refactor: remove unused python2 code, optimize imports

aore/updater/aodataparser.py

@@ -1,6 +1,6 @@
-# -*- coding: utf-8 -*-
-import os
 import codecs
+import os
+
 from aore.config import Folders
 from aore.dbutils.dbschemas import db_shemas
 from aore.miscutils.exceptions import FiasException

aore/updater/aorar.py

@@ -1,11 +1,8 @@
-# -*- coding: utf-8 -*-
-
 import logging
 import os.path
-from traceback import format_exc
-
 import rarfile
 import requests
+from traceback import format_exc
 
 from aore.config import Folders, UnrarConfig
 from aore.miscutils.exceptions import FiasException

aore/updater/aoxmltableentry.py

@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-
 import re
 
 from enum import Enum
@@ -42,8 +40,5 @@ class AoXmlTableEntry:
     def close(self):
         self.file_descriptor.close()
 
-    def __unicode__(self):
-        return "Entry for {} table {}".format(self.operation_type, self.table_name)
-
     def __str__(self):
         return "Entry for {} table {}".format(self.operation_type, self.table_name)

aore/updater/dbhandler.py

@@ -1,7 +1,4 @@
-# -*- coding: utf-8 -*-
-
 import logging
-
 import psycopg2
 from bottle import template
 
@@ -66,4 +63,3 @@ class DbHandler:
 
         self.db.execute(sql_query)
         logging.info("All indexes was deleted.")
-

aore/updater/soapreceiver.py

@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-
 from pysimplesoap.client import SoapClient
 
 

aore/updater/updater.py

@@ -1,9 +1,6 @@
-# -*- coding: utf-8 -*-
-
 import logging
-from os import walk, path
-
 import psycopg2
+from os import walk, path
 
 from aore.config import DatabaseConfig
 from aore.dbutils.dbimpl import DBImpl

aore/updater/xmlparser.py

@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-
 from lxml import etree