python3 -m venv venv The virtual environment was not created successfully because ensurepip is not available. On Debian/Ubuntu systems, you need to install the python3-venv package using the following command.

apt install python3.10-venv

You may need to use sudo with that command. After installing the python3-venv package, recreate your virtual environment.

sudo apt install python3.10-venv

pip install flask zsh: command not found: pip

sudo apt install python3-pip

source venv/bin/activate source: Нет такого файла или каталога: venv/bin/activate

docker docker build --tag python-docker .

docker build --tag python-docker . Sending build context to Docker daemon 21.02MB Step 1/6 : FROM python:3.9.2 3.9.2: Pulling from library/python 004f1eed87df: Pull complete 5d6f1e8117db: Pull complete 48c2faf66abe: Pull complete 234b70d0479d: Pull complete 6fa07a00e2f0: Pull complete 04a31b4508b8: Pull complete 1823d93d9698: Pull complete 2eee1b8e2538: Pull complete b48672c0140e: Pull complete Digest: sha256:d5d25f8ddcf983c0164bdcdc87b330d31417e2ce302dbd3e1d0e90fddf3ddff1 Status: Downloaded newer image for python:3.9.2 ---> 587b1bc803b3 Step 2/6 : WORKDIR python-docker ---> Running in 6d2fc085a898 Removing intermediate container 6d2fc085a898 ---> aa941baede70 Step 3/6 : COPY requirements.txt requirements.txt ---> 302391253820 Step 4/6 : RUN pip3 install -r requirements.txt ---> Running in fd85ff54d002 WARNING: You are using pip version 21.0.1; however, version 22.1 is available. You should consider upgrading via the '/usr/local/bin/python -m pip install --upgrade pip' command. Removing intermediate container fd85ff54d002 ---> cb9f28063281 Step 5/6 : COPY . . ---> 530977968431 Step 6/6 : CMD [ "python3", "-m" , "flask", "run", "--host=0.0.0.0"] ---> Running in e1548fb79337 Removing intermediate container e1548fb79337 ---> 9cd00598f306 Successfully built 9cd00598f306 Successfully tagged python-docker:latest

docker build --tag python-docker . Sending build context to Docker daemon 21.02MB Step 1/6 : FROM python:3.9.2 3.9.2: Pulling from library/python 004f1eed87df: Pull complete 5d6f1e8117db: Pull complete 48c2faf66abe: Pull complete 234b70d0479d: Pull complete 6fa07a00e2f0: Pull complete 04a31b4508b8: Pull complete 1823d93d9698: Pull complete 2eee1b8e2538: Pull complete b48672c0140e: Pull complete Digest: sha256:d5d25f8ddcf983c0164bdcdc87b330d31417e2ce302dbd3e1d0e90fddf3ddff1 Status: Downloaded newer image for python:3.9.2 ---> 587b1bc803b3 Step 2/6 : WORKDIR python-docker ---> Running in 6d2fc085a898 Removing intermediate container 6d2fc085a898 ---> aa941baede70 Step 3/6 : COPY requirements.txt requirements.txt ---> 302391253820 Step 4/6 : RUN pip3 install -r requirements.txt ---> Running in fd85ff54d002 WARNING: You are using pip version 21.0.1; however, version 22.1 is available. You should consider upgrading via the '/usr/local/bin/python -m pip install --upgrade pip' command. Removing intermediate container fd85ff54d002 ---> cb9f28063281 Step 5/6 : COPY . . ---> 530977968431 Step 6/6 : CMD [ "python3", "-m" , "flask", "run", "--host=0.0.0.0"] ---> Running in e1548fb79337 Removing intermediate container e1548fb79337 ---> 9cd00598f306 Successfully built 9cd00598f306 Successfully tagged python-docker:latest

source venv/bin/activate

(venv) ➜ flask-docker python -m pip install --upgrade pip Requirement already satisfied: pip in ./venv/lib/python3.10/site-packages (22.0.2) Collecting pip Downloading pip-22.1-py3-none-any.whl (2.1 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 2.1/2.1 MB 914.1 kB/s eta 0:00:00 Installing collected packages: pip Attempting uninstall: pip Found existing installation: pip 22.0.2 Uninstalling pip-22.0.2: Successfully uninstalled pip-22.0.2 Successfully installed pip-22.1

docker build --tag python-docker . Sending build context to Docker daemon 22.16MB Step 1/6 : FROM python:3.9.2 ---> 587b1bc803b3 Step 2/6 : WORKDIR python-docker ---> Using cache ---> aa941baede70 Step 3/6 : COPY requirements.txt requirements.txt ---> 6c64dffdda9c Step 4/6 : RUN pip3 install -r requirements.txt ---> Running in 92d8285b68b5 Collecting click==8.0.3 Downloading click-8.0.3-py3-none-any.whl (97 kB) Collecting Flask==2.0.2 Downloading Flask-2.0.2-py3-none-any.whl (95 kB) Collecting itsdangerous==2.0.1 Downloading itsdangerous-2.0.1-py3-none-any.whl (18 kB) Collecting Jinja2==3.0.2 Downloading Jinja2-3.0.2-py3-none-any.whl (133 kB) Collecting MarkupSafe==2.0.1 Downloading MarkupSafe-2.0.1-cp39-cp39-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl (30 kB) Collecting Werkzeug==2.0.2 Downloading Werkzeug-2.0.2-py3-none-any.whl (288 kB) Installing collected packages: MarkupSafe, Werkzeug, Jinja2, itsdangerous, click, Flask Successfully installed Flask-2.0.2 Jinja2-3.0.2 MarkupSafe-2.0.1 Werkzeug-2.0.2 click-8.0.3 itsdangerous-2.0.1 WARNING: You are using pip version 21.0.1; however, version 22.1 is available. You should consider upgrading via the '/usr/local/bin/python -m pip install --upgrade pip' command. Removing intermediate container 92d8285b68b5 ---> e87d49c884dd Step 5/6 : COPY . . ---> 8da114ab0c6d Step 6/6 : CMD [ "python3", "-m" , "flask", "run", "--host=0.0.0.0"] ---> Running in a3af88368480 Removing intermediate container a3af88368480 ---> 426d7d806539 Successfully built 426d7d806539 Successfully tagged python-docker:latest ➜ flask-docker docker run python-docker

• Environment: production WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
• Debug mode: off
• Running on all addresses. WARNING: This is a development server. Do not use it in a production deployment.
• Running on http://172.17.0.2:5000/ (Press CTRL+C to quit) 172.17.0.1 - - [19/May/2022 13:45:20] "GET / HTTP/1.1" 200 - 172.17.0.1 - - [19/May/2022 13:45:20] "GET /favicon.ico HTTP/1.1" 404 -