python, mariadb library and his connector inside a docker container - python

I'm trying to create a container for my python project that uses mariaDB. Here there are dockerfile's lines related to the problem:
FROM python:3.10.6-slim-buster
ENV DEBIAN_FRONTEND noninteractive
RUN apt-get update && \
apt-get install -yq apt-utils && \
apt-get install -yq procps && \
apt-get install -yq nano && \
apt-get install -yq libmariadb3 libmariadb-dev
RUN rm -rf /var/lib/apt/lists/*
RUN pip install --no-cache-dir -r requirements.txt
In my requirements.txt I have:
mariadb==1.1.4
When I run the docker build it returns me this error:
Collecting mariadb==1.1.4
Downloading mariadb-1.1.4.zip (97 kB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 97.4/97.4 kB 10.8 MB/s eta 0:00:00
Preparing metadata (setup.py): started
Preparing metadata (setup.py): finished with status 'error'
error: subprocess-exited-with-error
× python setup.py egg_info did not run successfully.
│ exit code: 1
╰─> [8 lines of output]
Traceback (most recent call last):
File "<string>", line 2, in <module>
File "<pip-setuptools-caller>", line 34, in <module>
File "/tmp/pip-install-2uzbllpk/mariadb_4588dbf4d5fc48b989ebd2605c2d7d1c/setup.py", line 27, in <module>
cfg = get_config(options)
File "/tmp/pip-install-2uzbllpk/mariadb_4588dbf4d5fc48b989ebd2605c2d7d1c/mariadb_posix.py", line 64, in get_config
print('MariaDB Connector/Python requires MariaDB Connector/C '
TypeError: not enough arguments for format string
[end of output]
note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed
× Encountered error while generating package metadata.
╰─> See above for output.
note: This is an issue with the package mentioned above, not pip.
hint: See above for details.
As you can see, I installed the required packages for the connector via apt-get, the installation works without error, but I am still having this problem.
Do you have any idea?
Thank you.

Sorry, my bad - When formatting the code in 1.1.4 with Flake8 (PEP-8) the brackets around the tuple accidentally disappeared, this is already fixed in 1.1.5 (not released yet)
Minimum required Connector/C version is 3.2.4. Buster has MariaDB Server 10.3, corresponding C/C version is 3.1.x - so instead of buster you should bookworm (Server version 10.6.8, C/C version 3.2.8).

Related

how do I install Kivy and kivymd in python 3.11.0

pip install "kivy[base]" kivy_examples:
Collecting kivy[base]
Using cached Kivy-2.1.0.tar.gz (23.8 MB)
Installing build dependencies ... error
error: subprocess-exited-with-error
× pip subprocess to install build dependencies did not run successfully.
│ exit code: 1
╰─> [10 lines of output]
Collecting setuptools
Using cached setuptools-65.6.3-py3-none-any.whl (1.2 MB)
Collecting wheel
Using cached wheel-0.38.4-py3-none-any.whl (36 kB)
Collecting cython!=0.27,!=0.27.2,<=0.29.28,>=0.24
Using cached Cython-0.29.28-py2.py3-none-any.whl (983 kB)
Collecting kivy_deps.gstreamer_dev~=0.3.3
Using cached kivy_deps.gstreamer_dev-0.3.3-cp311-cp311-win_amd64.whl (3.9 MB)
ERROR: Could not find a version that satisfies the requirement kivy_deps.sdl2_dev~=0.4.5 (from versions: 0.5.1)
ERROR: No matching distribution found for kivy_deps.sdl2_dev~=0.4.5
[end of output]
note: This error originates from a subprocess, and is likely not a problem with pip.
error: subprocess-exited-with-error
× pip subprocess to install build dependencies did not run successfully.
│ exit code: 1
╰─> See above for output.
note: This error originates from a subprocess, and is likely not a problem with pip.
how to fix? if you could help me. I am receiving this error is it my python verson? or the kivy version what could it be.
I tried using these verions:
python -m pip install kivy --pre --no-deps --index-url https://kivy.org/downloads/simple/
python -m pip install "kivy[base]" --pre --extra-index-url https://kivy.org/downloads/simple/
but they dont work properly, has a lot of bugs and malfunctions
There is no wheel for Kivy and Python 3.11 yet.
You have to build Kivy from source. You can do that using the following commands. I am doing it in a virtual environment to keep it separate from the main system.
python3.11 -m virtualenv Kivy_Py3.11
cd Kivy_Py3.11
source bin/activate
git clone https://github.com/kivy/kivy.git
cd Kivy_py3.11
python -m pip install -e ".[base]"
python -m pip install kivymd
pip freeze
Kivy will now be installed and the 'pip freeze' should show: (version number will probably be different)
certifi==2022.12.7
charset-normalizer==2.1.1
docutils==0.19
idna==3.4
-e git+https://github.com/kivy/kivy.git#a7c66880270a93821e1f8ecd613409f008fd2ce8#egg=Kivy
Kivy-Garden==0.1.5
KivyMD==1.1.1
Pillow==9.3.0
Pygments==2.13.0
requests==2.28.1
urllib3==1.26.13
If you want to use the nightly build of Kivy that is more compatiable with Python 3.11 then you can just run these command.
python3.11 -m pip install kivy --pre --no-deps --index-url https://kivy.org/downloads/simple/
python3.11 -m pip install "kivy[base]" --pre --extra-index-url https://kivy.org/downloads/simple/
python3.11 -m pip install https://github.com/kivymd/KivyMD/archive/master.zip
I had the same issue and it was rectified by downgrading to 3.10 and it works.

I am trying to install check-jsonschema in my azure DevOps pipeline using bash script with command pip3 install check-jsonschema [duplicate]

This question already has answers here:
Error: command 'gcc' failed: No such file or directory
(2 answers)
Closed 2 months ago.
I am trying to install check-jsonschema in my azure DevOps pipeline using bash script with command pip3 install check-jsonschema
I am getting the error:
Preparing metadata (setup.py): started
Preparing metadata (setup.py): finished with status 'error'
error: subprocess-exited-with-error
× python setup.py egg_info did not run successfully.
│ exit code: 1
╰─> [3 lines of output]
sys.argv ['/tmp/pip-install-u48i45ec/ruamel-yaml-clib_2a15479bb22c491b8ba675f78470fa73/setup.py', 'egg_info', '--egg-base', '/tmp/pip-pip-egg-info-bpnbewqf']
test compiling /tmp/tmp_ruamel_fh9vi6iq/test_ruamel_yaml.c -> test_ruamel_yaml compile error: /tmp/tmp_ruamel_fh9vi6iq/test_ruamel_yaml.c
Exception: command 'gcc' failed: No such file or directory
[end of output]
For Micrsoft hosted ubuntu agent, pip3 install check-jsonschema could run well.
For self-hosted agent, it seems that you need to install GCC.
You could check GCC version with cmd:
gcc --version
If it failed, you could try
Method1:
sudo apt install gcc
Method2:
$ sudo apt update
$ sudo apt install build-essential
The second method is to install build-essentials onto your system which will also include the gcc.

Error while installing psycopg2 using pip [duplicate]

This question already has answers here:
pg_config executable not found
(54 answers)
Closed 6 months ago.
I am trying to run docker in django using this command docker build -t myimage . Now the docker file tries to run the RUN pip install -r /app/requirements.txt --no-cache-dir but when ot gets to the Downloading psycopg2-2.9.3.tar.gz (380 kB) section, it throws the error.
NOTE: i do not have psycopg2 in my requirements.txt file only the psycopg2-binary.
requirements.txt file
...
dj-database-url==0.5.0
Django==3.2.7
django-filter==21.1
django-formset-js-improved==0.5.0.2
django-heroku==0.3.1
psycopg2-binary
python-decouple==3.5
...
Downloading pytz-2022.2.1-py2.py3-none-any.whl (500 kB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 500.6/500.6 kB 2.6 MB/s eta 0:00:00
Collecting psycopg2
Downloading psycopg2-2.9.3.tar.gz (380 kB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 380.6/380.6 kB 2.7 MB/s eta 0:00:00
Preparing metadata (setup.py): started
Preparing metadata (setup.py): finished with status 'error'
error: subprocess-exited-with-error
× python setup.py egg_info did not run successfully.
│ exit code: 1
╰─> [23 lines of output]
running egg_info
creating /tmp/pip-pip-egg-info-383i9hb2/psycopg2.egg-info
writing /tmp/pip-pip-egg-info-383i9hb2/psycopg2.egg-info/PKG-INFO
writing dependency_links to /tmp/pip-pip-egg-info-383i9hb2/psycopg2.egg-info/dependency_links.txt
writing top-level names to /tmp/pip-pip-egg-info-383i9hb2/psycopg2.egg-info/top_level.txt
writing manifest file '/tmp/pip-pip-egg-info-383i9hb2/psycopg2.egg-info/SOURCES.txt'
Error: pg_config executable not found.
pg_config is required to build psycopg2 from source. Please add the directory
containing pg_config to the $PATH or specify the full executable path with the
option:
python setup.py build_ext --pg-config /path/to/pg_config build ...
or with the pg_config option in 'setup.cfg'.
If you prefer to avoid building psycopg2 from source, please install the PyPI
'psycopg2-binary' package instead.
For further information please check the 'doc/src/install.rst' file (also at
<https://www.psycopg.org/docs/install.html>).
[end of output]
note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed
× Encountered error while generating package metadata.
╰─> See above for output.
note: This is an issue with the package mentioned above, not pip.
hint: See above for details.
The command '/bin/sh -c pip install -r /app/requirements.txt --no-cache-dir' returned a non-zero code: 1
Dockerfile
FROM python:3.8.13-slim-buster
WORKDIR /app
COPY ./my_app ./
RUN pip install --upgrade pip --no-cache-dir
RUN pip install -r /app/requirements.txt --no-cache-dir
CMD ["python", "manage.py", "runserver", "0.0.0.0:8000"]
# CMD ["gunicorn", "main_app.wsgi:application", "--bind"]
You need to install the system dependencies (pg_*) if you want to use psycopg2, otherwise, you can use the all-in-one package that include them by remplacing psycopg2 by psycopg2-binary

when installing airflow, it occurs: subprocess-exited-with-error

os: centos7.6
python 3.8
occur error:
Collecting airflow
Using cached airflow-0.6.tar.gz (1.2 kB)
Preparing metadata (setup.py) ... error
error: subprocess-exited-with-error
× python setup.py egg_info did not run successfully.
│ exit code: 1
╰─> [1 lines of output]
ERROR: Can not execute setup.py since setuptools is not available in the build environment.
[end of output]
note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed
maybe this help
python -m pip uninstall setuptools
pip install setuptools
pip install airflow
This is simply saying the build tool setup.py fails to build from source.
I am not so technical in the aspect of building from source, so I can't tell you exactly what to do with your .tar.gz file to make it all right.
If you have pip installed on the machine (which I assume you do), then simply type:
pip install apache-airflow
The long version:
python3 -m pip install apache-airflow
If you intend to use celery together with Apache Airflow, I suggest:
python3 -m pip install apache-airflow[celery] for full installation.
Refer to the documentation of Apache Airflow for more info.

Installing OpenCV fails because it cannot find "skbuild"

I have a docker image that I need to install openCV in it and from yesterday it started to fail because it cannot find the "skbuild" module:
Step 12/24 : RUN pip install opencv-python opencv-contrib-python
---> Running in a0f746a23aed
Collecting opencv-python
Downloading https://files.pythonhosted.org/packages/77/f5/49f034f8d109efcf9b7e98fbc051878b83b2f02a1c73f92bbd37f317288e/opencv-python-4.4.0.42.tar.gz (88.9MB)
Complete output from command python setup.py egg_info:
Traceback (most recent call last):
File "<string>", line 1, in <module>
File "/tmp/pip-build-cciracwm/opencv-python/setup.py", line 9, in <module>
import skbuild
ModuleNotFoundError: No module named 'skbuild'
And on the host also I cannot find that module and pip search is either return nothing or returns a server error:
sudo pip3 search skbuild
WARNING: The directory '/home/ali/.cache/pip' or its parent directory is not owned or is not writable by the current user. The cache has been disabled. Check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag.
ERROR: Exception:
Traceback (most recent call last):
File "/usr/local/lib/python3.6/dist-packages/pip/_internal/cli/base_command.py", line 216, in _main
status = self.run(options, args)
File "/usr/local/lib/python3.6/dist-packages/pip/_internal/commands/search.py", line 60, in run
pypi_hits = self.search(query, options)
File "/usr/local/lib/python3.6/dist-packages/pip/_internal/commands/search.py", line 80, in search
hits = pypi.search({'name': query, 'summary': query}, 'or')
File "/usr/lib/python3.6/xmlrpc/client.py", line 1112, in __call__
return self.__send(self.__name, args)
File "/usr/lib/python3.6/xmlrpc/client.py", line 1452, in __request
verbose=self.__verbose
File "/usr/local/lib/python3.6/dist-packages/pip/_internal/network/xmlrpc.py", line 45, in request
return self.parse_response(response.raw)
File "/usr/lib/python3.6/xmlrpc/client.py", line 1342, in parse_response
return u.close()
File "/usr/lib/python3.6/xmlrpc/client.py", line 656, in close
raise Fault(**self._stack[0])
xmlrpc.client.Fault: <Fault -32403: 'server error; service unavailable'>
Is this because their server has some problems or it is related to my pip?
Update
I tried it on different python and pip versions, python versions 3.6 and 3.7 and pip version 19.12 and 20.2.2 and 9.0.1 (the one inside image).
Update 2
I added pip install scikit-build one step before opencv installation but I get another error related to cmake:
Step 12/25 : RUN pip install scikit-build
---> Running in afe0c5c0fca0
Collecting scikit-build
Downloading https://files.pythonhosted.org/packages/78/c9/7c2c7397ea64e36ebb292446896edcdecbb8c1aa6b9a1a32f6f67984c3df/scikit_build-0.11.1-py2.py3-none-any.whl (72kB)
Collecting packaging (from scikit-build)
Downloading https://files.pythonhosted.org/packages/46/19/c5ab91b1b05cfe63cccd5cfc971db9214c6dd6ced54e33c30d5af1d2bc43/packaging-20.4-py2.py3-none-any.whl
Requirement already satisfied: wheel>=0.29.0 in /usr/lib/python3/dist-packages (from scikit-build)
Collecting distro (from scikit-build)
Downloading https://files.pythonhosted.org/packages/25/b7/b3c4270a11414cb22c6352ebc7a83aaa3712043be29daa05018fd5a5c956/distro-1.5.0-py2.py3-none-any.whl
Requirement already satisfied: setuptools>=28.0.0; python_version >= "3" in /usr/lib/python3/dist-packages (from scikit-build)
Requirement already satisfied: six in /usr/lib/python3/dist-packages (from packaging->scikit-build)
Collecting pyparsing>=2.0.2 (from packaging->scikit-build)
Downloading https://files.pythonhosted.org/packages/8a/bb/488841f56197b13700afd5658fc279a2025a39e22449b7cf29864669b15d/pyparsing-2.4.7-py2.py3-none-any.whl (67kB)
Installing collected packages: pyparsing, packaging, distro, scikit-build
Successfully installed distro-1.5.0 packaging-20.4 pyparsing-2.4.7 scikit-build-0.11.1
Removing intermediate container afe0c5c0fca0
---> 533658ddf26d
Step 13/25 : RUN pip install opencv-python opencv-contrib-python
---> Running in 0f2c03bc042a
Collecting opencv-python
Downloading https://files.pythonhosted.org/packages/77/f5/49f034f8d109efcf9b7e98fbc051878b83b2f02a1c73f92bbd37f317288e/opencv-python-4.4.0.42.tar.gz (88.9MB)
Collecting opencv-contrib-python
Downloading https://files.pythonhosted.org/packages/48/98/05bd8e00c71b66c4e7847cc051cac404191d904df58b51a7dcc3767ff747/opencv_contrib_python-4.2.0.34-cp37-cp37m-manylinux1_x86_64.whl (34.2MB)
Collecting numpy>=1.14.5 (from opencv-python)
Downloading https://files.pythonhosted.org/packages/3d/d1/90cd7e0b27ee86d77f5386d38b74520486100286d50772377791b6ef22ff/numpy-1.19.1-cp37-cp37m-manylinux1_x86_64.whl (13.4MB)
Building wheels for collected packages: opencv-python
Running setup.py bdist_wheel for opencv-python: started
Running setup.py bdist_wheel for opencv-python: finished with status 'error'
Complete output from command /usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-w49xv99a/opencv-python/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /tmp/tmpycj03zlwpip-wheel- --python-tag cp37:
/usr/lib/python3.7/distutils/dist.py:274: UserWarning: Unknown distribution option: 'long_description_content_type'
warnings.warn(msg)
Traceback (most recent call last):
File "/usr/local/lib/python3.7/dist-packages/skbuild/setuptools_wrap.py", line 560, in setup
cmkr = cmaker.CMaker(cmake_executable)
File "/usr/local/lib/python3.7/dist-packages/skbuild/cmaker.py", line 95, in __init__
self.cmake_version = get_cmake_version(self.cmake_executable)
File "/usr/local/lib/python3.7/dist-packages/skbuild/cmaker.py", line 82, in get_cmake_version
"Problem with the CMake installation, aborting build. CMake executable is %s" % cmake_executable)
Problem with the CMake installation, aborting build. CMake executable is cmake
----------------------------------------
Failed building wheel for opencv-python
Running setup.py clean for opencv-python
Failed to build opencv-python
Installing collected packages: numpy, opencv-python, opencv-contrib-python
Found existing installation: numpy 1.13.3
Not uninstalling numpy at /usr/lib/python3/dist-packages, outside environment /usr
Running setup.py install for opencv-python: started
Running setup.py install for opencv-python: finished with status 'error'
Complete output from command /usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-w49xv99a/opencv-python/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-maky1uyw-record/install-record.txt --single-version-externally-managed --compile:
/usr/lib/python3.7/distutils/dist.py:274: UserWarning: Unknown distribution option: 'long_description_content_type'
warnings.warn(msg)
Traceback (most recent call last):
File "/usr/local/lib/python3.7/dist-packages/skbuild/setuptools_wrap.py", line 560, in setup
cmkr = cmaker.CMaker(cmake_executable)
File "/usr/local/lib/python3.7/dist-packages/skbuild/cmaker.py", line 95, in __init__
self.cmake_version = get_cmake_version(self.cmake_executable)
File "/usr/local/lib/python3.7/dist-packages/skbuild/cmaker.py", line 82, in get_cmake_version
"Problem with the CMake installation, aborting build. CMake executable is %s" % cmake_executable)
Problem with the CMake installation, aborting build. CMake executable is cmake
If you read the opencv-python package FAQ in PyPI, it clearly provides an answer for this specific issue: you must run pip install --upgrade pip. Check pip version afterwards with pip -V.
This is because your pip is too old to understand the new manylinux2014 package format and tries to compile from source. That will also fail because pip is too old to understand how to use pyproject.toml to install build dependencies such as scikit-build.
Another issue I'm spotting is that you install both opencv-python and opencv-contrib-python. You should not do this. It's also explained in the PyPI page of the packages. Most likely you should be using just opencv-contrib-python-headless package since you are using Docker and I assume you do not use the GUI functionalities of OpenCV.
just update the pip and it will work
python -m pip install --upgrade pip
Just update pip.
If you use python3 then:
pip3 install --upgrade pip
pip3 install opencv-python
skbuild is for Scikit-build.
Install it using pip:
As for windows: pip install scikit-build
After the succesfull installation:
pip install cmake
Since I have python3 installed, I had to use
python3 -m pip install --upgrade pip
11/may/2021: faced same issue on a fresh ubuntu18 virtualbox image. this worked for me
sudo -H pip3 install --upgrade pip
pip3 install opencv-python
I also had the error, in my case when executing
python3.7 -m pip install --user opencv-python in order to get catkin_make -j8 working again in a ROS project. Thus, Docker is not needed to get the error.
First the details:
Collecting opencv-python
Cache entry deserialization failed, entry ignored
Downloading https://files.pythonhosted.org/packages/30/46/821920986c7ce5bae5518c1d490e520a9ab4cef51e3e54e35094dadf0d68/opencv-python-4.4.0.46.tar.gz (88.9MB)
100% |████████████████████████████████| 88.9MB 17kB/s
Complete output from command python setup.py egg_info:
Traceback (most recent call last):
File "<string>", line 1, in <module>
File "/tmp/pip-build-8jky5692/opencv-python/setup.py", line 9, in <module>
import skbuild
ModuleNotFoundError: No module named 'skbuild'
----------------------------------------
Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-8jky5692/opencv-python/
Just documenting what I did to solve it:
python -m pip install --user opencv-python gives me /usr/bin/python: No module named pip
sudo apt install python-pip (in addition to the already existing sudo apt install python3-pip installation for pip3)
python -m pip -V now gives me pip 9.0.1 from /usr/lib/python2.7/dist-packages (python 2.7)
pip -V gives me pip 20.3.3 from /home/MYUSERNAME/.local/lib/python3.6/site-packages/pip (python 3.6) (because apt-get installs a standard 3.6, independently from existing python versions)
sudo apt-get update && sudo apt-get install cmake libopenmpi-dev python3.7-dev zlib1g-dev (not sure if this step is needed)
pip install opencv-python WORKING
catkin_make -j8 in my catkin workspace in the Python base environment WORKING
Additional hints for the cmake error that is mentioned in the Update 2
This cmake error is perhaps due to a corrupted workspace during or after catkin_make install:
I had a similar cmake error when I executed the catkin_make command inside my Python virtual environment. When I changed back to the base environment (using deactivate), catkin_make ran through. This is probably due to dependency issues in the virtual environment, perhaps also because of the version that is used when you use standard python -m that is used by some internal scripts, see one of the bullet points above. I had to assign python2.7 to the python -m pip -V pip version, probably because ROS gazebo needed 2.7.
Most promising (if this is a catkin issue): simply remove catkin and install it again, see Error 2 Invoking "make -j4 -l4" failed.
Perhaps also see Invoking "cmake" failed.
I had a similar problem and what finally worked was to change from python:3-alpine to python:3.8-slim and install python and openCV similar to what has been done in the selected answer here: Minimal SciPy Dockerfile
If non of these answers works for you try:
pip3 install opencv-python-headless
with python3 you need to use pip3

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