[pitivi] Encourage developers to use autopep8

[Thibault Saunier <tsaunier src gnome org>]

commit 374576f9822e888bd9cf8b56479e47bd4e752588
Author: Thibault Saunier <tsaunier gnome org>
Date:   Thu Sep 25 12:50:56 2014 +0200

    Encourage developers to use autopep8
    
    https://bugzilla.gnome.org/show_bug.cgi?id=739251

 pre-commit.hook |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/pre-commit.hook b/pre-commit.hook
index cfe008c..3e3a93e 100755
--- a/pre-commit.hook
+++ b/pre-commit.hook
@@ -40,7 +40,10 @@ def main():
         if pep8_errors:
             output_message = "Your code is not fully pep8 compliant and contains"\
                 " the following coding style issues:\n\n" + pep8_errors +\
-                "\n\nThanks for correcting them before commiting"
+                "\n"\
+                "We encourage you to use\n\n        $autopep8 -i file/with/pep8/error.py\n\n"\
+                "\n"\
+                "Thanks for correcting them before commiting!\n"
     except OSError:
         output_message = "You should install the pep8 style checker to be able"\
            " to commit in this repo.\nIt allows us to garantee that "\