Update pages/17_RNN.py

pages/17_RNN.py

@@ -10,7 +10,7 @@ data_size, vocab_size = len(sequence), len(chars)
 
 # Create mappings from characters to indices and vice versa
 char_to_idx = {ch: i for i, ch in enumerate(chars)}
-idx_to_char = {i, ch for i, ch in enumerate(chars)}
+idx_to_char = {i: ch for i, ch in enumerate(chars)}
 
 # Convert the sequence to indices
 indices = np.array([char_to_idx[ch] for ch in sequence])