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api.py
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api.py
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"""
api.py
~~~~~~
This module defines a simple REST API for a Machine Learning (ML) model.
"""
from os import environ
from joblib import load
from flask import abort, Flask, jsonify, make_response, request
from pandas import DataFrame
service_name = environ['SERVICE_NAME']
version = environ['API_VERSION']
model = load('model.joblib')
app = Flask(__name__)
@app.route(f'/{service_name}/v{version}/predict', methods=['POST'])
def predict():
"""TODO"""
try:
features = DataFrame(request.json)
prediction = model.predict(features).tolist()
return make_response(jsonify({'prediction': prediction}))
except ValueError:
raise RuntimeError('Features are not in the correct format.')
if __name__ == '__main__':
app.run(host='0.0.0.0', port=5000)