of two ways::
+    You can use it to fetch data in one of two ways::
         - yql = YQL('AAPL', '2011-01-01', '2014-12-31')
         or
         - yql = YQL()
@@ -96,4 +96,4 @@ def clean(self, data):
             date = datetime.datetime.strptime(item['Date'], '%Y-%m-%d').date()
             cleaned_data.append(dict(price=item['Adj_Close'], date=date))
 
-        return cleaned_data
+        return cleaned_data