[format] applied code formatting on changed files in pull request 4820 (#4886)

Co-authored-by: github-actions <[email protected]>

Author: github-actions[bot]

colossalai/inference/__init__.py

@@ -1,3 +1,3 @@
 from .pipeline import PPInferEngine
 
-__all__ = ['PPInferEngine']
+__all__ = ["PPInferEngine"]

colossalai/inference/pipeline/__init__.py

@@ -1,3 +1,3 @@
 from .engine import PPInferEngine
 
-__all__ = ['PPInferEngine']
+__all__ = ["PPInferEngine"]

colossalai/inference/pipeline/benchmark/benchmark.py

@@ -1,28 +1,32 @@
+import argparse
+import time
+
 import torch
 import torch.distributed as dist
 import transformers
 
 import colossalai
-import time
 from colossalai.inference import PPInferEngine
 from colossalai.inference.pipeline.policy.llama_ppinfer import LlamaForCausalLMPipelinePolicy
-import argparse
-GIGABYTE = 1024 ** 3
+
+GIGABYTE = 1024**3
 MEGABYTE = 1024 * 1024
 
 colossalai.launch_from_torch(config={})
 
-def data_gen(batch_size: int=4, seq_len: int=512):
+
+def data_gen(batch_size: int = 4, seq_len: int = 512):
     input_ids = torch.randint(10, 30000, (1, seq_len), dtype=torch.int32)
     attention_mask = torch.ones((1, seq_len), dtype=torch.int32)
     data = dict(input_ids=input_ids, attention_mask=attention_mask)
     for k, v in data.items():
-        if torch.is_tensor(v) or 'Tensor' in v.__class__.__name__:
+        if torch.is_tensor(v) or "Tensor" in v.__class__.__name__:
             new_shape = [1] * v.dim()
             new_shape[0] = batch_size
-            data[k] = v.to('cuda').repeat(*new_shape)
+            data[k] = v.to("cuda").repeat(*new_shape)
     return data
 
+
 def print_details_info(timestamps, model_config, args, whole_end2end):
     if dist.get_rank() == 0:
         prefill = []
@@ -31,32 +35,37 @@ def print_details_info(timestamps, model_config, args, whole_end2end):
         for timestamp in timestamps:
             prefill.append(timestamp[1] - timestamp[0])
             encoder.append(
-                sum(timestamp[i + 1] - timestamp[i] for i in range(1,len(timestamp) - 1)) / (len(timestamp) - 2))
+                sum(timestamp[i + 1] - timestamp[i] for i in range(1, len(timestamp) - 1)) / (len(timestamp) - 2)
+            )
             end2end.append(timestamp[-1] - timestamp[0])
         print(whole_end2end)
-        with open(f"{args.log_path}/llama-{args.model}{args.dtype}_pp{args.pp_size}_{args.seq_len}_{args.new_length}_bsz{args.batch_size}_mbsz{args.mb_size}.log","w+") as f:
-            mb_avg_end2end = sum(end2end)/len(end2end)
-            mb_avg_latency = mb_avg_end2end/(args.new_length * args.mb_size)
-            whole_avg_latency = whole_end2end/(args.new_length * args.batch_size)
+        with open(
+            f"{args.log_path}/llama-{args.model}{args.dtype}_pp{args.pp_size}_{args.seq_len}_{args.new_length}_bsz{args.batch_size}_mbsz{args.mb_size}.log",
+            "w+",
+        ) as f:
+            mb_avg_end2end = sum(end2end) / len(end2end)
+            mb_avg_latency = mb_avg_end2end / (args.new_length * args.mb_size)
+            whole_avg_latency = whole_end2end / (args.new_length * args.batch_size)
             num_layers = getattr(model_config, "num_layers", model_config.num_hidden_layers)
             num_parameters = num_layers * model_config.hidden_size * model_config.hidden_size * 12 / args.pp_size
-            if args.dtype in ['fp16','bf16']:
+            if args.dtype in ["fp16", "bf16"]:
                 num_bytes = 2
             else:
                 num_bytes = 4
 
-            f.write(f"llama-{args.model}{args.dtype}_pp{args.pp_size}, input_len:{args.seq_len}, output_len:{args.new_length}, bsz:{args.batch_size}, mbsz:{args.mb_size}\n")
-            f.write("Average prefill time: {0:8.2f} ms\n".format(sum(prefill)/len(prefill)*1000))
-            f.write("Average encode time: {0:8.2f} ms\n".format(sum(encoder)/len(encoder)*1000))
-            f.write("Average micro batch end2end time: {0:8.2f} ms\n".format(mb_avg_end2end*1000))
+            f.write(
+                f"llama-{args.model}{args.dtype}_pp{args.pp_size}, input_len:{args.seq_len}, output_len:{args.new_length}, bsz:{args.batch_size}, mbsz:{args.mb_size}\n"
+            )
+            f.write("Average prefill time: {0:8.2f} ms\n".format(sum(prefill) / len(prefill) * 1000))
+            f.write("Average encode time: {0:8.2f} ms\n".format(sum(encoder) / len(encoder) * 1000))
+            f.write("Average micro batch end2end time: {0:8.2f} ms\n".format(mb_avg_end2end * 1000))
             f.write("Average micro batch Per Token Latency: {0:8.2f} ms\n".format(mb_avg_latency * 1000))
-            f.write("Whole batch end2end time: {0:8.2f} ms\n".format(whole_end2end*1000))
+            f.write("Whole batch end2end time: {0:8.2f} ms\n".format(whole_end2end * 1000))
             f.write("Whole batch Per Token Latency: {0:8.2f} ms\n".format(whole_avg_latency * 1000))
-            f.write("Throughput: {} tokens/s\n".format((1000/(whole_avg_latency * 1000))))
-            f.write("flops: {0:8.2f} TFlops/s\n".format(1/whole_avg_latency * num_parameters * num_bytes / 1e12))
+            f.write("Throughput: {} tokens/s\n".format((1000 / (whole_avg_latency * 1000))))
+            f.write("flops: {0:8.2f} TFlops/s\n".format(1 / whole_avg_latency * num_parameters * num_bytes / 1e12))
             f.write("----------------------------------------------------------\n")
 
-
     if torch.cuda.is_available():
         current_device = torch.cuda.current_device()
 
@@ -66,7 +75,10 @@ def print_details_info(timestamps, model_config, args, whole_end2end):
         max_memory_allocated = torch.cuda.max_memory_allocated()
         memory_reserved = torch.cuda.memory_reserved()
         max_memory_reserved = torch.cuda.max_memory_reserved()
-        with open(f"{args.log_path}/llama-{args.model}{args.dtype}_pp{args.pp_size}_{args.seq_len}_{args.new_length}_bsz{args.batch_size}_mbsz{args.mb_size}.log","a") as f:
+        with open(
+            f"{args.log_path}/llama-{args.model}{args.dtype}_pp{args.pp_size}_{args.seq_len}_{args.new_length}_bsz{args.batch_size}_mbsz{args.mb_size}.log",
+            "a",
+        ) as f:
             f.write(
                 f"\nCurrently using GPU: {current_device}\n"
                 f"free memory : {global_free_memory / GIGABYTE:.4f} GB,\n"
@@ -77,29 +89,37 @@ def print_details_info(timestamps, model_config, args, whole_end2end):
                 f"Max CUDA memory reserved/cached: {max_memory_reserved / GIGABYTE:.4f} GB,\n"
             )
 
-if __name__ == '__main__':
+
+if __name__ == "__main__":
     parser = argparse.ArgumentParser()
-    parser.add_argument('--model', default='toy', help='the size of model')
-    parser.add_argument('-b', '--batch_size', type=int, default=8, help='batch size')
-    parser.add_argument('-s', '--seq_len', type=int, default=8, help='sequence length')
-    parser.add_argument('--new_length', type=int, default=4, help='new tokens length')
-    parser.add_argument('--mb_size', type=int, default=1, help='micro_batch_size')
-    parser.add_argument('--pp_size', type=int, default=2, help='pipeline size')
-    parser.add_argument('--log_path', type=str, default='./log' ,help='where to store the benchmark log')
-    parser.add_argument('--dtype', type=str, default='fp16', help='data type')
+    parser.add_argument("--model", default="toy", help="the size of model")
+    parser.add_argument("-b", "--batch_size", type=int, default=8, help="batch size")
+    parser.add_argument("-s", "--seq_len", type=int, default=8, help="sequence length")
+    parser.add_argument("--new_length", type=int, default=4, help="new tokens length")
+    parser.add_argument("--mb_size", type=int, default=1, help="micro_batch_size")
+    parser.add_argument("--pp_size", type=int, default=2, help="pipeline size")
+    parser.add_argument("--log_path", type=str, default="./log", help="where to store the benchmark log")
+    parser.add_argument("--dtype", type=str, default="fp16", help="data type")
     args = parser.parse_args()
 
-    if args.model == 'toy':
+    if args.model == "toy":
         model = transformers.LlamaForCausalLM(transformers.LlamaConfig(num_hidden_layers=8))
-    elif args.model == '7b':
-        model = transformers.LlamaForCausalLM(transformers.AutoConfig.from_pretrained('decapoda-research/llama-7b-hf'))
-    elif args.model == '13b':
-        model = transformers.LlamaForCausalLM(transformers.AutoConfig.from_pretrained('decapoda-research/llama-13b-hf'))
+    elif args.model == "7b":
+        model = transformers.LlamaForCausalLM(transformers.AutoConfig.from_pretrained("decapoda-research/llama-7b-hf"))
+    elif args.model == "13b":
+        model = transformers.LlamaForCausalLM(transformers.AutoConfig.from_pretrained("decapoda-research/llama-13b-hf"))
     else:
         raise NotImplementedError
-  
-        
-    engine = PPInferEngine(pp_size=args.pp_size, dtype=args.dtype, micro_batch_size=args.mb_size, new_length=args.new_length, model=model, model_policy=LlamaForCausalLMPipelinePolicy(),verbose=True)
+
+    engine = PPInferEngine(
+        pp_size=args.pp_size,
+        dtype=args.dtype,
+        micro_batch_size=args.mb_size,
+        new_length=args.new_length,
+        model=model,
+        model_policy=LlamaForCausalLMPipelinePolicy(),
+        verbose=True,
+    )
     data = data_gen(args.batch_size, args.seq_len)
 
     torch.cuda.synchronize()
@@ -109,4 +129,3 @@ def print_details_info(timestamps, model_config, args, whole_end2end):
     whole_end2end = time.time() - whole_end2end
 
     print_details_info(timestamps, model.config, args, whole_end2end)
-    

colossalai/inference/pipeline/engine.py

@@ -1,5 +1,3 @@
-from typing import Callable, List, Optional, Set, Union
-
 import torch
 import torch.nn as nn
 
@@ -13,7 +11,7 @@
 
 
 class PPInferEngine:
-    '''
+    """
     PPInferEngine is a class that handles the pipeline parallel inference.
 
     Args:
@@ -41,20 +39,20 @@ class PPInferEngine:
     output = engine.inference([tokenized_input])
     ```
 
-    '''
+    """
 
     def __init__(
         self,
         pp_size: int,
-        dtype: str = 'fp16',
+        dtype: str = "fp16",
         pp_model: nn.Module = None,
         model: nn.Module = None,
         model_policy: Policy = None,
         new_length: int = 32,
         micro_batch_size: int = 1,
         micro_batch_buffer_size: int = None,
         verbose: bool = False,
-    # TODO: implement early_stopping, and various gerneration options
+        # TODO: implement early_stopping, and various gerneration options
         early_stopping: bool = False,
         do_sample: bool = False,
         num_beams: int = 1,
@@ -63,15 +61,16 @@ def __init__(
         self.pp_size = pp_size
         self.pg_mesh = ProcessGroupMesh(pp_size)
         self.stage_manager = PipelineStageManager(self.pg_mesh, 0, True)
-        self.mb_manager = MicroBatchManager(self.stage_manager.stage, new_length, micro_batch_size,
-                                            micro_batch_buffer_size or pp_size)
+        self.mb_manager = MicroBatchManager(
+            self.stage_manager.stage, new_length, micro_batch_size, micro_batch_buffer_size or pp_size
+        )
         self.verbose = verbose
         self.schedule = GenerateSchedule(self.stage_manager, self.mb_manager, verbose)
 
-        assert dtype in ['fp16', 'fp32', 'bf16'], "dtype should be one of 'fp16', 'fp32', 'bf16'"
-        if dtype == 'fp16':
+        assert dtype in ["fp16", "fp32", "bf16"], "dtype should be one of 'fp16', 'fp32', 'bf16'"
+        if dtype == "fp16":
             model.half()
-        elif dtype == 'bf16':
+        elif dtype == "bf16":
             model.to(torch.bfloat16)
         self.model = pp_model or self._shardformer(model, model_policy)
 

colossalai/inference/pipeline/microbatch_manager.py

@@ -3,7 +3,7 @@
 
 import torch
 
-__all__ = 'MicroBatchManager'
+__all__ = "MicroBatchManager"
 
 
 class Status(Enum):
@@ -13,7 +13,7 @@ class Status(Enum):
     COOLDOWN = 4
 
 
-class MicroBatchDescription():
+class MicroBatchDescription:
     """
     This is the class to record the infomation of each microbatch, and also do some update operation.
     This clase is the base class of `HeadMicroBatchDescription` and `BodyMicroBatchDescription`, for more
@@ -30,14 +30,14 @@ def __init__(
         output_dict: Dict[str, torch.Tensor],
         new_length: int,
     ) -> None:
-        assert output_dict.get('hidden_states') is not None
-        self.mb_length = output_dict['hidden_states'].shape[-2]
+        assert output_dict.get("hidden_states") is not None
+        self.mb_length = output_dict["hidden_states"].shape[-2]
         self.target_length = self.mb_length + new_length
         self.kv_cache = ()
 
     def update(self, output_dict: Dict[str, torch.Tensor] = None, new_token: torch.Tensor = None):
         if output_dict is not None:
-            self._update_kvcache(output_dict['past_key_values'])
+            self._update_kvcache(output_dict["past_key_values"])
 
     def _update_kvcache(self, kv_cache: Tuple):
         assert type(kv_cache) == tuple
@@ -64,7 +64,6 @@ def cur_length(self):
         Return the current sequnence length of micro batch
 
         """
-        pass
 
 
 class HeadMicroBatchDescription(MicroBatchDescription):
@@ -80,13 +79,14 @@ class HeadMicroBatchDescription(MicroBatchDescription):
 
     """
 
-    def __init__(self, inputs_dict: Dict[str, torch.Tensor], output_dict: Dict[str, torch.Tensor],
-                 new_length: int) -> None:
+    def __init__(
+        self, inputs_dict: Dict[str, torch.Tensor], output_dict: Dict[str, torch.Tensor], new_length: int
+    ) -> None:
         super().__init__(inputs_dict, output_dict, new_length)
         assert inputs_dict is not None
-        assert inputs_dict.get('input_ids') is not None and inputs_dict.get('attention_mask') is not None
-        self.input_ids = inputs_dict['input_ids']
-        self.attn_mask = inputs_dict['attention_mask']
+        assert inputs_dict.get("input_ids") is not None and inputs_dict.get("attention_mask") is not None
+        self.input_ids = inputs_dict["input_ids"]
+        self.attn_mask = inputs_dict["attention_mask"]
         self.new_tokens = None
 
     def update(self, output_dict: Dict[str, torch.Tensor] = None, new_token: torch.Tensor = None):
@@ -104,7 +104,8 @@ def _update_newtokens(self, new_token: torch.Tensor):
 
     def _update_attnmask(self):
         self.attn_mask = torch.cat(
-            (self.attn_mask, torch.ones((self.attn_mask.shape[0], 1), dtype=torch.int64, device='cuda')), dim=-1)
+            (self.attn_mask, torch.ones((self.attn_mask.shape[0], 1), dtype=torch.int64, device="cuda")), dim=-1
+        )
 
     @property
     def cur_length(self):
@@ -127,8 +128,9 @@ class BodyMicroBatchDescription(MicroBatchDescription):
         output_dict (Dict[str, torch.Tensor]): the outputs of previous stage. The key should have `hidden_states` and `past_key_values`.
     """
 
-    def __init__(self, inputs_dict: Dict[str, torch.Tensor], output_dict: Dict[str, torch.Tensor],
-                 new_length: int) -> None:
+    def __init__(
+        self, inputs_dict: Dict[str, torch.Tensor], output_dict: Dict[str, torch.Tensor], new_length: int
+    ) -> None:
         super().__init__(inputs_dict, output_dict, new_length)
 
     def update(self, output_dict: Dict[str, torch.Tensor] = None, new_token: torch.Tensor = None):
@@ -146,8 +148,8 @@ def cur_length(self):
             return self.kv_cache[0][0].shape[-2] + 1
 
 
-class MicroBatchManager():
-    '''
+class MicroBatchManager:
+    """
     MicroBatchManager is a class that manages the micro batch.
 
     Args:
@@ -156,7 +158,7 @@ class MicroBatchManager():
         micro_batch_size (int): the micro batch size.
         micro_batch_buffer_size (int): the buffer size for micro batch. Normally, it should be the same as the number of pipeline stages.
 
-    '''
+    """
 
     def __init__(self, stage: int, new_length: int, micro_batch_size: int, micro_batch_buffer_size: int):
         self.stage = stage