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The data is downloaded via web-api using python scripts. You will need to download the appropriate python modules to run these scripts. For example, the python scripts will contain commands like,
- "from ecmwfapi import ECMWFDataServer"
General information related to downloading the data via web-api, is described here:
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Specifically, follow the steps here to install the latest code version:
https://pypi.org/project/ecmwf-api-client/
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