diff --git a/tools/make_man.py b/tools/make_man.py
index a5ae1a60..71a9ed7f 100755
--- a/tools/make_man.py
+++ b/tools/make_man.py
@@ -22,11 +22,15 @@ import sys
 import os
 import tempfile
 import imp
-import inspect
+import inspect               
 import optparse
 import re
 import time
 
+class Prout:
+    pass
+
+
 from weboob.tools.application.base import BaseApplication
 
 BASE_PATH = os.path.join(os.path.dirname(__file__), os.pardir)
diff --git a/tools/pyflakes.sh b/tools/pyflakes.sh
index 85b5138e..a8c22060 100755
--- a/tools/pyflakes.sh
+++ b/tools/pyflakes.sh
@@ -2,11 +2,11 @@
 cd $(dirname $0)
 cd ..
 PYFILES=$(git ls-files|grep '^scripts\|\.py$'|grep -v boilerplate_data|tr '\n' ' ')
-grep -n 'class [^( ]\+:$' ${PYFILES} && exit 3
-grep -n $'\t\|\s$' $PYFILES && exit 4
-grep -Fn '.setlocale' ${PYFILES} && exit 5
-grep -Fn '__future__ import with_statement' ${PYFILES} && exit 6
-grep -nE 'except [[:alnum:] ]+,[[:alnum:] ]+' ${PYFILES} && exit 7
+grep -n 'class [^( ]\+:$' ${PYFILES} && echo 'Error: old class style found, always inherit object' && exit 3
+grep -n $'\t\|\s$' $PYFILES && echo 'Error: tabs or trailing whitespace found, remove them' && exit 4
+grep -Fn '.setlocale' ${PYFILES} && echo 'Error: do not use setlocale' && exit 5
+grep -Fn '__future__ import with_statement' ${PYFILES} && echo 'Error: with_statement useless as we do not support Python 2.5' &&  exit 6
+grep -nE 'except [[:alnum:] ]+,[[:alnum:] ]+' ${PYFILES} && echo 'Error: use new "as" way of naming exceptions' && exit 7
 
 FLAKE8=""
 if which flake8 >/dev/null 2>&1; then