diff --git a/pym/update/profile.py b/pym/update/profile.py
index 11017eb..b0f028f 100644
--- a/pym/update/profile.py
+++ b/pym/update/profile.py
@@ -21,7 +21,7 @@ import shutil
 from calculate.lib.utils.files import (listDirectory, readFile, readLinesFile,
                                        makeDirectory, removeDir)
 from calculate.lib.utils.git import Git
-from update import UpdateError
+from .update import UpdateError
 
 from calculate.lib.cl_lang import setLocalTranslate, _
 setLocalTranslate('cl_update3', sys.modules[__name__])
@@ -209,7 +209,7 @@ class ProfileRepository(object):
         if git.is_private_url(url):
             try:
                 makeDirectory(rpath)
-                os.chmod(rpath, 0700)
+                os.chmod(rpath, 0o700)
             except OSError:
                 pass
         git.cloneRepository(url, rpath, branch)
diff --git a/pym/update/update.py b/pym/update/update.py
index f9f930d..3f474d4 100644
--- a/pym/update/update.py
+++ b/pym/update/update.py
@@ -29,9 +29,9 @@ from calculate.lib.datavars import DataVarsError, VariableError, Variable
 from calculate.lib.utils.tools import AddonError
 from calculate.lib.utils.colortext.palette import TextState
 from calculate.lib.utils.colortext import get_color_print
-from calculate.update.emerge_parser import RevdepPercentBlock
-from calculate.update.datavars import DataVarsUpdate
-from calculate.update.update_info import UpdateInfo
+from .emerge_parser import RevdepPercentBlock
+from .datavars import DataVarsUpdate
+from .update_info import UpdateInfo
 from calculate.lib.utils.binhosts import (Binhosts, BinhostSignError,
     BinhostError, PackagesIndex, DAYS)
 from calculate.lib.utils.gpg import GPG, GPGError
@@ -65,9 +65,9 @@ from calculate.lib.utils.files import (getProgPath, STDOUT, removeDir,
                                        readFile, listDirectory, pathJoin,
                                        find, FindFileType,quite_unlink,
                                        writeFile, makeDirectory)
-import emerge_parser
+from . import emerge_parser
 import logging
-from emerge_parser import (EmergeParser, EmergeCommand, EmergeError,
+from .emerge_parser import (EmergeParser, EmergeCommand, EmergeError,
                            EmergeCache, Chroot)
 
 from calculate.lib.cl_lang import (setLocalTranslate, getLazyLocalTranslate,
@@ -177,19 +177,19 @@ class Update(MethodsInterface):
             try:
                 if not path.exists(rpath):
                     makeDirectory(rpath)
-                os.chmod(rpath, 0700)
+                os.chmod(rpath, 0o700)
                 yield
             finally:
                 try:
                     for dn in (Git._gitDir(rpath), path.join(rpath, "profiles/templates")):
                         if path.exists(dn):
-                            os.chmod(dn, 0700)
+                            os.chmod(dn, 0o700)
                     for fn in find(path.join(rpath, "profiles"), True, FindFileType.RegularFile,
                                    True, None, downfilter=lambda x: not x.endswith("/templates")):
                         if fn.endswith("calculate.env") or fn.endswith("ini.env"):
-                            os.chmod(fn, 0600)
+                            os.chmod(fn, 0o600)
                     if path.exists(rpath):
-                        os.chmod(rpath, 0755)
+                        os.chmod(rpath, 0o755)
                 except OSError:
                     pass
         else:
diff --git a/pym/update/update_info.py b/pym/update/update_info.py
index f0f5975..7b22157 100644
--- a/pym/update/update_info.py
+++ b/pym/update/update_info.py
@@ -16,7 +16,6 @@
 
 import os
 from os import path
-from itertools import ifilter
 from calculate.core.datavars import DataVarsCore
 from calculate.core.server.gen_pid import search_worked_process
 from calculate.lib.cl_template import SystemIni
@@ -71,7 +70,7 @@ class UpdateInfo(object):
         """
         Проверить есть ли уже запущенная копия console-gui
         """
-        return any(ifilter(lambda x: "cl-console-gui" in x, getRunCommands()))
+        return any(filter(lambda x: "cl-console-gui" in x, getRunCommands()))
 
     def update_already_run(self):
         """
diff --git a/pym/update/variables/__init__.py b/pym/update/variables/__init__.py
index 0581c8b..e074ab8 100644
--- a/pym/update/variables/__init__.py
+++ b/pym/update/variables/__init__.py
@@ -14,7 +14,7 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 
-import action
-import update
+from . import action
+from . import update
 
 section = "update"
diff --git a/pym/update/variables/update.py b/pym/update/variables/update.py
index 2f7ace8..41a3559 100644
--- a/pym/update/variables/update.py
+++ b/pym/update/variables/update.py
@@ -42,7 +42,7 @@ from calculate.lib.variables import env
 from calculate.lib.variables import system as lib_system
 from calculate.update.update_info import UpdateInfo
 from itertools import chain
-from urlparse import urlparse
+from urllib.parse import urlparse
 import io
 import time
 
diff --git a/pym/update/wsdl_update.py b/pym/update/wsdl_update.py
index e4280bb..e39dfa7 100644
--- a/pym/update/wsdl_update.py
+++ b/pym/update/wsdl_update.py
@@ -20,7 +20,7 @@ from calculate.lib.datavars import VariableError,DataVarsError
 
 from calculate.core.server.func import WsdlBase
 from calculate.install.install import InstallError
-from calculate.update.update import Update, UpdateError
+from .update import Update, UpdateError
 from calculate.lib.utils.git import GitError
 from utils.cl_update import ClUpdateAction
 from utils.cl_update_profile import ClUpdateProfileAction