[hotfix] Fix examples no pad token & auto parallel codegen bug; (#5606)

* fix no pad token bug

* fixed some auto parallel codegen bug, but might not run on torch 2.1

---------
Co-authored-by: Edenzzzz <wtan45@wisc.edu>

colossalai/_analyzer/fx/codegen.py

@@ -246,7 +246,7 @@ def emit_code_with_activation_checkpoint(body, ckpt_func, nodes, emit_node_func,
 
 @compatibility(is_backward_compatible=True)
 class ActivationCheckpointCodeGen(CodeGen):
-    def _gen_python_code(self, nodes, root_module: str, namespace: _Namespace) -> PythonCode:
+    def _gen_python_code(self, nodes, root_module: str, namespace: _Namespace, verbose=None) -> PythonCode:
         free_vars: List[str] = []
         body: List[str] = []
         globals_: Dict[str, Any] = {}

colossalai/auto_parallel/offload/base_offload_module.py

@@ -5,7 +5,7 @@ import torch
 import torch.nn as nn
 
 from colossalai.utils import _cast_float
-from colossalai.zero.legacy.gemini.tensor_utils import free_storage
+from colossalai.utils.common import free_storage
 
 from .region_manager import RegionManager
 from .util import GlobalRuntimeInfo

colossalai/auto_parallel/offload/region.py

@@ -3,7 +3,8 @@ from typing import Dict, List, Tuple
 import torch
 from torch.fx import Node
 
-from colossalai.zero.legacy.gemini.tensor_utils import alloc_storage, free_storage
+from colossalai.utils.common import free_storage
+from colossalai.zero.gemini.chunk.chunk import alloc_storage
 
 
 class Region:

colossalai/autochunk/autochunk_codegen.py

@@ -372,7 +372,7 @@ if AUTOCHUNK_AVAILABLE:
             if print_progress:
                 get_logger().info("AutoChunk start codegen")
 
-        def _gen_python_code(self, nodes, root_module: str, namespace: _Namespace) -> PythonCode:
+        def _gen_python_code(self, nodes, root_module: str, namespace: _Namespace, verbose=None) -> PythonCode:
             free_vars: List[str] = []
             body: List[str] = []
             globals_: Dict[str, Any] = {}

colossalai/fx/codegen/activation_checkpoint_codegen.py

@@ -625,7 +625,7 @@ def emit_code_with_activation_checkpoint(body, ckpt_func, nodes, emit_node_func,
 if CODEGEN_AVAILABLE:
 
     class ActivationCheckpointCodeGen(CodeGen):
-        def _gen_python_code(self, nodes, root_module: str, namespace: _Namespace) -> PythonCode:
+        def _gen_python_code(self, nodes, root_module: str, namespace: _Namespace, verbose=None) -> PythonCode:
             free_vars: List[str] = []
             body: List[str] = []
             globals_: Dict[str, Any] = {}

examples/language/gpt/hybridparallelism/data.py

@@ -62,6 +62,8 @@ class GLUEDataBuilder:
         self.text_fields = self.task_text_field_map[task_name]
         self.num_labels = self.glue_task_num_labels[task_name]
         self.tokenizer: PreTrainedTokenizer = AutoTokenizer.from_pretrained(self.model_name_or_path, use_fast=True)
+        if not getattr(self.tokenizer, "pad_token", None):
+            self.tokenizer.pad_token = self.tokenizer._eos_token
         self.setup()
 
     def setup(self):