diff --git a/app/camera/buffer.py b/app/camera/buffer.py
index f5410b8..3f7cc95 100644
--- a/app/camera/buffer.py
+++ b/app/camera/buffer.py
@@ -34,7 +34,6 @@ import os
 class AppBuffer(Buffer):
     def __init__(self, buffer_id, url, arguments):
         Buffer.__init__(self, buffer_id, url, arguments, True, QColor(0, 0, 0, 255))
-
         self.add_widget(CameraWidget(QColor(0, 0, 0, 255)))
 
     def all_views_hide(self):
diff --git a/core/buffer.py b/core/buffer.py
index 5e419b2..bf7d0fb 100644
--- a/core/buffer.py
+++ b/core/buffer.py
@@ -25,7 +25,6 @@ from PyQt5.QtWidgets import QGraphicsScene
 from PyQt5.QtCore import Qt, QEvent
 from PyQt5.QtGui import QKeyEvent
 from PyQt5.QtWidgets import QApplication
-
 import abc
 
 qt_key_dict = {
diff --git a/eaf.el b/eaf.el
index adf16d8..1b8e547 100644
--- a/eaf.el
+++ b/eaf.el
@@ -274,6 +274,7 @@ by `dired-find-alternate-file'. Otherwise they will be opened normally with `dir
   (frame-parameter frame 'window-id))
 
 (defun eaf-start-process ()
+  "Start EAF process if it haven't started yet"
   (interactive)
   (if (process-live-p eaf-process)
       (message "EAF process has started.")
diff --git a/eaf.py b/eaf.py
index 28291c8..714bbd7 100755
--- a/eaf.py
+++ b/eaf.py
@@ -262,35 +262,35 @@ class EAF(dbus.service.Object):
     def focus_emacs_buffer(self, message):
         pass
 
-    @dbus.service.signal("com.lazycat.eaf")
+    @dbus.service.signal(EAF_DBUS_NAME)
     def start_finish(self):
         pass
 
-    @dbus.service.signal("com.lazycat.eaf")
+    @dbus.service.signal(EAF_DBUS_NAME)
     def update_buffer_title(self, buffer_id, title):
         pass
 
-    @dbus.service.signal("com.lazycat.eaf")
+    @dbus.service.signal(EAF_DBUS_NAME)
     def open_buffer_url(self, url):
         pass
 
-    @dbus.service.signal("com.lazycat.eaf")
+    @dbus.service.signal(EAF_DBUS_NAME)
     def translate_text(self, text):
         pass
 
-    @dbus.service.signal("com.lazycat.eaf")
+    @dbus.service.signal(EAF_DBUS_NAME)
     def input_message(self, buffer_id, message, callback_type):
         pass
 
-    @dbus.service.signal("com.lazycat.eaf")
+    @dbus.service.signal(EAF_DBUS_NAME)
     def create_new_browser_buffer(self, buffer_id):
         pass
 
-    @dbus.service.signal("com.lazycat.eaf")
+    @dbus.service.signal(EAF_DBUS_NAME)
     def request_kill_buffer(self, buffer_id):
         pass
 
-    @dbus.service.signal("com.lazycat.eaf")
+    @dbus.service.signal(EAF_DBUS_NAME)
     def message_to_emacs(self, message):
         pass
 
@@ -350,11 +350,11 @@ class EAF(dbus.service.Object):
                     if buf.url in session_dict[buf.module_path]:
                         buf.restore_session_data(session_dict[buf.module_path][buf.url])
 
-                        print("Restore session: ", buf.buffer_id, buf.module_path, self.session_file_path)
+                        print("Restored session: ", buf.buffer_id, buf.module_path, self.session_file_path)
                     else:
-                        print("No session data about %s, no need restore session." % (buf.url))
+                        print("No session data about %s, no need to restore session." % (buf.url))
                 else:
-                    print("No data in session file, no need restore session.")
+                    print("No data present in session file, no need to restore session.")
         else:
             print("Not found %s, no need restore session." % (self.session_file_path))