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# ask-marvin

Dijar Vrella

08/13/2024, 8:20 PM

@Marvin what is the most minimalistic prefect cli I can install on my machine so that I can run prefect flow-run ls

Marvin

08/13/2024, 8:20 PM

To install the most minimalistic Prefect CLI and run commands like

prefect flow-run ls

, you can simply install Prefect using

pip

. Here are the steps: 1. Install Prefect using pip:

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pip install prefect

2. Verify the installation:

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prefect --version

3. Run the desired command:

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prefect flow-run ls

For more detailed installation instructions, you can refer to the Prefect documentation: * Prefect Installation Guide If you encounter any issues or need additional features, installing Prefect directly from the source can give you the latest updates (though it may be unstable):

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pip install -U git+<https://github.com/PrefectHQ/prefect>

Let me know if you need further assistance!

Dijar Vrella

08/13/2024, 8:22 PM

> @Marvin pip install prefect Successfully installed Mako-1.3.5 aiosqlite-0.20.0 alembic-1.13.2 annotated-types-0.7.0 anyio-4.4.0 apprise-1.8.1 asgi-lifespan-2.1.0 async-timeout-4.0.3 asyncpg-0.29.0 attrs-24.2.0 cachetools-5.4.0 cffi-1.17.0 charset-normalizer-3.3.2 cloudpickle-3.0.0 coolname-2.2.0 croniter-2.0.7 cryptography-43.0.0 dateparser-1.2.0 dnspython-2.6.1 docker-7.1.0 email-validator-2.2.0 $prefect WARNINGrootcould not open file '/etc/apt/sources.list.d/tailscale.list' prefect: command not found

Marvin

08/13/2024, 8:22 PM

Your message was too long by 539 tokens - please shorten it and try again. For reference, here's your message at the allowed limit:

Successfully installed Mako-1.3.5 aiosqlite-0.20.0 alembic-1.13.2 annotated-types-0.7.0 anyio-4.4.0 apprise-1.8.1 asgi-lifespan-2.1.0 async-timeout-4.0.3 asyncpg-0.29.0 attrs-24.2.0 cachetools-5.4.0 cffi-1.17.0 charset-normalizer-3.3.2 cloudpickle-3.0.0 coolname-2.2.0 croniter-2.0.7 cryptography-43.0.0 dateparser-1.2.0 dnspython-2.6.1 docker-7.1.0 email-validator-2.2.0 exceptiongroup-1.2.2 fsspec-2024.6.1 google-auth-2.33.0 graphviz-0.20.3 greenlet-3.0.3 griffe-0.47.0 h11-0.14.0 h2-4.1.0 hpack-4.0.0 httpcore-1.0.5 httpx-0.27.0 humanize-4.10.0 hyperframe-6.0.1 importlib-resources-6.1.3 itsdangerous-2.2

Marvin

08/13/2024, 8:23 PM

Your message was too long by 401 tokens - please shorten it and try again. For reference, here's your message at the allowed limit:

pip install prefect

Successfully installed Mako-1.3.5 aiosqlite-0.20.0 alembic-1.13.2 annotated-types-0.7.0 anyio-4.4.0 apprise-1.8.1 asgi-lifespan-2.1.0 async-timeout-4.0.3 asyncpg-0.29.0 attrs-24.2.0 cachetools-5.4.0 cffi-1.17.0 charset-normalizer-3.3.2 cloudpickle-3.0.0 coolname-2.2.0 croniter-2.0.7 cryptography-43.0.0 dateparser-1.2.0 dnspython-2.6.1 docker-7.1.0 email-validator-2.2.0 exceptiongroup-1.2.2 fsspec-2024.6.1 google-auth-2.33.0 graphviz-0.20.3 greenlet-3.0.3 griffe-0.47.0 h11-0.14.0 h2-4.1.0 hpack-4.0.0 httpcore-1.0.5 httpx-0.27.0 humanize-4.10.0 hyperframe-6.0.1 importlib-resources-6.1.3 itsdangerous

Marvin

08/13/2024, 8:23 PM

Your message was too long by 117 tokens - please shorten it and try again. For reference, here's your message at the allowed limit:

pip install prefect

Marvin

08/13/2024, 8:24 PM

Your message was too long by 34 tokens - please shorten it and try again. For reference, here's your message at the allowed limit:

> pip install prefect

Marvin

08/13/2024, 8:24 PM

It looks like the

prefect

CLI is not found in your current environment. This issue can typically be resolved by ensuring the installation path is correctly set in your system's PATH variable. Let's proceed with a few steps to troubleshoot and fix this: 1. Verify the Installation Path: First, let's find out where

prefect

is installed. Run:

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pip show prefect

2. Check the Path: The command above will show the location where

prefect

is installed. Ensure that this directory is in your system's PATH variable. For example, if it's installed in

/home/user/.local/bin

, add this directory to your PATH. You can temporarily add it to your PATH by running:

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export PATH=$PATH:/home/user/.local/bin

3. Verify the Installation: Now check if the

prefect

command is available:

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prefect --version

4. Permanent PATH Adjustment: To make this change permanent, add the export command to your shell configuration file (e.g.,

.bashrc

.zshrc

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echo 'export PATH=$PATH:/home/user/.local/bin' >> ~/.bashrc
   source ~/.bashrc

5. Re-installation (if needed): If the above steps do not resolve the issue, try re-installing Prefect:

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pip uninstall prefect
   pip install prefect

By following these steps, the

prefect

command should become available. If you continue to face issues, please let me know.

Dijar Vrella

08/13/2024, 8:26 PM

@Marvin pip show prefect Name: prefect Version: 2.20.1 Summary: Workflow orchestration and management. Home-page: https://www.prefect.io Author: Prefect Technologies, Inc. Author-email: help@prefect.io License: UNKNOWN Location: /home/seedoo/.local/lib/python3.10/site-packages Requires: aiosqlite, alembic, anyio, apprise, asgi-lifespan, asyncpg, cachetools, click, cloudpickle, coolname, croniter, cryptography, dateparser, docker, exceptiongroup, fsspec, graphviz, griffe, httpcore, httpx, humanize, importlib-resources, itsdangerous, jinja2, jinja2-humanize-extension, jsonpatch, jsonschema, kubernetes, orjson, packaging, pathspec, pendulum, pydantic, pydantic-core, python-dateutil, python-multipart, python-slugify, pytz, pyyaml, readchar, rfc3339-validator, rich, ruamel.yaml, sniffio, sqlalchemy, toml, typer, typing-extensions, ujson, uvicorn, websockets Required-by:

Marvin

08/13/2024, 8:26 PM

The

prefect

CLI seems to be installed in

/home/seedoo/.local/lib/python3.10/site-packages

. Typically, the executable is placed in

/home/seedoo/.local/bin

. Let's confirm if this is the case and adjust your PATH accordingly. 1. Locate Prefect Executable: Check if the

prefect

executable script is in `/home/seedoo/.local/bin`:

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ls /home/seedoo/.local/bin | grep prefect

2. Add to PATH: If the

prefect

executable is there, let’s add it to your PATH variable:

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export PATH=$PATH:/home/seedoo/.local/bin

3. Verify the PATH: Check if

prefect

is now available in your terminal:

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prefect --version

4. Make PATH Change Permanent: If the above worked, make this change permanent by adding it to your shell configuration file:

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echo 'export PATH=$PATH:/home/seedoo/.local/bin' >> ~/.bashrc
   source ~/.bashrc

Alternatively, if the executable is not found in the expected location, you might try reinstalling Prefect explicitly ensuring it's installed for your user:

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pip install --user prefect

Let me know if this resolves the issue!

Dijar Vrella

08/13/2024, 8:29 PM

@Marvin if I have the prefect server running on a container on localhost:4200 what env variable do I need to set?

Marvin

08/13/2024, 8:29 PM

To connect your local Prefect CLI to a Prefect server running in a container on

localhost:4200

, you need to set the

PREFECT_API_URL

environment variable. Here's how to set it: 1. Set the Environment Variable:

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export PREFECT_API_URL="<http://127.0.0.1:4200/api>"

2. Verify the Configuration: You can confirm that the environment variable is set correctly by running:

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prefect config view

Look for the

PREFECT_API_URL

in the output to ensure it's set to

<http://127.0.0.1:4200/api>

. By setting this environment variable, your local Prefect CLI commands will be directed to the Prefect server running in your Docker container. For more information, you can refer to the Prefect documentation: * Host and Deploy Guide Let me know if you need further assistance!

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