diff --git a/account_financial_report_webkit/report/aged_open_invoices.py b/account_financial_report_webkit/report/aged_open_invoices.py
index 0241c85f..2404f774 100644
--- a/account_financial_report_webkit/report/aged_open_invoices.py
+++ b/account_financial_report_webkit/report/aged_open_invoices.py
@@ -45,6 +45,7 @@ def make_ranges(top, offset):
     ranges.append((top, 100000000000))
     return ranges
 
+
 # list of overdue ranges
 RANGES = make_ranges(120, 30)
 
@@ -56,6 +57,7 @@ def make_ranges_titles():
     titles.append(_('Overdue > %s d.') % RANGES[-1][0])
     return titles
 
+
 # list of overdue ranges title
 RANGES_TITLES = make_ranges_titles()
 # list of payable journal types
@@ -408,6 +410,7 @@ class AccountAgedOpenInvoicesWebkit(PartnersOpenInvoicesWebkit):
         res = self.cr.fetchall()
         return dict((x[0], x[1]) for x in res)
 
+
 HeaderFooterTextWebKitParser(
     'report.account.account_aged_open_invoices_webkit',
     'account.account',
diff --git a/account_financial_report_webkit/report/aged_partner_balance.py b/account_financial_report_webkit/report/aged_partner_balance.py
index 5b09d8ee..1f640c14 100644
--- a/account_financial_report_webkit/report/aged_partner_balance.py
+++ b/account_financial_report_webkit/report/aged_partner_balance.py
@@ -43,6 +43,7 @@ def make_ranges(top, offset):
     ranges.append((top, 100000000000))
     return ranges
 
+
 # list of overdue ranges
 RANGES = make_ranges(120, 30)
 
@@ -54,6 +55,7 @@ def make_ranges_titles():
     titles.append(_('Overdue > %s d.') % RANGES[-1][0])
     return titles
 
+
 # list of overdue ranges title
 RANGES_TITLES = make_ranges_titles()
 # list of payable journal types
@@ -420,6 +422,7 @@ class AccountAgedTrialBalanceWebkit(PartnersOpenInvoicesWebkit):
         res = self.cr.fetchall()
         return dict((x[0], x[1]) for x in res)
 
+
 HeaderFooterTextWebKitParser(
     'report.account.account_aged_trial_balance_webkit',
     'account.account',
diff --git a/account_financial_report_webkit/report/open_invoices.py b/account_financial_report_webkit/report/open_invoices.py
index 158acf85..bfb2bb35 100644
--- a/account_financial_report_webkit/report/open_invoices.py
+++ b/account_financial_report_webkit/report/open_invoices.py
@@ -40,6 +40,7 @@ def get_mako_template(obj, *args):
     template_path = get_module_resource(*args)
     return Template(filename=template_path, input_encoding='utf-8')
 
+
 report_helper.WebKitHelper.get_mako_template = get_mako_template
 
 
diff --git a/account_financial_report_webkit/report/partner_balance.py b/account_financial_report_webkit/report/partner_balance.py
index 1e039bb7..f836be6c 100644
--- a/account_financial_report_webkit/report/partner_balance.py
+++ b/account_financial_report_webkit/report/partner_balance.py
@@ -93,6 +93,7 @@ class PartnerBalanceWebkit(report_sxw.rml_parse,
         return super(PartnerBalanceWebkit, self).set_context(
             objects, data, new_ids, report_type=report_type)
 
+
 HeaderFooterTextWebKitParser(
     'report.account.account_report_partner_balance_webkit',
     'account.account',
diff --git a/account_financial_report_webkit/report/print_journal.py b/account_financial_report_webkit/report/print_journal.py
index c693444e..3c6f8e1f 100755
--- a/account_financial_report_webkit/report/print_journal.py
+++ b/account_financial_report_webkit/report/print_journal.py
@@ -158,6 +158,7 @@ class PrintJournalWebkit(report_sxw.rml_parse, CommonReportHeaderWebkit):
         return super(PrintJournalWebkit, self).set_context(
             objects, data, new_ids, report_type=report_type)
 
+
 HeaderFooterTextWebKitParser(
     'report.account.account_report_print_journal_webkit',
     'account.journal.period',
diff --git a/account_financial_report_webkit/report/trial_balance.py b/account_financial_report_webkit/report/trial_balance.py
index 27c202b5..e663fa53 100644
--- a/account_financial_report_webkit/report/trial_balance.py
+++ b/account_financial_report_webkit/report/trial_balance.py
@@ -85,6 +85,7 @@ class TrialBalanceWebkit(report_sxw.rml_parse,
         return super(TrialBalanceWebkit, self).set_context(
             objects, data, new_ids, report_type=report_type)
 
+
 HeaderFooterTextWebKitParser(
     'report.account.account_report_trial_balance_webkit',
     'account.account',