diff --git a/bin/tryton b/bin/tryton
index 0ca9fe47a5..85eedaf0d8 100755
--- a/bin/tryton
+++ b/bin/tryton
@@ -5,7 +5,7 @@ try:
         '..', '..', 'tryton')))
     if os.path.isdir(DIR):
         sys.path.insert(0, os.path.dirname(DIR))
-except:
+except Exception:
     pass
 
 # True only if running as a py2exe app
diff --git a/tryton/client.py b/tryton/client.py
index 782d840abd..39e9222fc3 100644
--- a/tryton/client.py
+++ b/tryton/client.py
@@ -58,7 +58,7 @@ class TrytonClient(object):
             try:
                 pixbuf = gtk.gdk.pixbuf_new_from_file(
                         os.path.join(PIXMAPS_DIR, fname))
-            except:
+            except Exception:
                 continue
             icon_set = gtk.IconSet(pixbuf)
             factory.add(name, icon_set)
diff --git a/tryton/common/cellrendererfloat.py b/tryton/common/cellrendererfloat.py
index 6bdec007e2..9c527696c7 100644
--- a/tryton/common/cellrendererfloat.py
+++ b/tryton/common/cellrendererfloat.py
@@ -32,7 +32,7 @@ class CellRendererFloat(CellRendererInteger):
                     or len(new_decimal) > self.digits[1]:
                 entry.stop_emission('insert-text')
 
-        except:
+        except Exception:
             entry.stop_emission('insert-text')
 
 gobject.type_register(CellRendererFloat)
diff --git a/tryton/common/cellrendererinteger.py b/tryton/common/cellrendererinteger.py
index 1711ae85ad..b8c5fac751 100644
--- a/tryton/common/cellrendererinteger.py
+++ b/tryton/common/cellrendererinteger.py
@@ -24,7 +24,7 @@ class CellRendererInteger(CellRendererText):
             if new_value == '-':
                 return
             locale.atoi(new_value)
-        except:
+        except Exception:
             entry.stop_emission('insert-text')
 
 gobject.type_register(CellRendererInteger)
diff --git a/tryton/common/common.py b/tryton/common/common.py
index 480e57db92..eefa7fb545 100644
--- a/tryton/common/common.py
+++ b/tryton/common/common.py
@@ -243,7 +243,7 @@ def file_selection(title, filename='', parent=None,
             pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(filename, 128, 128)
             img.set_from_pixbuf(pixbuf)
             have_preview = True
-        except:
+        except Exception:
             have_preview = False
         win.set_preview_widget_active(have_preview)
         return
@@ -266,7 +266,7 @@ def file_selection(title, filename='', parent=None,
                 CONFIG['client.default_path'] = \
                         os.path.dirname(filepath)
                 CONFIG.save()
-            except:
+            except Exception:
                 pass
         parent.present()
         win.destroy()
@@ -278,7 +278,7 @@ def file_selection(title, filename='', parent=None,
             try:
                 CONFIG['client.default_path'] = \
                         os.path.dirname(filenames[0])
-            except:
+            except Exception:
                 pass
         parent.present()
         win.destroy()
@@ -291,11 +291,11 @@ def file_open(filename, type, parent, print_p=False):
             operation = 'print'
         try:
             os.startfile(os.path.normpath(filename), operation)
-        except:
+        except Exception:
             # Try without operation, it is not supported on version < 2.5
             try:
                 os.startfile(os.path.normpath(filename))
-            except:
+            except Exception:
                 save_name = file_selection(_('Save As...'), parent=parent,
                         action=gtk.FILE_CHOOSER_ACTION_SAVE)
                 if save_name:
@@ -313,7 +313,7 @@ def file_open(filename, type, parent, print_p=False):
             if not pid:
                 try:
                     os.execv('/usr/bin/open', ['/usr/bin/open', filename])
-                except:
+                except Exception:
                     sys.exit(0)
             time.sleep(0.1)
             sys.exit(0)
@@ -353,7 +353,7 @@ def file_open(filename, type, parent, print_p=False):
         if not pid:
             try:
                 os.execv(prog, args)
-            except:
+            except Exception:
                 sys.exit(0)
         time.sleep(0.1)
         sys.exit(0)
@@ -380,7 +380,7 @@ def mailto(to=None, cc=None, subject=None, body=None, attachment=None):
             if not pid:
                 try:
                     os.execv(prog, args)
-                except:
+                except Exception:
                     sys.exit(0)
             time.sleep(0.1)
             sys.exit(0)
@@ -1078,7 +1078,7 @@ def text_to_float_time(text, conv=None):
     try:
         try:
             return locale.atof(text)
-        except:
+        except Exception:
             pass
         if conv:
             tmp_conv = FLOAT_TIME_CONV.copy()
@@ -1104,7 +1104,7 @@ def text_to_float_time(text, conv=None):
             try:
                 value += abs(locale.atof(buf))
                 continue
-            except:
+            except Exception:
                 pass
             for sep in conv.keys():
                 if buf.endswith(sep):
@@ -1113,7 +1113,7 @@ def text_to_float_time(text, conv=None):
         if text.startswith('-'):
             value *= -1
         return value
-    except:
+    except Exception:
         return 0.0
 
 def float_time_to_text(val, conv=None):
diff --git a/tryton/common/date_widget.py b/tryton/common/date_widget.py
index 4ad676a2dc..f3cfa761c6 100644
--- a/tryton/common/date_widget.py
+++ b/tryton/common/date_widget.py
@@ -185,7 +185,7 @@ class DateEntry(gtk.Entry):
         try:
             time.strptime(self.compute_date(text, default=default, year='2000'),
                     self.format)
-        except:
+        except Exception:
             return False
         return True
 
@@ -194,7 +194,7 @@ class DateEntry(gtk.Entry):
         date = self.compute_date(self.get_text())
         try:
             res = datetime.datetime(*time.strptime(date, self.format)[:6])
-        except:
+        except Exception:
             return None
         self.set_text(date)
         return res
@@ -327,7 +327,7 @@ def compute_date(cmd, dt, format):
                 dt = datetime.datetime.now()
             try:
                 return f(dt, groups)
-            except:
+            except Exception:
                 continue
 
 if __name__ == '__main__':
diff --git a/tryton/config.py b/tryton/config.py
index c825927510..441d819834 100644
--- a/tryton/config.py
+++ b/tryton/config.py
@@ -137,7 +137,7 @@ class ConfigManager(object):
                     configparser.add_section(section)
                 configparser.set(section, name, self.config[entry])
             configparser.write(open(self.rcfile, 'wb'))
-        except:
+        except Exception:
             logging.getLogger('common.options').warn(
                     _('Unable to write config file %s!') % \
                             (self.rcfile,))
diff --git a/tryton/gui/main.py b/tryton/gui/main.py
index 75c18a3532..092ffd5911 100644
--- a/tryton/gui/main.py
+++ b/tryton/gui/main.py
@@ -34,7 +34,7 @@ except ImportError:
     igemacintegration = None
 try:
     import gtkspell
-except:
+except Exception:
     gtkspell = None
 
 _ = gettext.gettext
@@ -936,7 +936,7 @@ class Main(object):
             try:
                 shortcuts = rpc.execute('model', 'ir.ui.view_sc', 'get_sc',
                         user, 'ir.ui.menu', rpc.CONTEXT)
-            except:
+            except Exception:
                 shortcuts = []
         menu = gtk.Menu()
         for shortcut in shortcuts:
@@ -1096,7 +1096,7 @@ class Main(object):
                         len(ids2))
             self.sb_requests.set_text(message)
             return (ids, ids2)
-        except:
+        except Exception:
             if exception:
                 raise
             return ([], [])
@@ -1123,7 +1123,7 @@ class Main(object):
             try:
                 prefs = rpc.execute('model', 'res.user', 'get_preferences',
                         False, rpc.CONTEXT)
-            except:
+            except Exception:
                 prefs = None
             if prefs and 'language_direction' in prefs:
                 translate.set_language_direction(prefs['language_direction'])
diff --git a/tryton/gui/window/dbcreate.py b/tryton/gui/window/dbcreate.py
index 757ca92759..82b7968d47 100644
--- a/tryton/gui/window/dbcreate.py
+++ b/tryton/gui/window/dbcreate.py
@@ -67,7 +67,7 @@ class DBCreate(object):
             if self.combo_language and host and port:
                 common.refresh_langlist(self.combo_language, host, port)
             self.server_connection_state(True)
-        except:
+        except Exception:
             self.server_connection_state(False)
             return False
         CONFIG['login.server'] = host
@@ -317,7 +317,7 @@ class DBCreate(object):
         self.combo_language.set_model(liststore)
         try:
             common.refresh_langlist(self.combo_language, host, port)
-        except:
+        except Exception:
             self.button_create.set_sensitive(False)
 
         while True:
diff --git a/tryton/gui/window/form.py b/tryton/gui/window/form.py
index 8cdedf3889..d7e68f9401 100644
--- a/tryton/gui/window/form.py
+++ b/tryton/gui/window/form.py
@@ -184,7 +184,7 @@ class Form(SignalEvent):
             new_value = value[:position] + new_text + value[position:]
             try:
                 locale.atoi(new_value)
-            except:
+            except Exception:
                 widget.stop_emission('insert-text')
         entry.connect('insert_text', sig_insert_text)
         table.attach(entry, 1, 2, 1, 2)
@@ -275,7 +275,7 @@ class Form(SignalEvent):
                             sdt = szone.localize(datetime, is_dst=True)
                             ldt = sdt.astimezone(lzone)
                             date = ldt
-                        except:
+                        except Exception:
                             pass
                     value = common.datetime_strftime(date, display_format)
                 message_str += val + ' ' + value +'\n'
diff --git a/tryton/gui/window/tips.py b/tryton/gui/window/tips.py
index 9627341cc1..0f2fd5dbf9 100644
--- a/tryton/gui/window/tips.py
+++ b/tryton/gui/window/tips.py
@@ -92,7 +92,7 @@ You can save any graphs in PNG file with right-click on it.
 
         try:
             self.number = int(CONFIG['tip.position'])
-        except:
+        except Exception:
             self.number = 0
 
         self.tip_set()
diff --git a/tryton/gui/window/tree.py b/tryton/gui/window/tree.py
index 46d333d67c..424c24172b 100644
--- a/tryton/gui/window/tree.py
+++ b/tryton/gui/window/tree.py
@@ -197,7 +197,7 @@ class Tree(SignalEvent):
                 try:
                     icon.set_from_stock(res[icon_name],
                             gtk.ICON_SIZE_BUTTON)
-                except:
+                except Exception:
                     pass
 
                 hbox = gtk.HBox(spacing=6)
diff --git a/tryton/gui/window/view_form/model/field.py b/tryton/gui/window/view_form/model/field.py
index 2e5b460e12..0b78a6c2f2 100644
--- a/tryton/gui/window/view_form/model/field.py
+++ b/tryton/gui/window/view_form/model/field.py
@@ -88,7 +88,7 @@ class CharField(object):
             record.modified_fields.setdefault(self.name)
             try:
                 self.sig_changed(record)
-            except:
+            except Exception:
                 record.value[self.name] = internal
                 record.modified = prev_modified
                 return
@@ -191,7 +191,7 @@ class FloatField(CharField):
                 record.modified_fields.setdefault(self.name)
                 try:
                     self.sig_changed(record)
-                except:
+                except Exception:
                     record.value[self.name] = internal
                     record.modified = prev_modified
                 record.signal('record-changed')
@@ -213,7 +213,7 @@ class NumericField(CharField):
                 record.modified_fields.setdefault(self.name)
                 try:
                     self.sig_changed(record)
-                except:
+                except Exception:
                     record.value[self.name] = internal
                     record.modified = prev_modified
                     return
@@ -240,7 +240,7 @@ class BooleanField(CharField):
             record.modified_fields.setdefault(self.name)
             try:
                 self.sig_changed(record)
-            except:
+            except Exception:
                 record.value[self.name] = internal
                 record.modified = prev_modified
                 return
@@ -313,7 +313,7 @@ class M2OField(CharField):
             record.modified_fields.setdefault(self.name)
             try:
                 self.sig_changed(record)
-            except:
+            except Exception:
                 record.value[self.name] = internal
                 record.modified = prev_modified
                 return
@@ -321,7 +321,7 @@ class M2OField(CharField):
         elif force_change:
             try:
                 self.sig_changed(record)
-            except:
+            except Exception:
                 record.value[self.name] = internal
                 return
             record.signal('record-changed')
@@ -603,7 +603,7 @@ class ReferenceField(CharField):
             record.modified_fields.setdefault(self.name)
             try:
                 self.sig_changed(record)
-            except:
+            except Exception:
                 record.value[self.name] = internal
                 record.modified = prev_modified
                 return
diff --git a/tryton/gui/window/view_form/model/record.py b/tryton/gui/window/view_form/model/record.py
index 436e928ec4..317c354a96 100644
--- a/tryton/gui/window/view_form/model/record.py
+++ b/tryton/gui/window/view_form/model/record.py
@@ -28,7 +28,7 @@ class EvalEnvironment(dict):
     def get(self, item, default=None):
         try:
             return self.__getattr__(item)
-        except:
+        except Exception:
             pass
         return super(EvalEnvironment, self).get(item, default)
 
@@ -462,6 +462,6 @@ class Record(SignalEvent):
                 ])
             try:
                 self.attachment_count = rpc.execute(*args)
-            except:
+            except Exception:
                 return 0
         return self.attachment_count
diff --git a/tryton/gui/window/view_form/screen/screen.py b/tryton/gui/window/view_form/screen/screen.py
index d86b829bf6..4274df6ead 100644
--- a/tryton/gui/window/view_form/screen/screen.py
+++ b/tryton/gui/window/view_form/screen/screen.py
@@ -88,7 +88,7 @@ class Screen(SignalEvent):
                         self.fields_view_tree = rpc.execute('model',
                                 self.model_name, 'fields_view_get', False,
                                 'tree', ctx)
-                    except:
+                    except Exception:
                         return
                 self.filter_widget = Form(self.fields_view_tree['arch'],
                         self.fields_view_tree['fields'], self.model_name,
@@ -143,7 +143,7 @@ class Screen(SignalEvent):
                                 self.model_name, 'search_count', values, ctx)
                 else:
                     self.search_count = len(ids)
-        except:
+        except Exception:
             ids = []
         if only_ids:
             return ids
@@ -201,11 +201,11 @@ class Screen(SignalEvent):
         self.__current_record = record
         try:
             offset = int(self.filter_widget.get_offset())
-        except:
+        except Exception:
             offset = 0
         try:
             pos = self.group.index(record)
-        except:
+        except Exception:
             pos = -1
         self.signal('record-message', (pos + offset, len(self.group) + offset,
             self.search_count, record and record.id))
diff --git a/tryton/gui/window/view_form/view/form_gtk/calendar.py b/tryton/gui/window/view_form/view/form_gtk/calendar.py
index 4328de9b01..80b080759b 100644
--- a/tryton/gui/window/view_form/view/form_gtk/calendar.py
+++ b/tryton/gui/window/view_form/view/form_gtk/calendar.py
@@ -73,7 +73,7 @@ class Calendar(WidgetInterface):
             return False
         try:
             date = datetime.date(*time.strptime(value, self.format)[:3])
-        except:
+        except Exception:
             return False
         return datetime_strftime(date, DT_FORMAT)
 
@@ -209,7 +209,7 @@ class DateTime(WidgetInterface):
             return False
         try:
             date = datetime.datetime(*time.strptime(value, self.format)[:6])
-        except:
+        except Exception:
             return False
         if 'timezone' in rpc.CONTEXT and timezone:
             try:
@@ -219,7 +219,7 @@ class DateTime(WidgetInterface):
                 ldt = lzone.localize(date, is_dst=True)
                 sdt = ldt.astimezone(szone)
                 date = sdt
-            except:
+            except Exception:
                 pass
         return datetime_strftime(date, DHM_FORMAT)
 
@@ -246,7 +246,7 @@ class DateTime(WidgetInterface):
                     sdt = szone.localize(date, is_dst=True)
                     ldt = sdt.astimezone(lzone)
                     date = ldt
-                except:
+                except Exception:
                     pass
             format = self.format
             if date.year < 10:
diff --git a/tryton/gui/window/view_form/view/form_gtk/float.py b/tryton/gui/window/view_form/view/form_gtk/float.py
index a02012d043..0c53fab508 100644
--- a/tryton/gui/window/view_form/view/form_gtk/float.py
+++ b/tryton/gui/window/view_form/view/form_gtk/float.py
@@ -15,7 +15,7 @@ class Float(Integer):
     def set_value(self, record, field):
         try:
             value = locale.atof(self.entry.get_text())
-        except:
+        except Exception:
             value = 0.0
         return field.set_client(record, value)
 
@@ -58,5 +58,5 @@ class Float(Integer):
                     or len(new_decimal) > digits[1]:
                 entry.stop_emission('insert-text')
 
-        except:
+        except Exception:
             entry.stop_emission('insert-text')
diff --git a/tryton/gui/window/view_form/view/form_gtk/image.py b/tryton/gui/window/view_form/view/form_gtk/image.py
index 2abc75f4fe..f1356c519d 100644
--- a/tryton/gui/window/view_form/view/form_gtk/image.py
+++ b/tryton/gui/window/view_form/view/form_gtk/image.py
@@ -158,7 +158,7 @@ class Image(WidgetInterface):
             try:
                 loader = gtk.gdk.PixbufLoader(ftype)
                 loader.write(data, len(data))
-            except:
+            except Exception:
                 continue
             pixbuf = loader.get_pixbuf()
             if pixbuf:
diff --git a/tryton/gui/window/view_form/view/form_gtk/integer.py b/tryton/gui/window/view_form/view/form_gtk/integer.py
index 800cd77104..ccc4d6d6a6 100644
--- a/tryton/gui/window/view_form/view/form_gtk/integer.py
+++ b/tryton/gui/window/view_form/view/form_gtk/integer.py
@@ -17,7 +17,7 @@ class Integer(Char):
     def set_value(self, record, field):
         try:
             value = locale.atoi(self.entry.get_text())
-        except:
+        except Exception:
             value = 0
         return field.set_client(record, value)
 
@@ -41,5 +41,5 @@ class Integer(Char):
             if new_value == '-':
                 return
             locale.atoi(new_value)
-        except:
+        except Exception:
             entry.stop_emission('insert-text')
diff --git a/tryton/gui/window/view_form/view/form_gtk/many2many.py b/tryton/gui/window/view_form/view/form_gtk/many2many.py
index 14ca3cad4a..9f1bcb07a1 100644
--- a/tryton/gui/window/view_form/view/form_gtk/many2many.py
+++ b/tryton/gui/window/view_form/view/form_gtk/many2many.py
@@ -165,7 +165,7 @@ class Many2Many(WidgetInterface):
         try:
             result = rpc.execute('model', self.attrs['relation'], 'read',
                     ids, ['rec_name'], rpc.CONTEXT)
-        except:
+        except Exception:
             return str(ids)
         return ', '.join(x['rec_name'] for x in result)
 
diff --git a/tryton/gui/window/view_form/view/form_gtk/parser.py b/tryton/gui/window/view_form/view/form_gtk/parser.py
index e75f22dc8a..5988ae106a 100644
--- a/tryton/gui/window/view_form/view/form_gtk/parser.py
+++ b/tryton/gui/window/view_form/view/form_gtk/parser.py
@@ -104,7 +104,7 @@ class Button(object):
                     icon = gtk.Image()
                     icon.set_from_stock(stock, gtk.ICON_SIZE_SMALL_TOOLBAR)
                     self.widget.set_image(icon)
-                except:
+                except Exception:
                     log = logging.getLogger('common')
                     log.warning(_('Wrong icon for the button!'))
             else:
diff --git a/tryton/gui/window/view_form/view/form_gtk/textbox.py b/tryton/gui/window/view_form/view/form_gtk/textbox.py
index f580699a83..114a86beb6 100644
--- a/tryton/gui/window/view_form/view/form_gtk/textbox.py
+++ b/tryton/gui/window/view_form/view/form_gtk/textbox.py
@@ -7,7 +7,7 @@ from tryton.config import CONFIG
 
 try:
     import gtkspell
-except:
+except Exception:
     gtkspell = None
 
 
@@ -51,7 +51,7 @@ class TextBox(WidgetInterface):
             spell = None
             try:
                 spell = gtkspell.get_from_text_view(self.textview)
-            except:
+            except Exception:
                 pass
 
             if not value and self.attrs.get('spell') \
@@ -64,11 +64,11 @@ class TextBox(WidgetInterface):
                     if self.lang != language:
                         try:
                             spell.set_language(language)
-                        except:
+                        except Exception:
                             spell.detach()
                             del spell
                         self.lang = language
-                except:
+                except Exception:
                     pass
             elif spell:
                 spell.detach()
@@ -98,7 +98,7 @@ class TextBox(WidgetInterface):
             spell = None
             try:
                 spell = gtkspell.get_from_text_view(self.textview)
-            except:
+            except Exception:
                 pass
 
             if self.attrs.get('spell') and CONFIG['client.spellcheck'] \
@@ -110,11 +110,11 @@ class TextBox(WidgetInterface):
                     if self.lang != language:
                         try:
                             spell.set_language(language)
-                        except:
+                        except Exception:
                             spell.detach()
                             del spell
                         self.lang = language
-                except:
+                except Exception:
                     pass
             elif spell:
                 spell.detach()
diff --git a/tryton/gui/window/view_form/view/graph_gtk/parser.py b/tryton/gui/window/view_form/view/graph_gtk/parser.py
index 6af17904bf..27a5950ab7 100644
--- a/tryton/gui/window/view_form/view/graph_gtk/parser.py
+++ b/tryton/gui/window/view_form/view/graph_gtk/parser.py
@@ -79,7 +79,7 @@ def save(widget, graph, window):
                 CONFIG['client.default_path'] = \
                        os.path.dirname(filepath)
                 CONFIG.save()
-            except:
+            except Exception:
                 pass
         if response == gtk.RESPONSE_OK:
             if width and height and filename:
diff --git a/tryton/gui/window/view_form/view/list.py b/tryton/gui/window/view_form/view/list.py
index 86d802f85a..5ebed47d25 100644
--- a/tryton/gui/window/view_form/view/list.py
+++ b/tryton/gui/window/view_form/view/list.py
@@ -70,7 +70,7 @@ class AdaptModelGroup(gtk.GenericTreeModel):
                 if old_pos != pos:
                     new_order[old_pos] = pos
                 pos += 1
-            except:
+            except Exception:
                 continue
         self.group.sort(lambda x, y: \
                 cmp(new_order[ids2pos[x.id]], new_order[ids2pos[y.id]]))
@@ -512,7 +512,7 @@ class ViewList(ParserView):
                 try:
                     rpc.execute('model', 'ir.ui.view_tree_width', 'set_width',
                             self.screen.model_name, fields, rpc.CONTEXT)
-                except:
+                except Exception:
                     pass
         self.widget_tree.destroy()
         del self.screen
diff --git a/tryton/gui/window/view_form/view/list_gtk/parser.py b/tryton/gui/window/view_form/view/list_gtk/parser.py
index 3334a67936..9f85717ecd 100644
--- a/tryton/gui/window/view_form/view/list_gtk/parser.py
+++ b/tryton/gui/window/view_form/view/list_gtk/parser.py
@@ -372,7 +372,7 @@ class Date(Char):
             return False
         try:
             date = datetime.date(*time.strptime(text, self.display_format)[:3])
-        except:
+        except Exception:
             return False
         return common.datetime_strftime(date, self.server_format)
 
@@ -399,7 +399,7 @@ class Datetime(Date):
                 sdt = szone.localize(date, is_dst=True)
                 ldt = sdt.astimezone(lzone)
                 date = ldt
-            except:
+            except Exception:
                 pass
         return common.datetime_strftime(date, self.display_format)
 
@@ -409,7 +409,7 @@ class Datetime(Date):
         try:
             date = datetime.datetime(*time.strptime(text,
                 self.display_format)[:6])
-        except:
+        except Exception:
             return False
         if 'timezone' in rpc.CONTEXT:
             try:
@@ -419,7 +419,7 @@ class Datetime(Date):
                 ldt = lzone.localize(date, is_dst=True)
                 sdt = ldt.astimezone(szone)
                 date = sdt
-            except:
+            except Exception:
                 pass
         return common.datetime_strftime(date, self.server_format)
 
@@ -453,7 +453,7 @@ class Float(Char):
     def value_from_text(self, record, text):
         try:
             return locale.atof(text)
-        except:
+        except Exception:
             return 0.0
 
 
diff --git a/tryton/gui/window/view_form/widget_search/calendar.py b/tryton/gui/window/view_form/widget_search/calendar.py
index 1c44b581c6..d07da18a7b 100644
--- a/tryton/gui/window/view_form/widget_search/calendar.py
+++ b/tryton/gui/window/view_form/widget_search/calendar.py
@@ -99,7 +99,7 @@ class Calendar(Interface):
     def _date_get(self, value):
         try:
             date = datetime.date(*time.strptime(value, self.format)[:3])
-        except:
+        except Exception:
             return False
         if self.attrs.get('type', 'date') == 'datetime':
             return datetime_strftime(datetime.datetime.combine(date,
@@ -139,7 +139,7 @@ class Calendar(Interface):
                 return ''
             try:
                 return datetime_strftime(value, self.format)
-            except:
+            except Exception:
                 return ''
 
         i = self.liststore.get_iter_root()
diff --git a/tryton/gui/window/view_form/widget_search/float.py b/tryton/gui/window/view_form/widget_search/float.py
index 73144a8885..44dfe2891a 100644
--- a/tryton/gui/window/view_form/widget_search/float.py
+++ b/tryton/gui/window/view_form/widget_search/float.py
@@ -19,11 +19,11 @@ class Float(Integer):
     def _value_get(self):
         try:
             value1 = locale.atof(self.entry1.get_text())
-        except:
+        except Exception:
             value1 = False
         try:
             value2 = locale.atof(self.entry2.get_text())
-        except:
+        except Exception:
             value2 = False
         return self._get_clause(value1, value2)
 
@@ -62,5 +62,5 @@ class Float(Integer):
                 return
             if len(str(int(locale.atof(new_value)))) > self.digits[0]:
                 widget.stop_emission('insert-text')
-        except:
+        except Exception:
             widget.stop_emission('insert-text')
diff --git a/tryton/gui/window/view_form/widget_search/integer.py b/tryton/gui/window/view_form/widget_search/integer.py
index 2b65eae0c5..9f4c94533e 100644
--- a/tryton/gui/window/view_form/widget_search/integer.py
+++ b/tryton/gui/window/view_form/widget_search/integer.py
@@ -63,11 +63,11 @@ class Integer(Interface):
     def _value_get(self):
         try:
             value1 = locale.atoi(self.entry1.get_text())
-        except:
+        except Exception:
             value1 = False
         try:
             value2 = locale.atoi(self.entry2.get_text())
-        except:
+        except Exception:
             value2 = False
         return self._get_clause(value1, value2)
 
@@ -132,5 +132,5 @@ class Integer(Interface):
             if new_value == '-':
                 return
             locale.atoi(new_value)
-        except:
+        except Exception:
             widget.stop_emission('insert-text')
diff --git a/tryton/gui/window/view_tree/view_tree.py b/tryton/gui/window/view_tree/view_tree.py
index 0a806669fa..f8aafc126c 100644
--- a/tryton/gui/window/view_tree/view_tree.py
+++ b/tryton/gui/window/view_tree/view_tree.py
@@ -86,7 +86,7 @@ class ViewTreeModel(gtk.GenericTreeModel, gtk.TreeSortable):
                                 sdt = szone.localize(obj[field], is_dst=True)
                                 ldt = sdt.astimezone(lzone)
                                 obj[field] = ldt
-                            except:
+                            except Exception:
                                 pass
                         obj[field] = common.datetime_strftime(obj[field],
                                 display_format)
@@ -105,7 +105,7 @@ class ViewTreeModel(gtk.GenericTreeModel, gtk.TreeSortable):
                                 0, None, None,
                                 rpc.CONTEXT, ['rec_name'])
                         selection = [(x['id'], x['rec_name']) for x in result]
-                    except:
+                    except Exception:
                         selection = []
                 else:
                     if not isinstance(self.fields_type[field]['selection'],
@@ -115,7 +115,7 @@ class ViewTreeModel(gtk.GenericTreeModel, gtk.TreeSortable):
                                     self.view['model'],
                                     self.fields_type[field]['selection'],
                                     rpc.CONTEXT)
-                        except:
+                        except Exception:
                             selection = []
                 self.fields_type[field]['selection'] = selection
             elif field_type in ('float', 'numeric'):
@@ -320,7 +320,7 @@ class ViewTreeModel(gtk.GenericTreeModel, gtk.TreeSortable):
                     return None
                 tree = node[2]
             return (tuple(path), node)
-        except:
+        except Exception:
             return None
 
 class ViewTree(object):
diff --git a/tryton/gui/window/win_import.py b/tryton/gui/window/win_import.py
index 74c59b3882..b124af32a7 100644
--- a/tryton/gui/window/win_import.py
+++ b/tryton/gui/window/win_import.py
@@ -256,7 +256,7 @@ class WinImport(object):
         try:
             data = csv.reader(open(fname, 'rb'), quotechar=csvdel,
                     delimiter=csvsep)
-        except:
+        except Exception:
             common.warning(_('Error opening CSV file'), self.dialog,
                     _('Error'))
             return True
diff --git a/tryton/gui/window/wizard.py b/tryton/gui/window/wizard.py
index 25cf1aa0f4..6e412c9497 100644
--- a/tryton/gui/window/wizard.py
+++ b/tryton/gui/window/wizard.py
@@ -129,7 +129,7 @@ class Wizard(SignalEvent):
             rpc.execute('wizard', self.action, 'delete', self.wiz_id)
             #XXX to remove when company displayed in status bar
             rpc.context_reload()
-        except:
+        except Exception:
             pass
         Main.get_main()._win_del(self.widget)
 
diff --git a/tryton/pysocket.py b/tryton/pysocket.py
index b502baf1d0..60694beb5f 100644
--- a/tryton/pysocket.py
+++ b/tryton/pysocket.py
@@ -68,7 +68,7 @@ class PySocket:
                         socket.SOCK_STREAM)
                 self.sock.settimeout(CONNECT_TIMEOUT)
                 self.sock.connect((host, int(port)))
-            except:
+            except Exception:
                 self.sock = None
         if self.sock is None:
             self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
@@ -83,7 +83,7 @@ class PySocket:
                     sock = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
                     sock.settimeout(CONNECT_TIMEOUT)
                     sock.connect((host, int(port)))
-                except:
+                except Exception:
                     sock = None
             if sock is None:
                 sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
@@ -95,7 +95,7 @@ class PySocket:
             elif hasattr(socket, 'ssl'):
                 ssl_sock = socket.ssl(sock)
                 self.ssl = True
-        except:
+        except Exception:
             pass
         self.sock.settimeout(TIMEOUT)
         if self.ssl:
@@ -143,10 +143,10 @@ class PySocket:
                     sock.sock_shutdown(shutdown_value)
                 else:
                     sock.shutdown(shutdown_value)
-            except:
+            except Exception:
                 pass
             sock.close()
-        except:
+        except Exception:
             pass
         self.sock = None
         self.ssl = False
diff --git a/tryton/rpc.py b/tryton/rpc.py
index 3899fcdae8..96c3aba5fe 100644
--- a/tryton/rpc.py
+++ b/tryton/rpc.py
@@ -48,7 +48,7 @@ def db_list(host, port):
             _SEMAPHORE.release()
         logging.getLogger('rpc.result').debug(repr(res))
         return res
-    except:
+    except Exception:
         logging.getLogger('rpc.result').debug(repr(None))
         return None
 
@@ -80,7 +80,7 @@ def db_exec(host, port, method, *args):
             _SEMAPHORE.release()
         logging.getLogger('rpc.result').debug(repr(res))
         return res
-    except:
+    except Exception:
         raise
 
 def server_version(host, port):
@@ -111,7 +111,7 @@ def server_version(host, port):
             _SEMAPHORE.release()
         logging.getLogger('rpc.result').debug(repr(res))
         return res
-    except:
+    except Exception:
         logging.getLogger('rpc.result').debug(repr(None))
         return None
 
@@ -170,7 +170,7 @@ def logout():
                 logging.getLogger('rpc.result').debug(repr(res))
             finally:
                 _SEMAPHORE.release()
-        except:
+        except Exception:
             pass
         _SOCK.disconnect()
         _SOCK = None
@@ -185,7 +185,7 @@ def context_reload():
     global CONTEXT, TIMEZONE
     try:
         context = execute('model', 'res.user', 'get_preferences', True, {})
-    except:
+    except Exception:
         return
     CONTEXT = {}
     for i in context:
@@ -194,7 +194,7 @@ def context_reload():
         if i == 'timezone':
             try:
                 TIMEZONE = execute('common', None, 'timezone_get')
-            except:
+            except Exception:
                 pass
 
 def _execute(blocking, *args):
diff --git a/tryton/translate.py b/tryton/translate.py
index 31590f8f8b..82726553db 100644
--- a/tryton/translate.py
+++ b/tryton/translate.py
@@ -177,7 +177,7 @@ def setlang(lang=None, locale_dict=None):
             os.environ['LC_MESSAGES'] = lang2 + '.' + encoding
             os.environ['LANG'] = lang + '.' + encoding
             locale.setlocale(locale.LC_ALL, str(lang2 + '.' + encoding))
-        except:
+        except Exception:
             logging.getLogger('translate').info(
                     _('Unable to set locale %s') % lang2 + '.' + encoding)
 
diff --git a/tryton/wizard/main.py b/tryton/wizard/main.py
index c553872269..8d0ab99672 100644
--- a/tryton/wizard/main.py
+++ b/tryton/wizard/main.py
@@ -131,7 +131,7 @@ class Dialog(object):
                     rpc.execute('model', 'ir.action.wizard_size', 'set_size',
                             self.action, self.screen.name, width, height,
                             rpc.CONTEXT)
-                except:
+                except Exception:
                     pass
 
         if res < len(self.states) and res >= 0:
@@ -249,5 +249,5 @@ class Wizard(object):
             rpc.execute('wizard', action, 'delete', wiz_id)
             #XXX to remove when company displayed in status bar
             rpc.context_reload()
-        except:
+        except Exception:
             pass