From 3085759edd281493ff0a02b6d2d6e5ac8b1c0648 Mon Sep 17 00:00:00 2001 From: itholic Date: Sat, 19 Oct 2019 16:34:37 +0900 Subject: [PATCH] Add Example --- databricks/koalas/frame.py | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/databricks/koalas/frame.py b/databricks/koalas/frame.py index e5c78e6f45..4a0c560280 100644 --- 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