Delete app.py
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app.py
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import streamlit as st
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from transformers import AutoTokenizer, AutoModelForSequenceClassification
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import torch
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import time
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import joblib
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# Setup device
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device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
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# Load model dan tokenizer dari Hugging Face
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tokenizer = AutoTokenizer.from_pretrained("ketut/dKBLI")
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model = AutoModelForSequenceClassification.from_pretrained("ketut/dKBLI")
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model.to(device)
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# Coba memuat label_encoder (jika ada file lokal)
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try:
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label_encoder = joblib.load("label_encoder.pkl")
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st.write(f"Jumlah label dari label_encoder: {len(label_encoder.classes_)}")
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except FileNotFoundError:
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# Jika label_encoder.pkl tidak ada, definisikan manual (sesuaikan dengan R201B)
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st.warning("File label_encoder.pkl tidak ditemukan. Menggunakan contoh sementara.")
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kbli_codes = ["47771", "47772", "47773"] # GANTI DENGAN DAFTAR KODE KBLI ASLI
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from sklearn.preprocessing import LabelEncoder
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label_encoder = LabelEncoder()
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label_encoder.fit(kbli_codes)
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# Cek jumlah label dari model untuk verifikasi
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st.write(f"Jumlah label dari model: {model.config.num_labels}")
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# Fungsi prediksi
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def predict_r201b(text_r201, text_r202, model, tokenizer, label_encoder, device):
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combined_text = f"{text_r201} {text_r202}"
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inputs = tokenizer(combined_text, padding=True, truncation=True, max_length=128, return_tensors="pt")
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inputs = {key: val.to(device) for key, val in inputs.items()}
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model.eval()
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with torch.no_grad():
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outputs = model(**inputs)
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logits = outputs.logits
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predicted_class = torch.argmax(logits, dim=-1).item()
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# Debugging
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st.write(f"Indeks prediksi: {predicted_class}")
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try:
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return label_encoder.inverse_transform([predicted_class])[0]
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except ValueError:
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return f"Error: Indeks {predicted_class} tidak ada di label_encoder"
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# Antarmuka Streamlit
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st.title("Pencari Kode KBLI")
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st.write("Masukkan Rincian 201 dan Rincian 202 untuk mendapatkan kode KBLI.")
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# Form input
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with st.form(key="kbli_form"):
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r201 = st.text_input("Rincian 201 - Tuliskan secara lengkap jenis kegiatan utama (meliputi proses dan output)", value="Menjual Canang sari")
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r202 = st.text_input("Rincian 202 - Produk utama (barang atau jasa) yang dihasilkan/dijual", value="Canang sari")
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submit_button = st.form_submit_button(label="Cari Kode KBLI")
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# Proses setelah tombol ditekan
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if submit_button:
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if r201 and r202:
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with st.spinner("Memprediksi kode KBLI..."):
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start_time = time.time()
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prediction = predict_r201b(r201, r202, model, tokenizer, label_encoder, device)
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inference_time = time.time() - start_time
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st.success("Hasil Prediksi:")
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st.write(f"**Rincian 201:** {r201}")
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st.write(f"**Rincian 202:** {r202}")
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st.write(f"**Kode KBLI:** {prediction}")
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st.write(f"**Waktu Inferensi:** {inference_time:.6f} detik")
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else:
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st.warning("Harap isi kedua rincian sebelum mencari!")
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