Imports

    >>> from __future__ import (absolute_import, division, print_function)
    >>> from tests.utils import resource_file
    >>> from owslib.swe.common import Time, DataChoice, DataRecord, AbstractSimpleComponent
    >>> from owslib.etree import etree

Initialize

    >>> swexml  = open(resource_file('swe_ioos_multistation_timeseries.xml'), 'rb').read()
    >>> dr      = etree.fromstring(swexml)
    >>> if hasattr(dr, 'getroot'):
    ...     dr = dr.getroot()
    >>> swe_dr = DataRecord(dr)

Test

    # two fields, 'stations' and 'observationData'
    >>> len(swe_dr.field)
    2
    >>> swe_dr.definition
    'http://mmisw.org/ont/ioos/definition/observationRecord'

    >>> stations_field              = swe_dr.get_by_name("stations")
    >>> stations_field.name
    'stations'

    # Single station
    >>> single_station_field        = stations_field.content.get_by_name("wmo_41001")
    >>> single_station_field.name
    'wmo_41001'

    >>> single_station_dr           = single_station_field.content
    >>> single_station_dr.id
    'wmo_41001'

    # three fields: "stationID", "platformLocation", and "sensors"
    >>> len(single_station_dr.field)
    3
    >>> single_station_dr.definition
    'http://mmisw.org/ont/ioos/definition/station'


    >>> single_station_dr.get_by_name("stationID").content.definition
    'http://mmisw.org/ont/ioos/definition/stationID'
    >>> single_station_dr.get_by_name("stationID").content.value
    'urn:ioos:station:wmo:41001'

    >>> vector = single_station_dr.get_by_name("platformLocation").content
    >>> len(vector.coordinate)
    3
    >>> int(vector.get_by_name("latitude").content.value)
    32
    >>> int(vector.get_by_name("longitude").content.value)
    -75
    >>> int(vector.get_by_name("height").content.value)
    0


    >>> data_field              = swe_dr.get_by_name("observationData")
    >>> data_field.name
    'observationData'
    >>> data_et                 = data_field.content.elementType
    >>> data_et.name
    'observations'

    >>> data_choice             = data_et.content.get_by_name("sensor").content

    # 5 sensor choices for the csv block
    >>> len(data_choice.item)
    5
    >>> sensor_dr               = data_choice.get_by_name("wmo_41001_sensor1").content

    >>> sensor_dr.get_by_name("air_temperature").content.uom
    'Celsius'
    >>> sensor_dr.get_by_name("wind_speed").content.uom
    'm/s'
    >>> sensor_dr.get_by_name("wind_to_direction").content.uom
    'degrees'

    >>> encoding                        = data_field.content.encoding
    >>> encoding.tokenSeparator
    ','
    >>> encoding.blockSeparator
    '\n'
    >>> encoding.decimalSeparator
    '.'
    >>> encoding.collapseWhiteSpaces
    True
