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# prefect-community
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Edmondo Porcu
08/25/2022, 8:38 PMI am not a pip expert, how do you install optional packages locally when doing development?
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pip install -e ".[dev]"✅ 1
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Andrew Huang
08/25/2022, 8:39 PMThat should work if the setup.py includes a dev requires, e.g. https://github.com/PrefectHQ/prefect-dask/blob/main/setup.py#L29
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Jeff Hale
08/25/2022, 8:39 PMMake sure you’re in the folder that has a setup.py
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Edmondo Porcu
08/25/2022, 8:39 PMI am there. This won't install for example pydantic, that is required by Databricks tasks
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Andrew Huang
08/25/2022, 8:40 PMif there’s a requirements-dev.txt, you can also do
pip install -r requirements-dev.txtpydantic should be required by Prefect
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Edmondo Porcu
08/25/2022, 8:40 PMnot in 1.0
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extras = {
"airtable": ["airtable-python-wrapper >= 0.11"],
"aws": orchestration_extras["aws"],
"azure": [
"azure-core >= 1.10.0",
"azure-cosmos >= 3.1.1",
"azure-mgmt-datafactory >= 2.7.0",
]
+ orchestration_extras["azure"],
"azureml": ["azureml-sdk"],
"bitbucket": orchestration_extras["bitbucket"],
"dask_cloudprovider": ["dask_cloudprovider[aws] >= 0.2.0"],
"dev": dev_requires + test_requires,
"databricks": ["pydantic >= 1.9.0"],a
Andrew Huang
08/25/2022, 8:41 PMoh then you might do
pip install -e ".[databricks]"e
Edmondo Porcu
08/25/2022, 8:41 PMthanks
Can you point me out to the relevant documentation of pip so I learn something? 🙂
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Andrew Huang
08/25/2022, 8:42 PMe
Edmondo Porcu
08/25/2022, 8:43 PMtnx, point 7