#!/usr/bin/env python
#
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you 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.
#

from http.server import BaseHTTPRequestHandler, HTTPServer


class GephiHandler(BaseHTTPRequestHandler):

    def respond(self):
        self.send_response(200)
        self.send_header('Content-Type', 'text/plain')
        self.end_headers()
        self.wfile.write("{}")

    def do_GET(self):
        self.respond()

    def do_POST(self):
        self.respond()


def main():
    try:
        server = HTTPServer(('', 8080), GephiHandler)
        print('listening on port 8080...')
        server.serve_forever()
    except KeyboardInterrupt:
        print('^C received, shutting down server')
        server.socket.close()


if __name__ == '__main__':
    main()

#!/usr/bin/env python3
#
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you 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.
#

from http.server import BaseHTTPRequestHandler, HTTPServer


class GephiHandler(BaseHTTPRequestHandler):

    def respond(self):
        self.send_response(200)
        self.send_header('Content-Type', 'text/plain')
        self.end_headers()
        self.wfile.write("{}")

    def do_GET(self):
        self.respond()

    def do_POST(self):
        self.respond()


def main():
    try:
        server = HTTPServer(('', 8080), GephiHandler)
        print('listening on port 8080...')
        server.serve_forever()
    except KeyboardInterrupt:
        print('^C received, shutting down server')
        server.socket.close()


if __name__ == '__main__':
    main()

Switch to python3 specifically in gephi mock script.
Switch to python3 specifically in gephi mock script.

Can't change the docker image to make python==python3 right now because we need python2 on the image as it is used in the older branches that still support that version. CTR
