create UserError exception

Modules can raise this exception when they want to print errors to user

modules/aum/browser.py

@@ -27,6 +27,7 @@ import urllib
 from weboob.tools.browser import BaseBrowser, BrowserIncorrectPassword, BrowserUnavailable
 from weboob.tools.json import json
 
+from weboob.capabilities.base import UserError
 from weboob.capabilities.chat import ChatException, ChatMessage
 from weboob.capabilities.messages import CantSendMessage
 
@@ -34,7 +35,7 @@ from weboob.capabilities.messages import CantSendMessage
 __all__ = ['AuMBrowser']
 
 
-class AuMException(Exception):
+class AuMException(UserError):
     ERRORS = {"0.0.0":  "Bad signature",
               "0.0.1":  "Malformed request",
               "0.0.2":  "Not logged",

modules/francetelevisions/pages.py

@@ -20,6 +20,7 @@
 import datetime
 import re
 
+from weboob.capabilities import UserError
 from weboob.tools.capabilities.thumbnail import Thumbnail
 from weboob.tools.browser import BasePage, BrokenPageError
 
@@ -69,7 +70,7 @@ class VideoPage(BasePage):
     def on_loaded(self):
         p = self.parser.select(self.document.getroot(), 'p.alert')
         if len(p) > 0:
-            raise Exception(p[0].text)
+            raise UserError(p[0].text)
 
     def get_info_url(self):
         try:

modules/nolifetv/pages/video.py

@@ -21,7 +21,7 @@
 from dateutil.parser import parse as parse_dt
 import urllib
 
-from weboob.capabilities.base import NotAvailable
+from weboob.capabilities.base import NotAvailable, UserError
 from weboob.tools.capabilities.thumbnail import Thumbnail
 from weboob.tools.browser import BasePage, BrokenPageError
 from weboob.tools.misc import to_unicode
@@ -32,7 +32,7 @@ from ..video import NolifeTVVideo
 __all__ = ['VideoPage']
 
 
-class ForbiddenVideo(Exception):
+class ForbiddenVideo(UserError):
     pass
 
 

modules/transilien/pages/departures.py

@@ -19,6 +19,7 @@
 
 import datetime
 
+from weboob.capabilities import UserError
 from weboob.tools.misc import to_unicode
 from weboob.tools.browser import BasePage, BrokenPageError
 
@@ -26,7 +27,7 @@ from weboob.tools.browser import BasePage, BrokenPageError
 __all__ = ['StationNotFound', 'DeparturesPage']
 
 
-class StationNotFound(Exception):
+class StationNotFound(UserError):
     pass
 
 class DeparturesPage(BasePage):