Fix typo in T5Block error message (#29881)

src/transformers/models/mt5/modeling_mt5.py

@@ -552,7 +552,7 @@ class MT5Block(nn.Module):
             if len(past_key_value) != expected_num_past_key_values:
                 raise ValueError(
                     f"There should be {expected_num_past_key_values} past states. "
-                    f"{'2 (past / key) for cross attention. ' if expected_num_past_key_values == 4 else ''}"
+                    f"{'2 (key / value) for cross attention. ' if expected_num_past_key_values == 4 else ''}"
                     f"Got {len(past_key_value)} past key / value states"
                 )
 

src/transformers/models/pop2piano/modeling_pop2piano.py

@@ -587,7 +587,7 @@ class Pop2PianoBlock(nn.Module):
             if len(past_key_value) != expected_num_past_key_values:
                 raise ValueError(
                     f"There should be {expected_num_past_key_values} past states. "
-                    f"{'2 (past / key) for cross attention. ' if expected_num_past_key_values == 4 else ''}"
+                    f"{'2 (key / value) for cross attention. ' if expected_num_past_key_values == 4 else ''}"
                     f"Got {len(past_key_value)} past key / value states"
                 )
 

src/transformers/models/t5/modeling_t5.py

@@ -677,7 +677,7 @@ class T5Block(nn.Module):
             if len(past_key_value) != expected_num_past_key_values:
                 raise ValueError(
                     f"There should be {expected_num_past_key_values} past states. "
-                    f"{'2 (past / key) for cross attention. ' if expected_num_past_key_values == 4 else ''}"
+                    f"{'2 (key / value) for cross attention. ' if expected_num_past_key_values == 4 else ''}"
                     f"Got {len(past_key_value)} past key / value states"
                 )
 

src/transformers/models/t5/modeling_tf_t5.py

@@ -624,7 +624,7 @@ class TFT5Block(keras.layers.Layer):
             if len(past_key_value) != expected_num_past_key_values:
                 raise ValueError(
                     f"There should be {expected_num_past_key_values} past states. "
-                    f"{'2 (past / key) for cross attention' if expected_num_past_key_values == 4 else ''}. "
+                    f"{'2 (key / value) for cross attention' if expected_num_past_key_values == 4 else ''}. "
                     f"Got {len(past_key_value)} past key / value states"
                 )
 

src/transformers/models/udop/modeling_udop.py

@@ -940,7 +940,7 @@ class UdopBlock(nn.Module):
             if len(past_key_value) != expected_num_past_key_values:
                 raise ValueError(
                     f"There should be {expected_num_past_key_values} past states. "
-                    f"{'2 (past / key) for cross attention. ' if expected_num_past_key_values == 4 else ''}"
+                    f"{'2 (key / value) for cross attention. ' if expected_num_past_key_values == 4 else ''}"
                     f"Got {len(past_key_value)} past key / value states"
                 )