Add script for model inference

practical-deep-learning-for-coders/lesson-2/predict.py

@@ -0,0 +1,12 @@
+import os
+
+from fastai.learner import load_learner
+from pathlib import Path
+
+path = Path(os.path.dirname(os.path.realpath(__file__)))
+
+# Make sure to export the model first via the notebook.
+# The exported model is not included in the repository.
+model = load_learner(path/'export.pkl')
+prediction, index, probabilities = model.predict(path/'test-images/grizzly.jpg')
+print(f'Prediction: {prediction}, Probability: {probabilities[index]:0.4f}')