dlvm/tools/convert_b64_api.py

# Copyright 2019 Google LLC. All Rights Reserved.
#
# 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.
"""Converts image to Base64 for AI Platform ML API."""

import base64

INPUT_FILE = 'image.jpg'
OUTPUT_FILE = 'image_b64.json'

def convert_to_base64(image_file):
  """Open image and convert it to base64"""
  with open(image_file, 'rb') as input_file:
    jpeg_bytes = base64.b64encode(input_file.read()).decode('utf-8')
    predict_request = '{"instances" : [{"b64": "%s"}]}' % jpeg_bytes
    # Write JSON to file
    with open(OUTPUT_FILE, 'w') as output_file:
      output_file.write(predict_request)
    return predict_request

convert_to_base64(INPUT_FILE)