Add Example

databricks · Oct 19, 2019 · 3085759 · 3085759
1 parent 02e705d
commit 3085759
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/databricks/koalas/frame.py b/databricks/koalas/frame.py
@@ -7413,6 +7413,20 @@ def keys(self):
         -------
         Index
             Columns of the DataFrame.
+
+        Examples
+        --------
+        >>> df = ks.DataFrame([[1, 2], [4, 5], [7, 8]],
+        ...                   index=['cobra', 'viper', 'sidewinder'],
+        ...                   columns=['max_speed', 'shield'])
+        >>> df
+                    max_speed  shield
+        cobra               1       2
+        viper               4       5
+        sidewinder          7       8
+
+        >>> df.keys()
+        Index(['max_speed', 'shield'], dtype='object')
         """
         return self.columns