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# -------------------------------------------------------------------------
# Copyright (C) 2020 Wipro Limited.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# -------------------------------------------------------------------------
#
import requests
from osdf.config.base import osdf_config
from osdf.utils.interfaces import RestClient
class DESException(Exception):
pass
def extract_data(service_id, request_data):
"""Extracts data from the data lake via DES.
param: service_id: kpi data identifier
param: request_data: data to send
param: osdf_config: osdf config to retrieve api info
"""
config = osdf_config.deployment
user, password = config['desUsername'], config['desPassword']
headers = config["desHeaders"]
req_url = config["desUrl"] + config["desApiPath"] + service_id
rc = RestClient(userid=user, passwd=password, url=req_url, headers=headers, method="POST")
try:
response_json = rc.request(data=request_data)
return response_json.get("result")
except requests.RequestException as e:
raise DESException("Request exception was encountered {}".format(e))
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