Python sample GET/POST calls to ArcGIS REST Service

ArcGISRestSamples.py

#------------------------------------------------------------------------------
# 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
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# 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.
#------------------------------------------------------------------------------
# Filename: ArcGISRestSamples.py
# Description: Makes a REST GET/POST calls to ArcGIS REST
# Notes: **Requires Python 2 to run (urllib2)**
#------------------------------------------------------------------------------

import urllib
# Note: will fail here if running with Python 3:
import urllib2

debug = True
service = 'https://sample.com/server/rest/services/SampleFeatureService/FeatureServer'

layers = ['0', '1', '2']

operation = 'query'
# Ex: other operations: 'deleteFeatures', 'calculate'

def SampleRestGet():
    # Records that have "created_date" set (is not null)
    query = 'where="created_date"+is+not+null'
    response_format = 'f=pjson'

    for layer in layers:

        url = service + '/' + layer + '/' + operation + '?' + query + '&' + response_format

        # create the request and set headers
        rest_request = urllib2.Request(url)
        rest_request.add_header('Accept', 'application/json')
        rest_request.add_header("Content-type", "application/x-www-form-urlencoded")

        # make the request
        if debug:
            print 'Making Request:'
            print url
        rest_response = urllib2.urlopen(rest_request)

        if debug:
            print '---------'
            print 'Response:'
            print rest_response.read()

def SampleRestPost():
    # Records that have "created_date" set (i.e. it is not null)
    query = '"created_date" is not null'
    response_format = 'pjson'

    values = { 'where': query, \
               'f': response_format }
    data = urllib.urlencode(values)

    for layer in layers:

        url = service + '/' + layer + '/' + operation

        # create the POST request and set headers
        rest_request = urllib2.Request(url, data) # Note: POST request has data parameter
        rest_request.add_header('Accept', 'application/json')
        rest_request.add_header("Content-type", "application/x-www-form-urlencoded")

        # make the request
        if debug:
            print 'Making Request:'
            print url
        rest_response = urllib2.urlopen(rest_request)

        if debug:
            print '---------'
            print 'Response:'
            print rest_response.read()

if __name__ == '__main__':

    SampleRestPost()
    SampleRestGet()