Easy spacing fixes, trailing stuff

Remove useless trailing \
Remove trailing spaces
Add missing empty lines

autopep8 -ir -j2 --select=E301,E302,E502,W291,W293,W391 .

Diff quickly checked.

modules/banquepopulaire/pages.py

@@ -39,6 +39,7 @@ class UnavailablePage(BasePage):
         else:
             self.browser.location(a.attrib['href'])
 
+
 class LoginPage(BasePage):
     def login(self, login, passwd):
         self.browser.select_form(name='Login')
@@ -46,6 +47,7 @@ class LoginPage(BasePage):
         self.browser['IDToken2'] = passwd.encode(self.browser.ENCODING)
         self.browser.submit(nologin=True)
 
+
 class IndexPage(BasePage):
     def get_token(self):
         url = self.document.getroot().xpath('//frame[@name="portalHeader"]')[0].attrib['src']
@@ -53,6 +55,7 @@ class IndexPage(BasePage):
         args = dict(parse_qsl(v.query))
         return args['token']
 
+
 class AccountsPage(BasePage):
     ACCOUNT_TYPES = {u'Mes comptes d\'épargne':     Account.TYPE_SAVINGS,
                      u'Mes comptes':                Account.TYPE_CHECKING,
@@ -101,6 +104,7 @@ class AccountsPage(BasePage):
 
         return
 
+
 class Transaction(FrenchTransaction):
     PATTERNS = [(re.compile('^RET DAB (?P<text>.*?) RETRAIT (DU|LE) (?P<dd>\d{2})(?P<mm>\d{2})(?P<yy>\d+).*'),
                                                             FrenchTransaction.TYPE_WITHDRAWAL),

modules/banquepopulaire/test.py

@@ -20,6 +20,7 @@
 
 from weboob.tools.test import BackendTest
 
+
 class BanquePopulaireTest(BackendTest):
     BACKEND = 'banquepopulaire'