Is there a python template library that can do "partial renderings"?

Lets say I have the following template: <!DOCTYPE html> <html> {{ var1 }} {% if var1 and var2 %} <span>some text</span> {% endif %} {{ var2 }} </html> When I render...

sqlalchemy.exc.ArgumentError: Can't load plugin: sqlalchemy.dialects:driver

I am trying to run alembic migration and when I run alembic revision --autogenerate -m "Added initial tables" It fails saying sqlalchemy.exc.ArgumentError: Can't load plugin:...

Embed custom filter definition into jinja2 template?

I'm writing some Jinja2 templates that I'd like to be able to reuse as painlessly as possible in tangentially related projects. I have a set of custom convenience filters that I'd like the...

ImportError: No module named mako

I have installed of python in 2 different location. I have opened two terminals setting environment variable such a way that each terminal finds a different python installation: TERM1$which...

How to fix error: command 'x86_64-linux-gnu-gcc' failed with exit status 1

I'm trying to install odoo on a fresh installation of Linux on a VirtualBox machine. I have entered in the commands found here as is: Odoo Development Read the Docs. The following command is what...

Python cannot find flask_script

I am running a basic Flask application which uses flask script, but when I move the environment from Cloud 9 to a local installation on my Mac, it stops working. I get the following...

"ImportError: module 'xxxxxxxx' has no attribute 'main'" when porting project to Heroku

I'm attempting to port a Python pyramid app to Heroku. I must admit that I do not understand the file structure of a Python app, even after reading this very informative thread which seems like it...

one hot encoding for frequent values only

I am looking to do one hot encoding to a column, but only for those that are very frequent. All that are below a threshold T will be put in their own category. My strategy was to create a...

pip3 install not working - No module named 'pip._vendor.pkg_resources'

When trying to install a package for Python 3 (in Ubuntu), using pip3 install packageName (or sudo pip3 install packageName), I get the following error message: Traceback (most recent call last): ...

airflow webserver starting - gunicorn workers shutting down

I am running airflow 1.8 on centos7 on docker and my webserver is not getting to the browser. I installed airflow via pip2.7. Flower ui is displaying fine, initdb ran connecting to a postgres...

ImportError: No module named 'config.settings'; 'config' is not a package

I'm trying to get my cookiecutter-django app running under Apache with mod_wsgi installed via pip. python3 manager.py runserver works. But after running it in Apache, I got an error saying Module...

Cuda Runtime Error cudaErrorNoDevice: no CUDA-capable device is detected

I am using Chainer, Cupy for CUDA 8.0 . I am trying to train machine learning model using python3.5 script, but I got this error: cupy.cuda.runtime.CUDARuntimeError: cudaErrorNoDevice: no...

AttributeError: 'MSVCCompiler' object has no attribute 'linker_exe'

I'm trying to install AirFlow, but keep getting an error. The line - pip install apache-airflow I installed Visual Studio with the proper packages, installed misaka, and updated both pip install...

I get "Release of profile requested but WebEnginePage still not deleted. Expect troubles !" when PyQt5 application exits

When my Python 3.x apps exists, I get a message on the console Release of profile requested but WebEnginePage still not deleted. Expect troubles ! and then python crashes Windows 10 64 bit Python...

UnsatisfiableError: The following specifications were found to be incompatible with each other:

I am running on Ubuntu 16.04 and I have run into issues with Anaconda. Due to package inconsistencies, I can no longer install, update or remove packages. $ conda info NVIDIA: no NVIDIA devices...

Can't install pycuda with pip

I am trying to install the PyCUDA module to run some python script I downloaded, but trying to install it with pip doesn't work. I run pip install pycuda on the command line At first, I get...

Apple M1: install psycopg2 package Symbol not found: _PQbackendPID

pg_config venv ❯ which pg_config /Applications/Postgres.app/Contents/Versions/latest/bin/pg_config pip3 install -r requirements.txt requirements.txt venv ❯ cat requirements.txt -i...

Using apache-airflow-providers-snowflake on airflow (no module named Snowflake)

I have installed package apache-airflow-providers-snowflake on airflow on docker and i am getting error No module named Snowflake Please refer attachment (check the error mentioned for the...

Error installing apache-airflow: "Could not build wheels for setproctitle which use PEP 517 and cannot be installed directly"

I'm trying to find some help installing apache-airflow. I am on MacOS 10.15.7, Python version 3.8.2, and I keep getting an error: ERROR: Could not build wheels for setproctitle which use PEP 517...

Jupyter Notebook Cannot Connect to Kernel, Likely due to Zipline / AssertionError

All of my virtual environments work fine, except for one in which the jupyter notebook won't connect for kernel. This environment has Zipline in it, so I expect there is some dependency that is a...

PythonVirtualenvOperator using airflow module fails to execute with AttributeError: module 'airflow' has no attribute 'utils'

I have Airflow deployed in virtual env and in case I try to execute PythonVirtualenvOperator with import of the Airflow module (to get Variables for example) it gives me the AttributeError. Guess...

Error when running executable generated by pyinstaller [pyvisa-py]

I'm trying to build an executable from a simple python script using pyvisa-py but I'm running into error after I run the executable generated by pyinstaller. Here what my small python code looks...

Im trying to build mediapipe on my jetson nano

So Im trying to build a mediapipe whl file for my jetson nano by following this guide https://github.com/jiuqiant/mediapipe_python_aarch64 I am successful on building it with my raspberry pi 4. By...

NameError: name '_mysql' is not defined -- On airflow start in MacOSX

There are numbers of articles on the titled question but none of them worked for me. The detailed error is as follows: Traceback (most recent call last): File...

tensorflow dependencies continuously gives me errors in colab during installation of deepspeech environment

when I run the following command on Google Colab !pip3 install --upgrade pip==20.0.2 wheel==0.34.2 setuptools==46.1.3 !pip3 install --upgrade --force-reinstall -e . Got an error ERROR: pip's...

How to install PyCaret in AWS Glue

How can I properly install PyCaret in AWS Glue? Methods I tried: --additional-python-modules and --python-modules-installer-option Python library path easy_install as described in...

pip3.6 install mysqlclient==1.3.12 fails with error: unknown type name ‘my_bool’; did you mean ‘bool

I have a project that worked on ubuntu 16.04 with python 3.6 but now we are trying to make it run on ubuntu 20.04 with same python version. I need to install all requirements on the venv and...

pathlib: cannot import name 'Sequence' from 'collections'

It has been a few days since I rebuilt my project but when I was testing some things this morning I wanted to update my Werkzeug package due to an issue I was having with its Multidict class, I...

Getting DLL error when running tensorflow/keras program on python gpu 3.8

I am trying to run my simple AI program but I keep getting this DLL error: ImportError: Could not find the DLL(s) 'msvcp140_1.dll'. TensorFlow requires that these DLLs be installed in a...

Why can't Python 3 virtualenv find some installed packages?

I am working with a Python virtualenv named env to execute Odoo. In the virtualenv bin directory, I got this: pip pip3 pip3.8 python -> /usr/bin/python3 python3 -> python python3.8 ->...