Deletes the 'owner' custom field for a given search query

gistfile1.txt

#!/usr/bin/env python
import argparse
from closeio_api import Client as CloseIO_API

parser = argparse.ArgumentParser(description='Search and update some leads')
parser.add_argument('--api_key', '-k', required=True, help='API Key')
args = parser.parse_args()

api = CloseIO_API(args.api_key)

# get the org id necessary for search
org_id = api.get('api_key')['data'][0]['organization_id']

# get all the search results for given lead name
search_results = []
filters = {
    'organization_id': org_id,
    'query': 'emails:0 status:potential has:email_addresses has:custom.owner'  # CHANGE THIS QUERY
}
skip = 0
limit = 100
while True:
    filters['_skip'] = skip
    filters['_limit'] = limit
    results = [res['id'] for res in api.get('lead', data=filters)['data']]
    search_results.extend(results)
    if len(results) < limit:
        break
    skip += limit

print "NUMBER", len(search_results)
for result in search_results:
    lead = api.get('lead/' + result)
    if lead['custom'].get('owner'):
        custom = lead['custom']
        del custom['owner']
        print api.put('lead/' + result, data={'custom': custom})