PyCrypto install by copying 'lib' folder on Windows7 64bit - python

I'm trying to install PyCrypto 2.4.1 on my local machine (Windows 7 64bit).
But, I got following messages on 'python setup.py install'.
running install
running build
running build_py
running build_ext
warning: GMP or MPIR library not found; Not building Crypto.PublicKey._fastmath.
building 'Crypto.Random.OSRNG.winrandom' extension
error: Unable to find vcvarsall.bat
What I want to ask is this: can I just copy lib folder which contains Crypto folder in it to where my app is located? I'm developing a Google AppEngine app using Python27 runtime, and, I just need local library for PyCrypto.

Actually, I just needed some compiled version of PyCrypto for Windows 64bit.
PyCrypto version: 2.3.1
Python version: 2.7.1
Target platform: Windows 64bit
And, I could get one from here. And, this is a direct download link.
Thanks, everyone!

Did a bit of research for you, and here's the bug that was filed for the SDK:
http://code.google.com/p/googleappengine/issues/detail?id=2493
Summary of the issue:
GAE has a customized version of PyCrypto 2.0.1 installed. Docs can be found here.
SDK does not include the PyCrypto implementation from GAE, so it needs to be installed locally. However, the default path for installation is blocked by the SDK. Solution recommended in the bug comments is to install PyCrypto in each app's directory. Steps are outlined in the bug comments (not trivial).
Hope this helps!
EDIT: This one could be helpful as well: http://code.google.com/p/googleappengine/issues/detail?id=1627

You don't need to do any of this, just install from the PyCrypto binaries

Alternatively, simply download and install ActivePython-2.7.2.5-win64-x64.msi (or ActivePython-2.7.2.5-win32-x86.msi for Win32) then run pypm install pycrypto

Related

PyTorch wheel not supported on this platform error while deploying application

I am trying to deploy my pytorch application on zeet and my requirments.txt file contains this-
https://download.pytorch.org/whl/cpu/torch-1.3.1%2Bcpu-cp36-cp36m-linux_x86_64.whl
pickle-mixin
flask
simpletransformers
selenium
gunicorn
cloudpickle
When I try to build my application, I get the following error :
ERROR: torch-1.3.1+cpu-cp36-cp36m-linux_x86_64.whl is not a supported wheel on this platform.
Build failed 😔
I tried using multiple different versions of the wheel, but none to be working, I even tried the windows build but that isnt working too and I tried all the solutions I could find online but none seem to be working.
EDIT : My build command is pip install -r requirements.txt and my python version is python 3.8
Any Help Would Be Appreciated!!
In your requirements, you have a wheel dedicated for python 3.6 but you are using python 3.8 - cp36-cp36m part of the name torch-1.3.1%2Bcpu-cp36-cp36m-linux_x86_64.whl, to be exact. You should provide only version of torch in your requirements.txt (recommended) and make sure that you are using the same version of Python when developing and deploying.
Name of the wheel is the convention that is described here. It encapsulates where the wheel can be used.

django Failed to build mysqlclient [duplicate]

I want to install MySqlclient on my windows system. I am Currently using Python 3.6. After going through the various post over Stackoverflow, I could Not find the correct way.
This is what I have done so far:
1) Installation by using pip pip install mysqlclient. Error:
Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools" http://landinghub.visualstudio.com/visual-cpp-build-tools
I already have Microsoft Visual C++ installed on my laptop. Some are saying you need 2015 edition.
2) Installation by using wheel file pip install mysqlclient-1.3.13-cp36-cp36m-win_amd64.whl. Error:
Requirement mysqlclient-1.3.13-cp36-cp36m-win_amd64.whl looks like a filename, but the file does not exist.
mysqlclient-1.3.13-cp36-cp36m-win_amd64.whl is not a supported wheel on this platform.
2.1) Changing the whl file to different version pip install mysqlclient-1.3.13-cp36-cp36m-win32.whl. Error:
Could not install packages due to an EnvironmentError: [Errno 2] No such file or directory: 'C:\\Users\\Foxtrot\\Desktop\\finaltest\\mysqlclient-1.3.13-cp36-cp36m-win32.whl'
Other things that are done: updated setuptools, updated wheel.
Had the same problem, searched the web etc. Here this answer:
mysql-python install error: Cannot open include file 'config-win.h'
It has all the instructions. In short go to this site: https://www.lfd.uci.edu/~gohlke/pythonlibs/#mysqlclient:
At that website you will find
mysqlclient‑1.3.13‑cp36‑cp36m‑win32.whl
mysqlclient‑1.3.13‑cp36‑cp36m‑win_amd64.whl
Download the correct file for your platform.
Then use your downloaded wheels file with pip and you're done:
pip install c:\mysqlclient‑1.3.13‑cp36‑cp36m‑win_amd64.whl
The https://www.lfd.uci.edu/~gohlke/pythonlibs has lots of lots of compiled libraries to solve the problem of building them from source yourself. They even compile them for python 3.7 :)
Alternative Solution
You can also download Visual C++ Build Tools and then you should be able to install every (at least to my knowledge) version of mysqlclient with pip.
To do this go to this site: https://www.scivision.co/python-windows-visual-c++-14-required/ there you can find out which version of Build Tools you need and you can also find a link to download the installer. Be aware though Build Tools require more than 4GB of free disk space.
Tell pip not to use sources and use binary packages instead:
pip install --only-binary :all: mysqlclient
https://pip.pypa.io/en/stable/reference/pip_install/#install-only-binary
I can't find mysqlclient-1.3.13's whl file on PyPi. So you need to compile it from source. Unfortunately it's not easy. I'm not Windows guy, so I only can recommend guide like this
I am using python3.7 on Windows 10 operating system.
I had same issue and after a long research I had installed it successfully.
Install "Microsoft Visual C++ Build Tools"
AND
My OS is having 64 bit operating system but still then it need to install 32 bit version
"mysqlclient‑1.4.2‑cp37‑cp37m‑win32.whl"
Download binary wheels from "https://www.lfd.uci.edu/~gohlke/pythonlibs/" and run command
pip install [path_to_downloaded_file] eg: C:\Users\Ds\mysqlclient-1.4.2-cp37-cp37m-win32.whl
use pipenv instead of pip if you are using virtual environment.
The error means that the package has not yet been compiled for your versions of OS and Python. So pip tries to build it from the source for you.
There are two possible solutions.
The first option is to install the most recent version of Microsoft Visual C++ Build Tools. Just go ahead and download it from the Microsoft website. Then pip should be able to compile the package.
Another option is using an unofficial binary. As mentioned here, a resource proved to be useful is https://www.lfd.uci.edu/~gohlke/pythonlibs/#mysql-python . Just download the pre-compiled package and install it using
pip install c:\path-to-a-pre-compiled-package
Had the same problem just day.
Tried to install mysqlclient on a Windows Server R2.
[...]
Tl;dr
"MySQL Connector C 6.1" was installed in the wrong directory: "C:\Program Files\MySQL" instead of "C:\Program Files (x86)\MySQL" where it should be for me.
--> Copied "MySQL Connector C 6.1" to "C:\Program Files (x86)\MySQL" Directory.
"C:\Users\MoBoo\AppData\Local\Temp" was Read-Only: Therefore pip couldn't compile files into Temp dir.
--> Allow Write access to "C:\Users\MoBoo\AppData\Local\Temp" Directory.
Here is what worked for me. I uninstalled mysql and re-installed it.
pip uninstall mysqlclient
Then simply re-install, so it picked the current version "1.4.2.post1"
pip install mysqlclient
Which interestingly, works straightaway.
for this error, most of user's suggest to install vs build but there is an alternative which works perfectly in my case and is sure for you too.
Download latest MySQL client from here
mysqlclients
Here you can see many version but prefer to download the latest one which has 32 bit and 64-bit files.
download theme and past the file on your projects root folder then run the same command but with the full file name of downloaded mysqlclient.
like: pip install mysqlclient‑1.4.6‑cp38‑cp38‑win32.whl
in my case, the file is this
also if have already the XAMPP server then you can use its PHPMyAdmin with python.
You just need to change on your roots setting.py file for this.
Something like this
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.mysql',
'NAME': 'mydjango',
'USER': 'root',
'PASSWORD':'',
'HOST':'localhost',
'PORT':'3306',
}
}
The port is the same which you see on xampp panel just before the start button of MySQL.
After changing this you just again start your server by hitting this command
python manage.py runserver
If you didn't see any error then congratulations you successfully connected with MySQL database.
Enjoy...
The easiest way to solve this problem is to download the correct version of MySQL client that supports the python version installed on your system.
MYSQLclient download link: https://pypi.org/project/mysqlclient/#files
Check the python version installed in your PC:
I was using Python version 3.7 and the same error was happening.
After trying all the possibilities, simply reinstalling the newest Python version (3.10.7 in my case) solved the issue.

Error with simplejson dependency when installing Eve

I am new to Python and am trying to install Eve. I have Python 3.6.3 installed and am using pipenv. When I run pipenv install eve it fails with the error (here's an excerpt):
running build_ext
building 'simplejson._speedups' extension
error: [WinError 3] The system cannot find the path specified: 'C:\\Program Files (x86)\\Microsoft SDKs\\Windows\\v8.1\\lib'
_______________________________________
Error: An error occurred while installing eve!
Failed building wheel for simplejson
From what I can tell, this path is for the Windows 8.1 SDK.
What can I do to fix this? Do I need to install this SDK in order for simplejson to work? I don't really want to install this SDK, so why does simplejson need this?
I suspect that I don't actually need this SDK as I assume all of this can normally be executed in a Linux environment. Why would this dependency exist when executing on a Windows 7 machine as I am trying to do?
I found the answer. Yes, I do need the SDK. Windows compilers are required to "Install a non-pure Python package from sources with Pip" on Windows machines and are included in Microsoft Build Tools. More information can be found here: https://wiki.python.org/moin/WindowsCompilers

I cannot install dipy library for python, why ? In the description I explain what I did

I went to http://nipy.org/dipy/installation.html and install nibabel, then I when I wanted to install dipy, there where 2 problems:
Wheel was not built
and vcvarshall.bat not found.
What I did ?
Install Setuptools in site-pakcages
download Setuptools-34.3.1-py2.py3-none-any.whl (md5) and save in site-packages
I also try
python setup.py install --compiler=mingw32ç
and
If you get an error saying unable to find vcvarsall.bat then you need to create a file called pydistutils.cfg in notepad and give it the contents
[build]
compiler=mingw32
But setup.py de system it did not find, and I still have vcvarshall.bat not found.
what I need to do?
I am using, Windows 7, Python 3.5.1 and Anaconda 2.5.0 (64 bit)
You will almost certainly find it easier to install third-party packages if you adopt virtual environments. When done correctly you will then not need admin privileges to install packages into virtualenvs. The HitchHikers' Guide to Python contains more information about this.
The vcvarsall.bat is, I believe, a part of the Visual Studio (the Express version is available at no cost) environment. It's required when you are trying to build a compiled Python extension as described in this article. I'm not sure how that will play with mingw.
So, I installed via ANACONDA but , when I go to python, and I want to import dipy it says: No modle named dipy
Solved ! Well I had python 3.5 and dipy has some issues with that version, so I installed Anaconda with python 2.7 , installed visual c++9 and follow the steps on the web !

Installing a .tar.bz2 in windows

I am a newbie to installing python extensions working on Windows 7, running Python 2.6 - I need to install the Levenshtein library from
http://code.google.com/p/pylevenshtein/downloads/detail?name=python-Levenshtein-0.10.1.tar.bz2&can=2&q=
When I unzip the downloaded file, it gives me the following list of files:
COPYING
gendoc.sh
Levenshtein.c
Levenshtein.h
MANIFEST
NEWS
PKG-INFO
README
setup.cfg
setup.py
StringMatcher.py
How do I install the Levenshtein library so I could import and use it into my python code?
Assuming you have Python already installed on on you PATH, you can do this:
python setup.py install
However, it seems to have a compiled extension so you will probably also need a complete Windows development environment to install that (it is a source distribution). So if you don't it may not work. Your best bet would be to find that as an MSI package, if you can.
Here is quite a large section of the documentation easily found by doing some research.
http://docs.python.org/install/index.html
It appears that you will want to run:
python setup.py install --prefix="\Temp\Python"
to install modules to the \Temp\Python directory on the current drive.
Some more info:
If you don’t choose an installation directory—i.e., if you just run
setup.py install—then the install command installs to the standard
location for third-party Python modules.
The default installation directory on Windows was C:\Program Files\Python under Python 1.6a1, 1.5.2, and earlier.

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