I am trying to start my uwsgi server in my virtual environment, but after I added plugin python3 option I get this error every time:
!!! Python Home is not a directory: /home/env3/educ !!!
Set PythonHome to /home/env3/educ
Python path configuration:
PYTHONHOME = '/home/env3/educ'
PYTHONPATH = (not set)
program name = '/home/env3/educ/bin/python'
isolated = 0
environment = 1
user site = 1
import site = 1
sys._base_executable = '/home/env3/educ/bin/python'
sys.base_prefix = '/home/env3/educ'
sys.base_exec_prefix = '/home/env3/educ'
sys.executable = '/home/env3/educ/bin/python'
sys.prefix = '/home/env3/educ'
sys.exec_prefix = '/home/env3/educ'
sys.path = [
'/home/env3/educ/lib/python38.zip',
'/home/env3/educ/lib/python3.8',
'/home/env3/educ/lib/python3.8/lib-dynload',
]
Fatal Python error: init_fs_encoding: failed to get the Python codec of the filesystem encoding
Python runtime state: core initialized
ModuleNotFoundError: No module named 'encodings'
Current thread 0x00007efe89db8780 (most recent call first):
<no Python frame>
Also I tried to create new virtual environment using python3 -m venv env and moved project files to it, but still the same error.
Here is my uwsgi.ini file:
[uwsgi] base = /home/env3/educ projectname = educ plugins = python3 master = true virtualenv = /home/env3/%(projectname) pythonpath = %(base) env = DJANGO_SETTINGS_MODULE=%(projectname).settings.pro module = %(projectname).wsgi:application socket = /tmp/%(projectname).sock chmod-socket = 666
I use Python 3.8.5
I am trying to use Django + uWSGI + nginx + Postgresql.
Answers:
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Method 1
I see your PYTHONHOME is set to PYTHONHOME = '/home/env3/educ'. Try to check if it is really there.
The solution for me was to remove the PYTHONHOME environment variable.
For you, it can be just that, or setting that variable to another value.
This worked on Windows, and would work on Linux for sure. If someone tries this, please post a comment here !
A CPython developer confirmed the solution here. :
This is not a Python bug, this is a symptom of setting PYTHONHOME and/or PYTHONPATH when they’re not needed. In nearly all cases you don’t need to set either of them;
In the case of PYTHONHOME it’s almost always a mistake to set.
Method 2
I solve this problem by unsetting PYTHONHOME or PYTHONPATH, because they override the virtual environment variables.
In my case this is caused by my admin’s base environment. I would try removing PYTHONHOME and PYTHONPATH variables by doing
unset PYTHONPATH unset PYTHONHOME
Method 3
This message is for those with the same problem who will find this page later.
I couldn’t start uWSGI with my config, and I had the same message in logging files.
init_fs_encoding: failed to get the Python codec of the filesystem
encoding Python runtime state: core initialized ModuleNotFoundError:
No module named ‘encodings’
The problem was uWSGI didn’t have enough permissions to access the virtual environment. When I fixed the permissions, uWSGI started my config.
Denys posted the uwsgi.ini config in his message. I guess the path to the virtual environment is wrong.
base = /home/env3/educ projectname = educ virtualenv = /home/env3/%(projectname)
If the virtual environment was created in the project directory, then the path should look like this:
virtualenv = /home/env3/%(projectname)/env
Method 4
The cause of the problem in my case was in the setting of virtualenv. Under linux system, the path to virtualenv starts very likely as /home/(your login username)/env3/, not /home/env3/. So before you try other solutions, you had better make sure the path to your virtualenv is correct.
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