Re: [cx-oracle-users] Using cx_Oracle 6.0rc1 on Windows

[Walter D. <wa...@li...>]

On 30 Jun 2017, at 13:55, Walter Dörwald wrote:

> On 29 Jun 2017, at 22:30, Anthony Tuininga wrote:
>
>> Thanks, Chris. If anyone getting this issue is able to build 
>> cx_Oracle
>> themselves, please do so with the environment variable 
>> DPI_DEBUG_LEVEL set
>> to the value 7 and report the results here or in a GitHub issue. 
>> Thanks!
>
> [...]
> As you suggested, we will try compiling cx_Oracle from source next 
> week.

OK, we tried compiling cx_Oracle from source:

===========================================================================

C:\>cd C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Auxiliary\Build

C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Auxiliary\Build>vcvarsall.bat x86_amd64
**********************************************************************
** Visual Studio 2017 Developer Command Prompt v15.0.26430.13
** Copyright (c) 2017 Microsoft Corporation
**********************************************************************
[ERROR:typescript.bat] TypeScript was not added to PATH since a valid 
installation was not found
[ERROR:VsDevCmd.bat] *** VsDevCmd.bat encountered errors. Environment 
may be incomplete and/or incorrect. ***

C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Auxiliary\Build>cd\

C:\>cd \checkouts

C:\checkouts>set
[...]
DPI_DEBUG_LEVEL=7
[...]
Path=C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\bin\HostX86\x64;C:\Program 
Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\bin\HostX86\x86;C:\Program 
Files (x86)\Microsoft Visual 
Studio\2017\Community\Common7\IDE\VC\VCPackages;C:\Program Files 
(x86)\Microsoft Visual 
Studio\2017\Community\Common7\IDE\CommonExtensions\Microsoft\TestWindow;C:\Program 
Files (x86)\Microsoft Visual 
Studio\2017\Community\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team 
Explorer;C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\MSBuild\15.0\bin\Roslyn;C:\Program Files 
(x86)\Microsoft Visual Studio\2017\Community\Team Tools\Performance 
Tools;C:\Program Files (x86)\Microsoft Visual 
Studio\Shared\Common\VSPerfCollectionTools\;C:\Program Files 
(x86)\Windows Kits\10\bin\x86;C:\Program Files (x86)\Windows 
Kits\10\bin\10.0.15063.0\x86;C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\\MSBuild\15.0\bin;C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319;C:\Program 
Files (x86)\Microsoft Visual 
Studio\2017\Community\Common7\IDE\;C:\Program Files (x86)\Microsoft 
Visual 
Studio\2017\Community\Common7\Tools\;C:\pyvenvs\default\Scripts;C:\oraclexe\app\oracle\product\11.2.0\server\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program 
Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program 
Files\Intel\WiFi\bin\;C:\Program Files\Common 
Files\Intel\WirelessCommon\;C:\Program Files\Git\cmd;C:\Program 
Files\OpenVPN\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\Program 
Files (x86)\Windows Kits\10\Windows Performance 
Toolkit\;C:\Users\uli\AppData\Local\Microsoft\WindowsApps;
[...]

C:\checkouts>\pyvenvs\default\scripts\activate

(default) C:\checkouts>git clone 
https://github.com/oracle/python-cx_Oracle
Cloning into 'python-cx_Oracle'...
remote: Counting objects: 3345, done.
remote: Compressing objects: 100% (3/3), done.
remote: Total 3345 (delta 0), reused 1 (delta 0), pack-reused 3342
Receiving objects: 100% (3345/3345), 4.56 MiB | 567.00 KiB/s, done.
Resolving deltas: 100% (2344/2344), done.

(default) C:\checkouts>cd python-cx_Oracle

(default) C:\checkouts\python-cx_Oracle>git clone 
https://github.com/oracle/odpi
Cloning into 'odpi'...
remote: Counting objects: 1875, done.
remote: Compressing objects: 100% (172/172), done.
remote: Total 1875 (delta 85), reused 59 (delta 25), pack-reused 1678
Receiving objects: 100% (1875/1875), 979.74 KiB | 524.00 KiB/s, done.
Resolving deltas: 100% (1363/1363), done.

(default) C:\checkouts\python-cx_Oracle>python setup.py install
running install
running bdist_egg
running egg_info
writing cx_Oracle.egg-info\PKG-INFO
writing dependency_links to cx_Oracle.egg-info\dependency_links.txt
writing top-level names to cx_Oracle.egg-info\top_level.txt
reading manifest file 'cx_Oracle.egg-info\SOURCES.txt'
reading manifest template 'MANIFEST.in'
writing manifest file 'cx_Oracle.egg-info\SOURCES.txt'
installing library code to build\bdist.win-amd64\egg
running install_lib
running build_ext
building 'cx_Oracle' extension
C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\bin\HostX86\x64\cl.exe 
/c /nologo /Ox /W3 /GL /DNDEBUG /MD -DDPI_DEBUG_LEVEL=7 -Iodpi/include 
-Iodpi/src -IC:\pyvenvs\default\include -Ic:\programme\python36\include 
-Ic:\programme\python36\include "-IC:\Program Files (x86)\Microsoft 
Visual Studio\2017\Community\VC\Tools\MSVC\14.10.25017\ATLMFC\include" 
"-IC:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\include" "-IC:\Program 
Files (x86)\Windows Kits\10\include\10.0.15063.0\ucrt" "-IC:\Program 
Files (x86)\Windows Kits\10\include\10.0.15063.0\shared" "-IC:\Program 
Files (x86)\Windows Kits\10\include\10.0.15063.0\um" "-IC:\Program Files 
(x86)\Windows Kits\10\include\10.0.15063.0\winrt" /Tcsrc/cx_Oracle.c 
/Fobuild\temp.win-amd64-3.6\Release\src/cx_Oracle.obj 
-DBUILD_VERSION=6.0rc1
cx_Oracle.c
c:\checkouts\python-cx_oracle\src\Connection.c(851): warning C4311: 
"Typumwandlung": Zeigerverkürzung von "void *" zu "long"
creating C:\checkouts\python-cx_Oracle\build\lib.win-amd64-3.6
C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\bin\HostX86\x64\link.exe 
/nologo /INCREMENTAL:NO /LTCG /DLL /MANIFEST:EMBED,ID=2 /MANIFESTUAC:NO 
/LIBPATH:C:\pyvenvs\default\libs /LIBPATH:c:\programme\python36\libs 
/LIBPATH:c:\programme\python36 /LIBPATH:C:\pyvenvs\default\PCbuild\amd64 
"/LIBPATH:C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\ATLMFC\lib\x64" 
"/LIBPATH:C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\lib\x64" 
"/LIBPATH:C:\Program Files (x86)\Windows 
Kits\10\lib\10.0.15063.0\ucrt\x64" "/LIBPATH:C:\Program Files 
(x86)\Windows Kits\10\lib\10.0.15063.0\um\x64" /EXPORT:PyInit_cx_Oracle 
build\temp.win-amd64-3.6\Release\src/cx_Oracle.obj 
/OUT:build\lib.win-amd64-3.6\cx_Oracle.cp36-win_amd64.pyd 
/IMPLIB:build\temp.win-amd64-3.6\Release\src\cx_Oracle.cp36-win_amd64.lib
cx_Oracle.obj : warning LNK4197: Export "PyInit_cx_Oracle" wurde 
mehrmals angegeben; erste Angabe wird verwendet.
    Bibliothek 
"build\temp.win-amd64-3.6\Release\src\cx_Oracle.cp36-win_amd64.lib" und 
Objekt 
"build\temp.win-amd64-3.6\Release\src\cx_Oracle.cp36-win_amd64.exp" 
werden erstellt.
Code wird generiert.
Codegenerierung ist abgeschlossen.
creating build\bdist.win-amd64
creating build\bdist.win-amd64\egg
copying build\lib.win-amd64-3.6\cx_Oracle.cp36-win_amd64.pyd -> 
build\bdist.win-amd64\egg
creating stub loader for cx_Oracle.cp36-win_amd64.pyd
byte-compiling build\bdist.win-amd64\egg\cx_Oracle.py to 
cx_Oracle.cpython-36.pyc
installing package data to build\bdist.win-amd64\egg
running install_data
creating build\bdist.win-amd64\egg\cx_Oracle-doc
copying LICENSE.txt -> build\bdist.win-amd64\egg\cx_Oracle-doc
copying README.txt -> build\bdist.win-amd64\egg\cx_Oracle-doc
creating build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\AdvancedQueuing.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\AppContext.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\DatabaseChangeNotification.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\DatabaseShutdown.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\DatabaseStartup.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\DMLReturningMultipleRows.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\DRCP.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\Editioning.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\ImplicitResults.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\InsertGeometry.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\QueryChangeNotification.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\ReturnLongs.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\ReturnNumbersAsDecimals.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\ReturnUnicode.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\RowsAsInstance.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\ScrollableCursors.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\Threads.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\TransactionGuard.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\TypeHandlers.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\UniversalRowids.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
creating build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\BooleanVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\Connection.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\Cursor.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\CursorVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\DateTimeVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\DMLReturning.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\DropTest.sql -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\Error.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\Features12_1.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\IntervalVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\LobVar.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\LongVar.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\NCharVar.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\NumberVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\ObjectVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\SessionPool.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\SetupTest.sql -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\StringVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\test.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\TestEnv.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\test_dbapi20.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\TimestampVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uConnection.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uCursor.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uCursorVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uDateTimeVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uFeatures12_1.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uIntervalVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uLobVar.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uLongVar.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uNumberVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uObjectVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uSessionPool.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uStringVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uTimestampVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
creating build\bdist.win-amd64\egg\EGG-INFO
copying cx_Oracle.egg-info\PKG-INFO -> 
build\bdist.win-amd64\egg\EGG-INFO
copying cx_Oracle.egg-info\SOURCES.txt -> 
build\bdist.win-amd64\egg\EGG-INFO
copying cx_Oracle.egg-info\dependency_links.txt -> 
build\bdist.win-amd64\egg\EGG-INFO
copying cx_Oracle.egg-info\top_level.txt -> 
build\bdist.win-amd64\egg\EGG-INFO
writing build\bdist.win-amd64\egg\EGG-INFO\native_libs.txt
zip_safe flag not set; analyzing archive contents...
__pycache__.cx_Oracle.cpython-36: module references __file__
creating 'dist\cx_Oracle-6.0rc1-py3.6-win-amd64.egg' and adding 
'build\bdist.win-amd64\egg' to it
removing 'build\bdist.win-amd64\egg' (and everything under it)
Processing cx_Oracle-6.0rc1-py3.6-win-amd64.egg
removing 
'c:\pyvenvs\default\lib\site-packages\cx_Oracle-6.0rc1-py3.6-win-amd64.egg' 
(and everything under it)
creating 
c:\pyvenvs\default\lib\site-packages\cx_Oracle-6.0rc1-py3.6-win-amd64.egg
Extracting cx_Oracle-6.0rc1-py3.6-win-amd64.egg to 
c:\pyvenvs\default\lib\site-packages
Extracting cx_Oracle-6.0rc1-py3.6-win-amd64.egg to 
c:\pyvenvs\default\lib\site-packages
   File 
"c:\pyvenvs\default\lib\site-packages\cx_Oracle-6.0rc1-py3.6-win-amd64.egg\cx_Oracle-doc\test\test_dbapi20.py", 
line 46
     print "Testing cx_Oracle version", cx_Oracle.version
                                     ^
SyntaxError: Missing parentheses in call to 'print'

   File 
"c:\pyvenvs\default\lib\site-packages\cx_Oracle-6.0rc1-py3.6-win-amd64.egg\cx_Oracle-doc\test\uFeatures12_1.py", 
line 42
     [1L, 1L, 1L, 1L, 1L])
       ^
SyntaxError: invalid syntax

   File 
"c:\pyvenvs\default\lib\site-packages\cx_Oracle-6.0rc1-py3.6-win-amd64.egg\cx_Oracle-doc\test\uNumberVar.py", 
line 26
     nullableCol = 143L ** i
                      ^
SyntaxError: invalid syntax

Adding cx-Oracle 6.0rc1 to easy-install.pth file

Installed 
c:\pyvenvs\default\lib\site-packages\cx_oracle-6.0rc1-py3.6-win-amd64.egg
Processing dependencies for cx-Oracle==6.0rc1
Finished processing dependencies for cx-Oracle==6.0rc1

===========================================================================

It seems that this part of the code is not Python 3 compatible.

Should I open a Github issue for those errors?

After fixing those errors "python setup.py install" runs to completion, 
however importing cx_Oracle still fails with the same error message:

===========================================================================

(default) C:\checkouts\python-cx_Oracle>python setup.py install
running install
running bdist_egg
running egg_info
writing cx_Oracle.egg-info\PKG-INFO
writing dependency_links to cx_Oracle.egg-info\dependency_links.txt
writing top-level names to cx_Oracle.egg-info\top_level.txt
reading manifest file 'cx_Oracle.egg-info\SOURCES.txt'
reading manifest template 'MANIFEST.in'
writing manifest file 'cx_Oracle.egg-info\SOURCES.txt'
installing library code to build\bdist.win-amd64\egg
running install_lib
running build_ext
building 'cx_Oracle' extension
C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\bin\HostX86\x64\cl.exe 
/c /nologo /Ox /W3 /GL /DNDEBUG /MD -DDPI_DEBUG_LEVEL=7 -Iodpi/include 
-Iodpi/src -IC:\pyvenvs\default\include -Ic:\programme\python36\include 
-Ic:\programme\python36\include "-IC:\Program Files (x86)\Microsoft 
Visual Studio\2017\Community\VC\Tools\MSVC\14.10.25017\ATLMFC\include" 
"-IC:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\include" "-IC:\Program 
Files (x86)\Windows Kits\10\include\10.0.15063.0\ucrt" "-IC:\Program 
Files (x86)\Windows Kits\10\include\10.0.15063.0\shared" "-IC:\Program 
Files (x86)\Windows Kits\10\include\10.0.15063.0\um" "-IC:\Program Files 
(x86)\Windows Kits\10\include\10.0.15063.0\winrt" /Tcsrc/cx_Oracle.c 
/Fobuild\temp.win-amd64-3.6\Release\src/cx_Oracle.obj 
-DBUILD_VERSION=6.0rc1
cx_Oracle.c
c:\checkouts\python-cx_oracle\src\Connection.c(851): warning C4311: 
"Typumwandlung": Zeigerverkürzung von "void *" zu "long"
creating C:\checkouts\python-cx_Oracle\build\lib.win-amd64-3.6
C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\bin\HostX86\x64\link.exe 
/nologo /INCREMENTAL:NO /LTCG /DLL /MANIFEST:EMBED,ID=2 /MANIFESTUAC:NO 
/LIBPATH:C:\pyvenvs\default\libs /LIBPATH:c:\programme\python36\libs 
/LIBPATH:c:\programme\python36 /LIBPATH:C:\pyvenvs\default\PCbuild\amd64 
"/LIBPATH:C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\ATLMFC\lib\x64" 
"/LIBPATH:C:\Program Files (x86)\Microsoft Visual 
Studio\2017\Community\VC\Tools\MSVC\14.10.25017\lib\x64" 
"/LIBPATH:C:\Program Files (x86)\Windows 
Kits\10\lib\10.0.15063.0\ucrt\x64" "/LIBPATH:C:\Program Files 
(x86)\Windows Kits\10\lib\10.0.15063.0\um\x64" /EXPORT:PyInit_cx_Oracle 
build\temp.win-amd64-3.6\Release\src/cx_Oracle.obj 
/OUT:build\lib.win-amd64-3.6\cx_Oracle.cp36-win_amd64.pyd 
/IMPLIB:build\temp.win-amd64-3.6\Release\src\cx_Oracle.cp36-win_amd64.lib
cx_Oracle.obj : warning LNK4197: Export "PyInit_cx_Oracle" wurde 
mehrmals angegeben; erste Angabe wird verwendet.
    Bibliothek 
"build\temp.win-amd64-3.6\Release\src\cx_Oracle.cp36-win_amd64.lib" und 
Objekt 
"build\temp.win-amd64-3.6\Release\src\cx_Oracle.cp36-win_amd64.exp" 
werden erstellt.
Code wird generiert.
Codegenerierung ist abgeschlossen.
creating build\bdist.win-amd64
creating build\bdist.win-amd64\egg
copying build\lib.win-amd64-3.6\cx_Oracle.cp36-win_amd64.pyd -> 
build\bdist.win-amd64\egg
creating stub loader for cx_Oracle.cp36-win_amd64.pyd
byte-compiling build\bdist.win-amd64\egg\cx_Oracle.py to 
cx_Oracle.cpython-36.pyc
installing package data to build\bdist.win-amd64\egg
running install_data
creating build\bdist.win-amd64\egg\cx_Oracle-doc
copying LICENSE.txt -> build\bdist.win-amd64\egg\cx_Oracle-doc
copying README.txt -> build\bdist.win-amd64\egg\cx_Oracle-doc
creating build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\AdvancedQueuing.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\AppContext.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\DatabaseChangeNotification.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\DatabaseShutdown.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\DatabaseStartup.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\DMLReturningMultipleRows.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\DRCP.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\Editioning.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\ImplicitResults.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\InsertGeometry.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\QueryChangeNotification.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\ReturnLongs.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\ReturnNumbersAsDecimals.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\ReturnUnicode.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\RowsAsInstance.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\ScrollableCursors.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\Threads.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\TransactionGuard.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\TypeHandlers.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
copying samples\UniversalRowids.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\samples
creating build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\BooleanVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\Connection.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\Cursor.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\CursorVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\DateTimeVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\DMLReturning.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\DropTest.sql -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\Error.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\Features12_1.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\IntervalVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\LobVar.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\LongVar.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\NCharVar.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\NumberVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\ObjectVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\SessionPool.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\SetupTest.sql -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\StringVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\test.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\TestEnv.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\test_dbapi20.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\TimestampVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uConnection.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uCursor.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uCursorVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uDateTimeVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uFeatures12_1.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uIntervalVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uLobVar.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uLongVar.py -> build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uNumberVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uObjectVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uSessionPool.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uStringVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
copying test\uTimestampVar.py -> 
build\bdist.win-amd64\egg\cx_Oracle-doc\test
creating build\bdist.win-amd64\egg\EGG-INFO
copying cx_Oracle.egg-info\PKG-INFO -> 
build\bdist.win-amd64\egg\EGG-INFO
copying cx_Oracle.egg-info\SOURCES.txt -> 
build\bdist.win-amd64\egg\EGG-INFO
copying cx_Oracle.egg-info\dependency_links.txt -> 
build\bdist.win-amd64\egg\EGG-INFO
copying cx_Oracle.egg-info\top_level.txt -> 
build\bdist.win-amd64\egg\EGG-INFO
writing build\bdist.win-amd64\egg\EGG-INFO\native_libs.txt
zip_safe flag not set; analyzing archive contents...
__pycache__.cx_Oracle.cpython-36: module references __file__
creating 'dist\cx_Oracle-6.0rc1-py3.6-win-amd64.egg' and adding 
'build\bdist.win-amd64\egg' to it
removing 'build\bdist.win-amd64\egg' (and everything under it)
Processing cx_Oracle-6.0rc1-py3.6-win-amd64.egg
removing 
'c:\pyvenvs\default\lib\site-packages\cx_Oracle-6.0rc1-py3.6-win-amd64.egg' 
(and everything under it)
creating 
c:\pyvenvs\default\lib\site-packages\cx_Oracle-6.0rc1-py3.6-win-amd64.egg
Extracting cx_Oracle-6.0rc1-py3.6-win-amd64.egg to 
c:\pyvenvs\default\lib\site-packages
cx-Oracle 6.0rc1 is already the active version in easy-install.pth

Installed 
c:\pyvenvs\default\lib\site-packages\cx_oracle-6.0rc1-py3.6-win-amd64.egg
Processing dependencies for cx-Oracle==6.0rc1
Finished processing dependencies for cx-Oracle==6.0rc1

(default) C:\checkouts\python-cx_Oracle>python
Python 3.6.0 (v3.6.0:41df79263a11, Dec 23 2016, 08:06:12) [MSC v.1900 64 
bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import cx_Oracle
Traceback (most recent call last):
   File "<stdin>", line 1, in <module>
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xe4 in position 66: 
invalid continuation byte
>>>

===========================================================================

BTW, what does the DPI_DEBUG_LEVEL environment variable do? It seem the 
above code doesn't produce any additional output.

Servus,
    Walter