Update 'evaluate.py'

evaluate.py

@@ -1,36 +1,36 @@
-import tensorflow as tf
+import tensorflow as tf
-from keras.models import load_model
+from tensorflow import keras
-from matplotlib import pyplot as plt
+from matplotlib import pyplot as plt
-from matplotlib.ticker import MaxNLocator
+from matplotlib.ticker import MaxNLocator
-
+
-# Załadowanie modelu z pliku
+# Załadowanie modelu z pliku
-model = keras.models.load_model('lego_reg_model')
+model = keras.models.load_model('lego_reg_model')
-
+
-# Załadowanie zbioru testowego
+# Załadowanie zbioru testowego
-test_piece_counts = np.array(data_test['piece_count'])
+test_piece_counts = np.array(data_test['piece_count'])
-test_prices = np.array(data_test['list_price'])
+test_prices = np.array(data_test['list_price'])
-
+
-# Prosta ewaluacja (mean absolute error)
+# Prosta ewaluacja (mean absolute error)
-test_results = model.evaluate(
+test_results = model.evaluate(
-    test_piece_counts,
+    test_piece_counts,
-    test_prices, verbose=0)
+    test_prices, verbose=0)
-
+
-# Zapis wartości liczbowej metryki do pliku
+# Zapis wartości liczbowej metryki do pliku
-with open('eval_results.txt', 'a+') as f:
+with open('eval_results.txt', 'a+') as f:
-    f.write(test_results)
+    f.write(test_results)
-
+
-# Wygenerowanie i zapisanie do pliku wykresu
+# Wygenerowanie i zapisanie do pliku wykresu
-with open('eval_results.txt') as f:
+with open('eval_results.txt') as f:
-    scores = []
+    scores = []
-    for line in f:
+    for line in f:
-        scores.append(float(line))
+        scores.append(float(line))
-    builds = list(range(1, len(scores) + 1))
+    builds = list(range(1, len(scores) + 1))
-
+
-    plot = plt.plot(builds, scores)
+    plot = plt.plot(builds, scores)
-    plt.xlabel('Build number')
+    plt.xlabel('Build number')
-    plt.xticks(range(1, len(scores) + 1))
+    plt.xticks(range(1, len(scores) + 1))
-    plt.ylabel('Mean absolute error')
+    plt.ylabel('Mean absolute error')
-    plt.title('Model error by build')
+    plt.title('Model error by build')
-    plt.savefig('error_plot.jpg')
+    plt.savefig('error_plot.jpg')
-    plt.show()
+    plt.show()