From cafd3773a30ae68d60e08ed413a4cb5a27a07f23 Mon Sep 17 00:00:00 2001
From: alanmarazzi <alan.marazzi@gmail.com>
Date: Mon, 12 Aug 2019 11:41:31 +0200
Subject: [PATCH] Fix subset-cols issue with downcasting

---
 project.clj                      | 2 +-
 src/panthera/pandas/generics.clj | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/project.clj b/project.clj
index 485b22b..0a75a1d 100644
--- a/project.clj
+++ b/project.clj
@@ -1,4 +1,4 @@
-(defproject panthera "0.1-alpha.15"
+(defproject panthera "0.1-alpha.16"
   :description "Data Frames in Clojure (with Pandas) + NumPy"
   :url "https://github.com/alanmarazzi/panthera"
   :scm {:name "git" :url "https://github.com/alanmarazzi/panthera"}
diff --git a/src/panthera/pandas/generics.clj b/src/panthera/pandas/generics.clj
index 67580a7..1cac6bd 100644
--- a/src/panthera/pandas/generics.clj
+++ b/src/panthera/pandas/generics.clj
@@ -626,7 +626,10 @@
   ;2  6  8
   ```"
   [df & colnames]
-  (py/get-item df colnames))
+  (let [cols (if (= 1 (count colnames))
+               (first colnames)
+               (apply py/->py-list [colnames]))]
+    (py/get-item df cols)))
 
 (defn n-largest
   "Return the first `:n` values ordered by `:columns` in descending order.