diff --git a/BaseTools/Scripts/PackageDocumentTools/packagedoc_cli.py b/BaseTools/Scripts/PackageDocumentTools/packagedoc_cli.py
index e404a07cd7..5c65842a72 100644
--- a/BaseTools/Scripts/PackageDocumentTools/packagedoc_cli.py
+++ b/BaseTools/Scripts/PackageDocumentTools/packagedoc_cli.py
@@ -16,8 +16,8 @@ from __future__ import print_function
 import os, sys, logging, traceback, subprocess
 from optparse import OptionParser
 
-from .plugins.EdkPlugins.edk2.model import baseobject
-from .plugins.EdkPlugins.edk2.model import doxygengen
+from plugins.EdkPlugins.edk2.model import baseobject
+from plugins.EdkPlugins.edk2.model import doxygengen
 
 gArchMarcoDict = {'ALL'      : 'MDE_CPU_IA32 MDE_CPU_X64 MDE_CPU_EBC MDE_CPU_IPF _MSC_EXTENSIONS __GNUC__ __INTEL_COMPILER',
                   'IA32_MSFT': 'MDE_CPU_IA32 _MSC_EXTENSIONS',
diff --git a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/basemodel/doxygen.py b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/basemodel/doxygen.py
index ae47ff1344..a510808842 100644
--- a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/basemodel/doxygen.py
+++ b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/basemodel/doxygen.py
@@ -92,7 +92,7 @@ class Page(BaseDoxygeItem):
             self.mText.insert(endIndex, '<ul>')
             endIndex += 1
             if self.mIsSort:
-                self.mSubPages.sort(cmp=lambda x, y: cmp(x.mName.lower(), y.mName.lower()))
+                self.mSubPages.sort(key=lambda x: x.mName.lower())
             for page in self.mSubPages:
                 self.mText.insert(endIndex, '<li>\subpage %s \"%s\" </li>' % (page.mTag, page.mName))
                 endIndex += 1
diff --git a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/basemodel/ini.py b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/basemodel/ini.py
index 6e6f3f4b97..bac2f5e2e6 100644
--- a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/basemodel/ini.py
+++ b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/basemodel/ini.py
@@ -25,7 +25,7 @@ class BaseINIFile(object):
         @return: instance of this class
 
         """
-        if len(args) == 0: return object.__new__(cls, *args, **kwargs)
+        if len(args) == 0: return object.__new__(cls)
         filename = args[0]
         parent   = None
         if len(args) > 1:
@@ -33,7 +33,7 @@ class BaseINIFile(object):
 
         key = os.path.normpath(filename)
         if key not in cls._objs.keys():
-            cls._objs[key] = object.__new__(cls, *args, **kwargs)
+            cls._objs[key] = object.__new__(cls)
 
         if parent is not None:
             cls._objs[key].AddParent(parent)
diff --git a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/baseobject.py b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/baseobject.py
index 0159bd5269..7b47fd76b9 100644
--- a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/baseobject.py
+++ b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/baseobject.py
@@ -10,12 +10,12 @@
 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
-from ...basemodel import ini
-from ...edk2.model import dsc
-from ...edk2.model import inf
-from ...edk2.model import dec
+from plugins.EdkPlugins.basemodel import ini
+from plugins.EdkPlugins.edk2.model import dsc
+from plugins.EdkPlugins.edk2.model import inf
+from plugins.EdkPlugins.edk2.model import dec
 import os
-from ...basemodel.message import *
+from plugins.EdkPlugins.basemodel.message import *
 
 class SurfaceObject(object):
     _objs = {}
@@ -25,7 +25,7 @@ class SurfaceObject(object):
         @return: instance of this class
 
         """
-        obj = object.__new__(cls, *args, **kwargs)
+        obj = object.__new__(cls)
         if "None" not in cls._objs:
             cls._objs["None"] = []
         cls._objs["None"].append(obj)
@@ -846,7 +846,7 @@ class SurfaceItem(object):
                 ErrorMsg("%s item is duplicated defined in packages: %s and %s" %
                          (name, parent.GetFilename(), cls._objs[name].GetParent().GetFilename()))
                 return None
-            obj = object.__new__(cls, *args, **kwargs)
+            obj = object.__new__(cls)
             cls._objs[name] = obj
             return obj
         elif issubclass(parent.__class__, Module):
diff --git a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/dec.py b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/dec.py
index 3d210f72ac..568076547b 100644
--- a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/dec.py
+++ b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/dec.py
@@ -11,9 +11,9 @@
 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #
 
-from ...basemodel import ini
+from plugins.EdkPlugins.basemodel import ini
 import re, os
-from ...basemodel.message import *
+from plugins.EdkPlugins.basemodel.message import *
 
 class DECFile(ini.BaseINIFile):
 
diff --git a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/doxygengen.py b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/doxygengen.py
index 9c299fbfc5..e31df262bc 100644
--- a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/doxygengen.py
+++ b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/doxygengen.py
@@ -16,7 +16,7 @@
 """This file produce action class to generate doxygen document for edk2 codebase.
    The action classes are shared by GUI and command line tools.
 """
-from ...basemodel import doxygen
+from plugins.EdkPlugins.basemodel import doxygen
 import os
 try:
     import wx
@@ -24,9 +24,9 @@ try:
 except:
     gInGui = False
 import re
-from ...edk2.model import inf
-from ...edk2.model import dec
-from ...basemodel.message import *
+from plugins.EdkPlugins.edk2.model import inf
+from plugins.EdkPlugins.edk2.model import dec
+from plugins.EdkPlugins.basemodel.message import *
 
 _ignore_dir = ['.svn', '_svn', 'cvs']
 _inf_key_description_mapping_table = {
diff --git a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/doxygengen_spec.py b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/doxygengen_spec.py
index 3a862a92ea..279b7fb8d4 100644
--- a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/doxygengen_spec.py
+++ b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/doxygengen_spec.py
@@ -13,7 +13,7 @@
 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
-from ...basemodel import doxygen
+from plugins.EdkPlugins.basemodel import doxygen
 import os
 try:
     import wx
@@ -21,9 +21,9 @@ try:
 except:
     gInGui = False
 import re
-from ...edk2.model import inf
-from ...edk2.model import dec
-from ...basemodel.message import *
+from plugins.EdkPlugins.edk2.model import inf
+from plugins.EdkPlugins.edk2.model import dec
+from plugins.EdkPlugins.basemodel.message import *
 
 _ignore_dir = ['.svn', '_svn', 'cvs']
 _inf_key_description_mapping_table = {
diff --git a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/dsc.py b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/dsc.py
index 6f59e566b8..9c57f6f41f 100644
--- a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/dsc.py
+++ b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/dsc.py
@@ -11,9 +11,9 @@
 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #
 
-from ...basemodel import ini
+from plugins.EdkPlugins.basemodel import ini
 import re, os
-from ...basemodel.message import *
+from plugins.EdkPlugins.basemodel.message import *
 
 class DSCFile(ini.BaseINIFile):
     def GetSectionInstance(self, parent, name, isCombined=False):
diff --git a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/inf.py b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/inf.py
index cf2e49d3af..c5f03841d3 100644
--- a/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/inf.py
+++ b/BaseTools/Scripts/PackageDocumentTools/plugins/EdkPlugins/edk2/model/inf.py
@@ -11,9 +11,9 @@
 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #
 
-from ...basemodel import ini
+from plugins.EdkPlugins.basemodel import ini
 import re, os
-from ...basemodel.message import *
+from plugins.EdkPlugins.basemodel.message import *
 
 class INFFile(ini.BaseINIFile):
     _libobjs = {}