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Browse files- Dockerfile +23 -0
- app.py +50 -0
- predict.py +37 -0
- requirements.txt +8 -0
Dockerfile
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# 1. Tentukan Base Image (Dasar Kontainer)
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# Kami menggunakan Python 3.9 versi ringan (slim) untuk mengurangi ukuran kontainer.
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FROM python:3.9-slim
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# 2. Tentukan Direktori Kerja di dalam Kontainer
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# Semua perintah selanjutnya akan dieksekusi dari folder /app
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WORKDIR /app
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# 3. Salin File Kebutuhan dan Instal Pustaka
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# Pertama, salin requirements.txt ke kontainer
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COPY requirements.txt .
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# Kemudian, instal semua pustaka yang ada di requirements.txt
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# --no-cache-dir mengurangi ukuran kontainer
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RUN pip install --no-cache-dir -r requirements.txt
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# 4. Salin Semua File Proyek Lainnya
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# Salin app.py, predict.py, dan SEMUA file model (.joblib, .h5)
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COPY . .
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# 5. Perintah untuk Menjalankan Aplikasi
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# Menjalankan Gunicorn (server produksi yang lebih kuat) pada port 5000
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# Ini akan menjalankan app.py Anda.
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CMD ["gunicorn", "--bind", "0.0.0.0:5000", "app:app"]
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app.py
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# -*- coding: utf-8 -*-
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"""Untitled4.ipynb
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Automatically generated by Colab.
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Original file is located at
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https://colab.research.google.com/drive/1EXuvC4UJ8gxvo2IexM6RnsC9uktSij2N
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"""
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# app.py
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from flask import Flask, request, jsonify
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from predict import get_credit_score # Import fungsi dari predict.py
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import os
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app = Flask(__name__)
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@app.route('/')
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def home():
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# Route sederhana untuk mengecek apakah server hidup
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return "Credit Score API is running!"
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@app.route('/credit_score', methods=['POST'])
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def predict_score():
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try:
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# Ambil data JSON dari body request (dari aplikasi mobile)
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raw_data = request.get_json()
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if not raw_data:
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return jsonify({"error": "No input data provided."}), 400
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# Panggil fungsi prediksi
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result = get_credit_score(raw_data)
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# Kembalikan hasil prediksi ke aplikasi mobile
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return jsonify({
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"status": "success",
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"score": result['score'],
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"keputusan": result['decision']
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})
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except Exception as e:
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# Handle error jika ada yang salah (misalnya, data input kurang)
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print(f"An error occurred: {e}")
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return jsonify({"error": f"Prediction failed due to an internal error: {str(e)}"}), 500
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if __name__ == '__main__':
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# Pastikan 'predict.py' dan file model/scalers berada di path yang benar
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# Ganti '0.0.0.0' agar server dapat diakses dari luar (penting untuk deployment)
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port = int(os.environ.get('PORT', 5000))
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app.run(host='0.0.0.0', port=port)
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predict.py
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import joblib
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import tensorflow as tf
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from huggingface_hub import hf_hub_download # PENTING
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# Tentukan Repositori Model Anda
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REPO_ID = "hexselarchieles/koperasi-ml-models"
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def load_models():
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"""Memuat semua model dan scaler dari Hugging Face Hub."""
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# --- Pemuatan Model Statis (Joblib) ---
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# Unduh file model dan scaler ke cache lokal
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lgbm_path = hf_hub_download(repo_id=REPO_ID, filename="lgbm_model.joblib")
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scaler_static_path = hf_hub_download(repo_id=REPO_ID, filename="scaler_static.joblib")
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lgbm_model = joblib.load(lgbm_path)
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scaler_static = joblib.load(scaler_static_path)
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# --- Pemuatan Model LSTM (TensorFlow/H5) ---
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lstm_path = hf_hub_download(repo_id=REPO_ID, filename="lstm_model.h5")
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scaler_ts_path = hf_hub_download(repo_id=REPO_ID, filename="scaler_ts.joblib")
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# NOTE: Model LSTM biasanya dimuat dari folder, ini mungkin perlu sedikit penyesuaian:
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# lstm_model = tf.keras.models.load_model(lstm_path)
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lstm_model = tf.keras.models.load_model(lstm_path)
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scaler_ts = joblib.load(scaler_ts_path)
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# --- Pemuatan Blending ---
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blending_params_path = hf_hub_download(repo_id=REPO_ID, filename="blending_params.joblib")
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blending_params = joblib.load(blending_params_path)
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return lgbm_model, lstm_model, scaler_static, scaler_ts, blending_params
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# Sekarang, panggil load_models() di luar fungsi prediksi utama Anda
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LGBM_MODEL, LSTM_MODEL, SCALER_STATIC, SCALER_TS, BLENDING_PARAMS = load_models()
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# Hapus kode pemuatan lama dari file lokal di predict.py Anda!
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requirements.txt
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Flask
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gunicorn
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pandas
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numpy
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joblib
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lightgbm
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tensorflow==2.18.0 # Ganti ke versi yang ada di daftar 'found versions'
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scikit-learn
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