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import gradio as gr |
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import numpy as np |
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from PIL import Image |
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import requests |
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import re |
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import hopsworks |
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import joblib |
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from consts import * |
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project = hopsworks.login() |
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fs = project.get_feature_store() |
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mr = project.get_model_registry() |
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model = mr.get_model("titanic_new", version=1) |
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model_dir = model.download() |
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model = joblib.load(model_dir + "/titanic_new_model.pkl") |
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def get_deck(cabin): |
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if cabin is None: |
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return 0 |
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deck = re.compile("([a-zA-Z]+)").search(cabin) |
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if deck is not None: |
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deck = deck.group() |
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if deck in DECK: |
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deck = DECK[deck] |
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else: |
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deck = 0 |
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return deck |
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def get_sex(sex): |
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return GENDERS[sex] |
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def get_embarked(embarked): |
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return PORTS[embarked] |
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def get_title(title): |
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if title in TITLES_RARE: |
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title = "Rare" |
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if title not in TITLES: |
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return 0 |
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return TITLES[title] |
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def get_age_class(age, p_class): |
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return age * p_class |
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def get_relatives(sib_sp, parch): |
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return sib_sp + parch |
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def get_not_alone(relatives): |
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return 1 if relatives > 0 else 0 |
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def get_fare_per_person(fare, relatives): |
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return fare / (relatives + 1) |
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def titanic(p_class, sex, age, sib_sp, parch, fare, cabin, embarked, title): |
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p_class = p_class + 1 |
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deck = get_deck(cabin) |
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sex = get_sex(sex) |
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embarked = get_embarked(embarked) |
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title = get_title(title) |
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age_class = get_age_class(age, p_class) |
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relatives = get_relatives(sib_sp, parch) |
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not_alone = get_not_alone(relatives) |
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fare_per_person = get_fare_per_person(fare, relatives) |
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input_list = [p_class, sex, age, sib_sp, parch, fare, embarked, |
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deck, title, age_class, relatives, not_alone, fare_per_person] |
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res = model.predict(np.asarray(input_list).reshape(1, -1)) |
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img_name = "alive.png" if res[0] == 1 else "dead.png" |
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img = Image.open(img_name) |
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return img |
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demo = gr.Interface( |
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fn=titanic, |
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title="Titanic survival predictor", |
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description="Experiment with the parameters to predict if the person would or would not survive.", |
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allow_flagging="never", |
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inputs=[ |
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gr.inputs.Dropdown(choices=["Class 1", "Class 2", "Class 3"], type="index", label="Class", default="Class 1"), |
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gr.inputs.Dropdown(choices=["male", "female"], type="value", label="Gender", default="male"), |
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gr.inputs.Number(label="Age"), |
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gr.inputs.Number(default=0, label="Number of sibling and spouses on board"), |
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gr.inputs.Number(default=0, label="Number of children/parents on board"), |
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gr.inputs.Number(label="Fare"), |
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gr.inputs.Textbox(label="Cabin"), |
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gr.inputs.Dropdown(choices=['S', 'C', 'Q'], label="Port of embarkation", default="S"), |
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gr.inputs.Textbox(label="Title") |
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], |
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outputs=gr.Image(type="pil")) |
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demo.launch() |
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titanic(1, "male", 22, 1, 0, 150, "C85", "S", "Mr") |
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