DOC: Fix syntax error in groupby docs (pandas-dev#23498)

Follow-up to pandas-devgh-23394.
Pingviinituutti · Feb 28, 2019 · 47d2da6 · 47d2da6
1 parent cfda7bc
commit 47d2da6
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/doc/source/groupby.rst b/doc/source/groupby.rst
@@ -133,7 +133,8 @@ but the specified columns
 .. ipython:: python
 
    df2 = df.set_index(['A', 'B'])
-   grouped = df2.groupby(level=df2.index.names.difference(['B'])
+   grouped = df2.groupby(level=df2.index.names.difference(['B']))
+   grouped.sum()
 
 These will split the DataFrame on its index (rows). We could also split by the
 columns: