Some examples on how to connect to the FEWS PI-XML SOAP Web Service:
Python
To get time series from FEWS using python the following example uses the requests module and reads the time series response as a
# Simple example that uses python to get timeSeries from the Delft-FEWS PI Soap Service.
import requests
import xml.etree.ElementTree as ET
soapMessage = """<?xml version="1.0" ?><soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:few="http://fewspiservice.wldelft.nl">
<soapenv:Header/><soapenv:Body>
<few:getTimeSeriesForFilter2>
<few:startTime>2000-01-01T00:00:00Z</few:startTime>
<few:endTime>2010-01-01T00:00:00Z</few:endTime>
<few:locationIds>63306260000</few:locationIds>
<few:parameterIds>T.obs.mean</few:parameterIds>
</few:getTimeSeriesForFilter2>
</soapenv:Body>
</soapenv:Envelope>"""
url = 'http://localhost:8080/FewsWebServices/fewspiservice'
headers = {
"Content-Type": "text/xml",
"SOAPAction" : "\"\""
}
response = requests.post(url=url, data=soapMessage, headers=headers)
data = response.text
xmlTree = ET.fromstring(data)
piXmlResponse = None
for elem in xmlTree.iter():
if elem.tag == 'return':
piXmlResponse = elem.text
if piXmlResponse is not None:
print(piXmlResponse)
# For further processing, the PI-XML response can be parsed as well.
parsedPiXml = ET.fromstring(piXmlResponse)
else:
print('No pi xml response found')
To see an
