Karolina Oparczyk
8bb7dab2d8
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77 lines
2.7 KiB
Python
77 lines
2.7 KiB
Python
import warnings
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import pandas as pd
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import numpy as np
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from tensorflow import keras
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import sys
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import mlflow
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import mlflow.models
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import logging
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from evaluate_network import evaluate_model
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logging.basicConfig(level=logging.WARN)
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logger = logging.getLogger(__name__)
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mlflow.set_tracking_uri("http://172.17.0.1:5000")
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mlflow.set_experiment("s434765")
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warnings.filterwarnings("ignore")
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np.random.seed(40)
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def normalize_data(data):
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return (data - np.min(data)) / (np.max(data) - np.min(data))
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data = pd.read_csv("data_train", sep=',', skip_blank_lines=True, nrows=1087, error_bad_lines=False,
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names=["video_id", "last_trending_date", "publish_date", "publish_hour", "category_id",
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"channel_title", "views", "likes", "dislikes", "comment_count"]).dropna()
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X = data.loc[:,data.columns == "views"].astype(int)
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y = data.loc[:,data.columns == "likes"].astype(int)
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min_val_sub = np.min(X)
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max_val_sub = np.max(X)
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X = (X - min_val_sub) / (max_val_sub - min_val_sub)
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print(min_val_sub)
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print(max_val_sub)
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min_val_like = np.min(y)
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max_val_like = np.max(y)
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y = (y - min_val_like) / (max_val_like - min_val_like)
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print(min_val_like)
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print(max_val_like)
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with mlflow.start_run() as run:
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print("MLflow run experiment_id: {0}".format(run.info.experiment_id))
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print("MLflow run artifact_uri: {0}".format(run.info.artifact_uri))
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mlflow.keras.autolog()
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mlflow.log_param("epochs", int(sys.argv[1]))
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model = keras.Sequential([
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keras.layers.Dense(512,input_dim = X.shape[1], activation='relu'),
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keras.layers.Dense(256, activation='relu'),
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keras.layers.Dense(256, activation='relu'),
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keras.layers.Dense(128, activation='relu'),
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keras.layers.Dense(1,activation='linear'),
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])
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model.compile(loss='mean_absolute_error', optimizer="Adam", metrics=['mean_absolute_error'])
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model.fit(X, y, epochs=int(sys.argv[1]), validation_split = 0.3)
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model.save('model')
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error = evaluate_model()
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mlflow.log_metric("rmse", error)
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signature = mlflow.models.signature.infer_signature(X, model.predict(y))
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data = pd.read_csv("data_dev", sep=',', error_bad_lines=False,
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skip_blank_lines=True, nrows=527, names=["video_id", "last_trending_date",
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"publish_date", "publish_hour", "category_id",
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"channel_title", "views", "likes", "dislikes",
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"comment_count"]).dropna()
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X_test = data.loc[:, data.columns == "views"].astype(int)
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mlflow.keras.save_model(model, "model", registered_model_name="model", signature=signature, input_example=X_test)
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