Thredds Client for Python

Installing Thredds Client

Anaconda

Thredds client is available as Anaconda package. Install it with the following command:

$ conda install -c birdhouse threddsclient

From github

Prepare a conda environment with the Python dependencies and activate it:

$ conda create python=2.7 lxml beautiful-soup requests -n threddsclient
$ source activate threddsclient

Clone the threddslclient github repo and install the Python module:

$ git clone https://github.com/bird-house/threddsclient.git
$ cd threddsclient
$ python setup.py develop

Using Thredds Client

Read the Thredds tutorial on catalogs: Thredds Catalog Primer

Get download URLs of a catalog

    import threddsclient
    urls = threddsclient.download_urls('http://example.com/thredds/catalog.xml')

Get OpenDAP URLs of a catalog

    import threddsclient
    urls = threddsclient.opendap_urls('http://example.com/thredds/catalog.xml')

Navigate in catalog

Start reading a catalog

    import threddsclient
    cat = threddsclient.read_url('http://example.com/thredds/catalog.xml')

Get a list of references to other catalogs & follow them

    refs = cat.references

    print refs[0].name
    cat2 = refs[0].follow()

Get a list of datasets in this catalog

    data  = cat.datasets

Get flat list of all direct datasets (data files) in the catalog

    datasets = cat.flat_datasets()

Get flat list of all references in the catalog

    references = cat.flat_references()

Examples with IPython Notebook

• NOAA Thredds Catalog