Make the out-of-core example plot work when launched by the sphinx extension

Author: ogrisel

.gitignore

@@ -41,7 +41,7 @@ nips2010_pdf/
 *.tgz
 
 examples/cluster/joblib
-examples/applications/reuters/
+reuters/
 benchmarks/bench_covertype_data/
 
 *.prefs

examples/applications/plot_out_of_core_classification.py

@@ -194,8 +194,7 @@ def iterdocs(self):
 
 # Create the data_streamer that parses Reuters SGML files and iterates on
 # documents as a stream
-data_streamer = ReutersStreamReader(os.path.join(os.path.dirname(__file__),
-                                                 'reuters')).iterdocs()
+data_streamer = ReutersStreamReader('reuters').iterdocs()
 
 # Here we propose to learn a binary classification between the positive class
 # and all other documents."""