Create app.py
Browse files
app.py
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# ================================
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# 0. PATCH pour huggingface_hub (contourne l'absence de HfFolder)
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# ================================
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import huggingface_hub
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if not hasattr(huggingface_hub, 'HfFolder'):
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class HfFolder:
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_token = None
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@staticmethod
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def get_token():
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return HfFolder._token
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@staticmethod
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def save_token(token):
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HfFolder._token = token
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huggingface_hub.HfFolder = HfFolder
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# ================================
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# 1. PATCH pour contourner le bug de Gradio 4.44.0
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# ================================
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import gradio_client.utils
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original_get_type = gradio_client.utils.get_type
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def patched_get_type(schema):
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if isinstance(schema, bool):
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return "boolean"
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return original_get_type(schema)
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gradio_client.utils.get_type = patched_get_type
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# ================================
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# 2. IMPORTS STANDARDS
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# ================================
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import gradio as gr
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import tensorflow as tf
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import numpy as np
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from PIL import Image
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# ================================
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# 3. CHARGEMENT DU MODÈLE (9 classes)
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# ================================
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MODEL_PATH = "final_model.keras"
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model = tf.keras.models.load_model(MODEL_PATH, compile=False)
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model.compile(optimizer='adam', loss='categorical_crossentropy', metrics=['accuracy'])
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# ================================
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# 4. NOMS DES CLASSES (issus de l'entraînement)
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# ================================
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class_names = [
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"Chinee apple",
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"Lantana",
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"Negative",
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"Parkinsonia",
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"Parthenium",
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"Prickly acacia",
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"Rubber vine",
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"Siam weed",
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"Snake weed"
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]
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# ================================
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# 5. PARAMÈTRES
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# ================================
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IMG_SIZE = 380 # taille utilisée lors de l'entraînement
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# ================================
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# 6. PRÉTRAITEMENT (identique à l'entraînement)
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# ================================
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def preprocess_image(img):
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img = img.resize((IMG_SIZE, IMG_SIZE))
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img_array = np.array(img)
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# Appliquer le même preprocess_input que EfficientNetB4
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img_array = tf.keras.applications.efficientnet.preprocess_input(img_array)
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img_array = np.expand_dims(img_array, axis=0)
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return img_array
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def predict(img):
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processed = preprocess_image(img)
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preds = model.predict(processed, verbose=0)[0]
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results = {class_names[i]: float(preds[i]) for i in range(len(class_names))}
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return results
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# ================================
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# 7. INTERFACE GRADIO
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# ================================
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iface = gr.Interface(
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fn=predict,
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inputs=gr.Image(type="pil", label="Chargez une image de mauvaise herbe"),
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outputs=gr.Label(num_top_classes=3, label="Espèce prédite (top 3)"),
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title="🌿 Classification des mauvaises herbes",
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description="Modèle EfficientNetB4 entraîné sur 9 espèces de mauvaises herbes (Chinee apple, Lantana, Negative, Parkinsonia, Parthenium, Prickly acacia, Rubber vine, Siam weed, Snake weed)."
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)
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if __name__ == "__main__":
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iface.launch(share=True)
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