added dvc.yaml

This commit is contained in:
Michal Gulczynski 2024-05-26 20:58:02 +02:00
parent f6849deb29
commit 5eb5fb7172
3 changed files with 166 additions and 0 deletions

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dvc.yaml Normal file
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stages:
train:
cmd: python model_creator_dvc.py 0.2 100
deps:
- model_creator_dvc.py
- spotify_songs.csv
- Spotify_Dataset.csv
outs:
- model.pkl
- docker_test_dataset.csv
predict:
cmd: python use_model_dvc.py 1
deps:
- use_model_dvc.py
- model.pkl
- docker_test_dataset.csv
outs:
- spotify_genre_predictions.csv
- metrics_df.csv

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model_creator_dvc.py Normal file
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import pandas as pd
import os
import numpy as np
import shutil
import sys
from sklearn.model_selection import train_test_split
from sklearn.linear_model import LogisticRegression
from sklearn.metrics import accuracy_score
from sklearn.preprocessing import StandardScaler
from sklearn. preprocessing import LabelEncoder
import pickle
def datasets_preparation():
df_1 = pd.read_csv("spotify_songs.csv")
df_2 = pd.read_csv("Spotify_Dataset.csv", sep=";")
df_1 = df_1.dropna()
df_2 = df_2.dropna()
df_2 = df_2.rename(columns={'Title': 'track_name'})
columns_to_remove_df_1 = ['track_id', 'track_album_id', 'track_album_name', 'track_album_release_date',
'playlist_id', 'playlist_subgenre']
columns_to_remove_df_2 = ['Date','# of Artist', 'Artist (Ind.)', '# of Nationality',
'Nationality', 'Continent', 'Points (Total)',
'Points (Ind for each Artist/Nat)', 'id', 'Song URL']
df_1 = df_1.drop(columns=columns_to_remove_df_1)
df_2 = df_2.drop(columns=columns_to_remove_df_2)
df_1 = df_1.drop_duplicates(subset=['track_name'])
df_2 = df_2.drop_duplicates(subset=['track_name'])
le = LabelEncoder()
unique_names_df2 = df_2['track_name'].unique()
diff_df = df_1[~df_1['track_name'].isin(unique_names_df2)]
diff_df = diff_df.iloc[:10000]
#diff_df = pd.concat([diff_df, df_1.iloc[:20]], ignore_index=True)
diff_df['track_artist'] = le.fit_transform(diff_df.track_artist)
diff_df['playlist_name'] = le.fit_transform(diff_df.playlist_name)
diff_df['playlist_genre'] = le.fit_transform(diff_df.playlist_genre)
#df_1 = df_1.iloc[20:]
if "docker_test_dataset.csv" not in os.listdir():
diff_df.to_csv("docker_test_dataset.csv", index=False)
result_df = pd.merge(df_1, df_2, on='track_name', how='inner')
result_df = result_df.drop_duplicates(subset=['track_name'])
columns_to_remove_result_df = ['Rank', 'Artists', 'Danceability', 'Energy', 'Loudness',
'Speechiness', 'Acousticness', 'Instrumentalness', 'Valence']
result_df = result_df.drop(columns=columns_to_remove_result_df)
result_df['track_artist'] = le.fit_transform(result_df.track_artist)
result_df['playlist_name'] = le.fit_transform(result_df.playlist_name)
result_df['playlist_genre'] = le.fit_transform(result_df.playlist_genre)
return result_df
result_df = datasets_preparation()
Y = result_df[['playlist_genre']]
X = result_df.drop(columns='playlist_genre')
X_train, X_test, Y_train, Y_test = train_test_split(X, Y, test_size=float(sys.argv[1]), random_state=42)
Y_train = np.ravel(Y_train)
Y_test = np.ravel(Y_test)
scaler = StandardScaler()
numeric_columns = X_train.select_dtypes(include=['int', 'float']).columns
X_train_scaled = scaler.fit_transform(X_train[numeric_columns])
X_test_scaled = scaler.transform(X_test[numeric_columns])
model = LogisticRegression(max_iter=int(sys.argv[2]))
model.fit(X_train_scaled, Y_train)
Y_pred = model.predict(X_test_scaled)
accuracy = accuracy_score(Y_test, Y_pred)
print("Accuracy:", accuracy)
file_path = 'model.pkl'
if os.path.exists(file_path):
os.remove(file_path)
if file_path not in os.listdir("./"):
with open(file_path, 'wb') as file:
pickle.dump(model, file)
print("Model został zapisany do pliku:", file_path)

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import pickle
import pandas as pd
import numpy as np
from sklearn.preprocessing import StandardScaler
from sklearn.metrics import mean_squared_error, f1_score, accuracy_score
import sys
import os
import matplotlib.pyplot as plt
def calculate_metrics(result):
rmse = np.sqrt(mean_squared_error(result["Real"], result["Predictions"]))
f1 = f1_score(result["Real"], result["Predictions"], average='macro')
accuracy = accuracy_score(result["Real"], result["Predictions"])
filename = 'metrics_df.csv'
if os.path.exists(filename):
metrics_df = pd.read_csv(filename)
new_row = pd.DataFrame({'RMSE': [rmse], 'F1 Score': [f1], 'Accuracy': [accuracy]})
metrics_df = pd.concat([metrics_df, new_row], ignore_index=True)
else:
metrics_df = pd.DataFrame({'RMSE': [rmse], 'F1 Score': [f1], 'Accuracy': [accuracy]})
metrics_df.to_csv(filename, index=False)
np.set_printoptions(threshold=20)
file_path = 'model.pkl'
with open(file_path, 'rb') as file:
model = pickle.load(file)
print("Model został wczytany z pliku:", file_path)
test_df = pd.read_csv("docker_test_dataset.csv")
Y_test = test_df[['playlist_genre']]
X_test = test_df.drop(columns='playlist_genre')
Y_test = np.ravel(Y_test)
scaler = StandardScaler()
numeric_columns = X_test.select_dtypes(include=['int', 'float']).columns
X_test_scaled = scaler.fit_transform(X_test[numeric_columns])
Y_pred = model.predict(X_test_scaled)
result = pd.DataFrame({'Predictions': Y_pred, "Real": Y_test})
result.to_csv("spotify_genre_predictions.csv", index=False)
calculate_metrics(result)