From 08469a6a66acde1872f36992f03c06784c7d2df0 Mon Sep 17 00:00:00 2001
From: Alexandre Gramfort <alexandre.gramfort@m4x.org>
Date: Sat, 14 Dec 2013 09:58:49 +0100
Subject: [PATCH] pep8

---
 sklearn/decomposition/pca.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sklearn/decomposition/pca.py b/sklearn/decomposition/pca.py
index e20dfdd00042e..d19169cb16340 100644
--- a/sklearn/decomposition/pca.py
+++ b/sklearn/decomposition/pca.py
@@ -676,7 +676,7 @@ def _fit(self, X):
 
         self.explained_variance_ = exp_var = (S ** 2) / n_samples
         if sparse.issparse(X):
-            _ , full_var = mean_variance_axis0(X)
+            _, full_var = mean_variance_axis0(X)
             full_var = full_var.sum()
         else:
             full_var = np.sum(X.ravel() * X.ravel()) / n_samples