add an optional indication about sudo on raspberry pi.

nicolas-rabault · nicolas-rabault · commit 1348fa6d2ad0 · 2016-03-24T15:54:53.000+01:00
diff --git a/README.md b/README.md
@@ -19,6 +19,7 @@ Install the library by downloading with the download link on the right, unzippin
 ````
 sudo python setup.py install
 ````
+You can ommit the sudo if you use raspberry pi.
 
 See example of usage in the examples folder.
 
