serg@serg-X55A:~/belcanto$ pipenv install
/home/serg/.local/lib/python3.6/site-packages/pkg_resources/__init__.py:119: PkgResourcesDeprecationWarning: 0.18ubuntu0.18.04.1 is an invalid version and will not be supported in a future release
  PkgResourcesDeprecationWarning,
Creating a virtualenv for this project...
Pipfile: /home/serg/belcanto/Pipfile
Using /usr/bin/python3.6m (3.6.9) to create virtualenv...
⠸ Creating virtual environment...created virtual environment CPython3.6.9.final.0-64 in 1259ms
  creator CPython3Posix(dest=/home/serg/.local/share/virtualenvs/belcanto-MM9AL9Mp, clear=False, no_vcs_ignore=False, global=False)
  seeder FromAppData(download=False, pip=bundle, setuptools=bundle, wheel=bundle, via=copy, app_data_dir=/home/serg/.local/share/virtualenv)
    added seed packages: pip==21.3.1, setuptools==59.6.0, wheel==0.37.1
  activators BashActivator,CShellActivator,FishActivator,NushellActivator,PowerShellActivator,PythonActivator

✔ Successfully created virtual environment! 
Virtualenv location: /home/serg/.local/share/virtualenvs/belcanto-MM9AL9Mp
Installing dependencies from Pipfile.lock (f60d96)...
Looking in indexes: https://pypi.python.org/simple00:03
Ignoring asgiref: markers 'python_version >= "3.7"' don't match your environment
An error occurred while installing mysqlclient==2.1.0 --hash=sha256:e6279263d5a9feca3e0edbc2b2a52c057375bf301d47da2089c075ff76331d14 --hash=sha256:b62d23c11c516cedb887377c8807628c1c65d57593b57853186a6ee18b0c6a5b --hash=sha256:973235686f1b720536d417bf0a0d39b4ab3d5086b2b6ad5e6752393428c02b12 --hash=sha256:02c8826e6add9b20f4cb12dcf016485f7b1d6e30356a1204d05431867a1b3947 --hash=sha256:2c8410f54492a3d2488a6a53e2d85b7e016751a1e7d116e7aea9c763f59f5e8c! Will try again.
  🐍   ▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉ 30/30 — 00:02:52
Looking in indexes: https://pypi.python.org/simple
Ignoring setuptools: markers 'python_version >= "3.7"' don't match your environment
Installing initially failed dependencies...
[pipenv.exceptions.InstallError]: Looking in indexes: https://pypi.python.org/simple
[pipenv.exceptions.InstallError]: Collecting mysqlclient==2.1.0
[pipenv.exceptions.InstallError]:   Using cached mysqlclient-2.1.0.tar.gz (87 kB)
[pipenv.exceptions.InstallError]:   Preparing metadata (setup.py): started
[pipenv.exceptions.InstallError]:   Preparing metadata (setup.py): finished with status 'error'
[pipenv.exceptions.InstallError]: ERROR: Command errored out with exit status 1:
[pipenv.exceptions.InstallError]:    command: /home/serg/.local/share/virtualenvs/belcanto-MM9AL9Mp/bin/python -c 'import io, os, sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-tezym8sv/mysqlclient_4337a70c2c6143cba5e04e5efd600ba1/setup.py'"'"'; __file__='"'"'/tmp/pip-install-tezym8sv/mysqlclient_4337a70c2c6143cba5e04e5efd600ba1/setup.py'"'"';f = getattr(tokenize, '"'"'open'"'"', open)(__file__) if os.path.exists(__file__) else io.StringIO('"'"'from setuptools import setup; setup()'"'"');code = f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base /tmp/pip-pip-egg-info-cxz_ve7j
[pipenv.exceptions.InstallError]:        cwd: /tmp/pip-install-tezym8sv/mysqlclient_4337a70c2c6143cba5e04e5efd600ba1/
[pipenv.exceptions.InstallError]:   Complete output (15 lines):
[pipenv.exceptions.InstallError]:   /bin/sh: 1: mysql_config: not found
[pipenv.exceptions.InstallError]:   /bin/sh: 1: mariadb_config: not found
[pipenv.exceptions.InstallError]:   /bin/sh: 1: mysql_config: not found
[pipenv.exceptions.InstallError]:   Traceback (most recent call last):
[pipenv.exceptions.InstallError]:     File "<string>", line 1, in <module>
[pipenv.exceptions.InstallError]:     File "/tmp/pip-install-tezym8sv/mysqlclient_4337a70c2c6143cba5e04e5efd600ba1/setup.py", line 15, in <module>
[pipenv.exceptions.InstallError]:       metadata, options = get_config()
[pipenv.exceptions.InstallError]:     File "/tmp/pip-install-tezym8sv/mysqlclient_4337a70c2c6143cba5e04e5efd600ba1/setup_posix.py", line 70, in get_config
[pipenv.exceptions.InstallError]:       libs = mysql_config("libs")
[pipenv.exceptions.InstallError]:     File "/tmp/pip-install-tezym8sv/mysqlclient_4337a70c2c6143cba5e04e5efd600ba1/setup_posix.py", line 31, in mysql_config
[pipenv.exceptions.InstallError]:       raise OSError("{} not found".format(_mysql_config_path))
[pipenv.exceptions.InstallError]:   OSError: mysql_config not found
[pipenv.exceptions.InstallError]:   mysql_config --version
[pipenv.exceptions.InstallError]:   mariadb_config --version
[pipenv.exceptions.InstallError]:   mysql_config --libs
[pipenv.exceptions.InstallError]:   ----------------------------------------
[pipenv.exceptions.InstallError]: WARNING: Discarding https://files.pythonhosted.org/packages/de/79/d02be3cb942afda6c99ca207858847572e38146eb73a7c4bfe3bdf154626/mysqlclient-2.1.0.tar.gz#sha256=973235686f1b720536d417bf0a0d39b4ab3d5086b2b6ad5e6752393428c02b12 (from https://pypi.org/simple/mysqlclient/) (requires-python:>=3.5). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
[pipenv.exceptions.InstallError]: ERROR: Could not find a version that satisfies the requirement mysqlclient==2.1.0 (from versions: 1.3.0, 1.3.1, 1.3.2, 1.3.3, 1.3.4, 1.3.5, 1.3.6, 1.3.7, 1.3.8, 1.3.9, 1.3.10, 1.3.11rc1, 1.3.11, 1.3.12, 1.3.13, 1.3.14, 1.4.0rc1, 1.4.0rc2, 1.4.0rc3, 1.4.0, 1.4.1, 1.4.2, 1.4.2.post1, 1.4.3, 1.4.4, 1.4.5, 1.4.6, 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.1.0rc1, 2.1.0, 2.1.1)
[pipenv.exceptions.InstallError]: ERROR: No matching distribution found for mysqlclient==2.1.0
ERROR: Couldn't install package: mysqlclient
 Package installation failed...
  ☤  ▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉ 0/1 — 00:00:03