From afb7f3675057613a515263364c6396219b0ce23a Mon Sep 17 00:00:00 2001
From: vslaykovsky <80761478+vslaykovsky@users.noreply.github.com>
Date: Sun, 9 May 2021 11:48:21 +0100
Subject: [PATCH] Fixed incorrect feature mismatch error message

data.shape[0] denotes the number of samples, data.shape[1] is the number of features
---
 python-package/xgboost/core.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python-package/xgboost/core.py b/python-package/xgboost/core.py
index 227f0bdeea43..18090a3acc87 100644
--- a/python-package/xgboost/core.py
+++ b/python-package/xgboost/core.py
@@ -1907,7 +1907,7 @@ def inplace_predict(
             if len(data.shape) != 1 and self.num_features() != data.shape[1]:
                 raise ValueError(
                     f"Feature shape mismatch, expected: {self.num_features()}, "
-                    f"got {data.shape[0]}"
+                    f"got {data.shape[1]}"
                 )
 
         if isinstance(data, np.ndarray):