What version of cffi do you have installed in your environment?
> On Feb 22, 2019, at 4:52 PM, Thomas <thomas.s.wolfsb...@freenet.de> wrote: > > Hello all. > > I have a question about the compatibility of cryptography 2.5 > > I use Python 3.4.4 with current packages to create a proxy under the old > Windows XP. > Until now, this has worked flawlessly until and including cryptography 2.4.2. > > With cryptography 2.5 I get an error reported back when running the Python > script (see also below). > > File "C:ProgrammePython34libsite-packagescryptographyhazmatbindingsope > Nsslbinding.py, "line 14, in <module> > From cryptography.hazmat.bindings. _ openssl import ffi, lib > ImportError: DLL failed load: The specified module was not found. > > Is this a flaw in cryptography? > Or has support for Python 3.4.4 already been discontinued? > > Can I do something to continue using current packages of cryptography? > What else needs to be installed? > > Thanks and regards > > Thomas Schulze > > > > > (Original Text in German) > > Ich habe eine Frage zur Kompatibilität von cryptography 2.5 > > Ich verwende Python 3.4.4 mit aktuellen Paketen, um unter dem alten Windows > XP einen Proxy zu erstellen. > Bisher funktionierte dies einwandfrei bis einschließlich cryptography 2.4.2. > > Mit cryptography 2.5 bekomme ich bereits beim Ausführen der Python-Scripte > einen Fehler zurückgemeldet (siehe auch unten). > > File > "C:\Programme\Python34\lib\site-packages\cryptography\hazmat\bindings\ope > nssl\binding.py", line 14, in <module> > from cryptography.hazmat.bindings._openssl import ffi, lib > ImportError: DLL load failed: Das angegebene Modul wurde nicht gefunden. > > Ist das ein Fehler in cryptography? > Oder wurde die Unterstützung für Python 3.4.4 bereits eingestellt? > > Kann ich etwas unternehmen, um weiterhin aktuelle Pakete von cryptography zu > verwenden? > Was muß noch installiert werden? > > Danke, mit freundlichen Grüßen > > Thomas Schulze > > > > > > > Console output with cryptography 2.4.2 (Proxy works correct) > > ============================================================================== > HTTPSProxy WinXP TLS1.2 support v1.5.2 2018-11-06 > > cryptography v2.4.2 / pyOpenSSL v19.0.0 / urllib3 v1.24.1 > > HTTPSProxy local client port: localhost:8080 > > HTTPSProxy log send port: localhost:9020 > ============================================================================== > > Start logging: > > > > > > > Install cryptography 2.5 (incl. idna) > > Collecting cryptography[idna] > Using cached > https://files.pythonhosted.org/packages/a7/5e/bd3cf6fda1860592d52 > 41ea2b8c6cc4e8c1fb4c576d30a8ab4d43f180121/cryptography-2.5-cp34-cp34m-win32.whl > Collecting six>=1.4.1 (from cryptography[idna]) > Using cached > https://files.pythonhosted.org/packages/73/fb/00a976f728d0d1fecfe > 898238ce23f502a721c0ac0ecfedb80e0d88c64e9/six-1.12.0-py2.py3-none-any.whl > Collecting asn1crypto>=0.21.0 (from cryptography[idna]) > Using cached > https://files.pythonhosted.org/packages/ea/cd/35485615f45f30a5105 > 76f1a56d1e0a7ad7bd8ab5ed7cdc600ef7cd06222/asn1crypto-0.24.0-py2.py3-none-any.whl > > Collecting cffi!=1.11.3,>=1.8 (from cryptography[idna]) > Using cached > https://files.pythonhosted.org/packages/0e/a6/1275e5c1b1af26a5048 > b0a596aab56236ea4ff4119e0b89cb36180440d72/cffi-1.12.1-cp34-cp34m-win32.whl > Collecting idna>=2.1; extra == "idna" (from cryptography[idna]) > Using cached > https://files.pythonhosted.org/packages/14/2c/cd551d81dbe15200be1 > cf41cd03869a46fe7226e7450af7a6545bfc474c9/idna-2.8-py2.py3-none-any.whl > Collecting pycparser (from cffi!=1.11.3,>=1.8->cryptography[idna]) > Installing collected packages: six, asn1crypto, pycparser, cffi, idna, > cryptogra > phy > Found existing installation: six 1.12.0 > Uninstalling six-1.12.0: > Successfully uninstalled six-1.12.0 > Found existing installation: asn1crypto 0.24.0 > Uninstalling asn1crypto-0.24.0: > Successfully uninstalled asn1crypto-0.24.0 > Found existing installation: pycparser 2.19 > Uninstalling pycparser-2.19: > Successfully uninstalled pycparser-2.19 > Found existing installation: cffi 1.12.1 > Uninstalling cffi-1.12.1: > Successfully uninstalled cffi-1.12.1 > Found existing installation: idna 2.8 > Uninstalling idna-2.8: > Successfully uninstalled idna-2.8 > Found existing installation: cryptography 2.4.2 > Uninstalling cryptography-2.4.2: > Successfully uninstalled cryptography-2.4.2 > Successfully installed asn1crypto-0.24.0 cffi-1.12.1 cryptography-2.5 > idna-2.8 p > ycparser-2.19 six-1.12.0 > > > > > > > Console output with cryptography 2.5 > > Traceback (most recent call last): > File "S:\2017-10-31 Projekt HTTPSProxy\3_3_1 > HTTPSProxy_py_actual_test_and_bui > ld\HTTPSProxy.py", line 19, in <module> > import OpenSSL > File "C:\Programme\Python34\lib\site-packages\OpenSSL\__init__.py", line 8, > in > <module> > from OpenSSL import crypto, SSL > File "C:\Programme\Python34\lib\site-packages\OpenSSL\crypto.py", line 16, > in > <module> > from OpenSSL._util import ( > File "C:\Programme\Python34\lib\site-packages\OpenSSL\_util.py", line 6, in > <m > odule> > from cryptography.hazmat.bindings.openssl.binding import Binding > File > "C:\Programme\Python34\lib\site-packages\cryptography\hazmat\bindings\ope > nssl\binding.py", line 14, in <module> > from cryptography.hazmat.bindings._openssl import ffi, lib > ImportError: DLL load failed: Das angegebene Modul wurde nicht gefunden. > > > > > > > All packages > > altgraph==0.16.1 > appdirs==1.4.3 > asn1crypto==0.24.0 > blessings==1.7 > bpython==0.17.1 > certifi==2018.11.29 > cffi==1.12.1 > chardet==3.0.4 > colorama==0.4.1 > configparser==3.7.1 > cryptography==2.5 > curtsies==0.3.0 > dill==0.2.9 > future==0.17.1 > greenlet==0.4.15 > idna==2.8 > JsonForm==0.0.2 > jsonschema==2.6.0 > JsonSir==0.0.2 > macholib==1.11 > multiprocess==0.70.7 > packaging==19.0 > pefile==2018.8.8 > pip==19.0.3 > print==1.3.0 > pyasn1==0.4.5 > pycparser==2.19 > Pygments==2.3.1 > PyInstaller==3.4 > pyOpenSSL==19.0.0 > pyparsing==2.3.1 > pyreadline==2.1 > PySocks==1.6.8 > Python-EasyConfig==0.1.7 > pywin32==221 > pywin32-ctypes==0.2.0 > PyYAML==3.13 > queuelib==1.5.0 > requests==2.21.0 > Resource==0.2.1 > setuptools==40.8.0 > six==1.12.0 > typing==3.6.6 > urllib3==1.24.1 > wcwidth==0.1.7 > wheel==0.33.1 > > > > _______________________________________________ > Cryptography-dev mailing list > Cryptography-dev@python.org > https://mail.python.org/mailman/listinfo/cryptography-dev
_______________________________________________ Cryptography-dev mailing list Cryptography-dev@python.org https://mail.python.org/mailman/listinfo/cryptography-dev
