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      "source": [
        "\n# Copernicus marine client\n\nThis example runs an OceanDrift simulation\nwith current data from CMEMS\nTo run this example, you need a CMEMS account created at\nhttps://marine.copernicus.eu\nand the copernicus_marine_client installed from\nhttps://pypi.org/project/copernicusmarine\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "collapsed": false
      },
      "outputs": [],
      "source": [
        "from datetime import datetime, timedelta\nimport copernicus_marine_client as copernicusmarine\nfrom opendrift.readers.reader_netCDF_CF_generic import Reader\nfrom opendrift.models.oceandrift import OceanDrift\n\nlon = 4.8; lat = 60  # Bergen, Norway\nlon = -89; lat = 29.8  # New Orleans\nlon = 107; lat = 10  # Ho Chi Minh\nlon = 123; lat = -16.3  # Australia\n\n\no = OceanDrift()"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "First get a Xarray dataset from copernicus_marine_client\n\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "collapsed": false
      },
      "outputs": [],
      "source": [
        "ds = copernicusmarine.open_dataset(\n    dataset_id='cmems_mod_glo_phy_anfc_merged-uv_PT1H-i',\n    username='<your cmems username>', password='<your cmems password>')"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "Then create an OpenDrift reader from this dataset\n\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "collapsed": false
      },
      "outputs": [],
      "source": [
        "r = Reader(ds)\no.add_reader(r)\n\no.seed_elements(lon=lon, lat=lat, number=5000, radius=1000, time=datetime.utcnow())\no.run(duration=timedelta(days=3))\n\no.animation(fast=True, clabel='Ocean current [m/s]',\n            background=['x_sea_water_velocity', 'y_sea_water_velocity'])"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "<img src=\"file://gallery/animations/example_cmems_new_0.gif\">\n\n"
      ]
    }
  ],
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