test_input.gml

<?xml version="1.0" encoding="UTF-8"?>
<gml:FeatureCollection xmlns:gml="http://www.opengis.net/gml" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://schemas.opengis.net/gml/3.1.1/base/gml.xsd">
    <gml:featureMember>
        <gml:Point srsName="urn:ogc:def:crs:EPSG:6.12:4326">
            <gml:coordinates>12.4924,41.8902</gml:coordinates> <!-- Longitudine, Latitudine del Colosseo a Roma -->
        </gml:Point>
    </gml:featureMember>
</gml:FeatureCollection>

wps_pcn.py

import logging
from owslib.wps import WebProcessingService, ComplexDataInput
import traceback
import requests

# Configura il logging
logging.basicConfig(level=logging.DEBUG)

# Indirizzo del servizio WPS
url = 'http://wms.pcn.minambiente.it/wps'

# Connetti al servizio WPS
wps = WebProcessingService(url, skip_caps=True)

# Leggi il contenuto del file GML
with open('test_input.gml', 'r') as file:
    gml_content = file.read()

# Configura i parametri
inputs = [
    ('SourceCRS', 'urn:ogc:def:crs:EPSG:6.12:4326'),
    ('TargetCRS', 'urn:ogc:def:crs:EPSG:6.12:25832'),
    ('InputData', ComplexDataInput(value=gml_content, mimeType='text/xml; subtype=gml/3.1.1')),
    ('TestTransformation', 'False')
]

# Imposta l'identificatore del processo
process_id = 'TransformCoordinates'

# Tenta di eseguire la trasformazione
try:
    execution = wps.execute(identifier=process_id, inputs=inputs)
    wps.monitor_execution(execution)
    output = execution.processOutputs[0].data
    print("Output:")
    print(output)
except Exception as e:
    print("Errore durante l'esecuzione del WPS:")
    print(traceback.format_exc())

    # Stampa la risposta grezza per il debugging
    print("Tentativo di recupero della risposta grezza:")
    try:
        response = requests.post(url, data={'request': gml_content})  # Assicurati che i dati siano formati correttamente per la POST
        print(response.text)  # Stampa la risposta testuale grezza
    except Exception as e:
        print("Impossibile recuperare la risposta grezza:")
        print(str(e))