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feat: Add option to pass QAICInferenceSession to TextGeneration #356

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feat: Add option to pass QAICInferenceSession to TextGeneration #356

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17 changes: 13 additions & 4 deletions QEfficient/generation/text_generation_inference.py
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Original file line number Diff line number Diff line change
Expand Up @@ -322,6 +322,8 @@ def cloud_ai_100_exec_kv(
automation=False,
prompt_to_lora_id_mapping: Optional[List[int]] = None,
is_tlm: bool = False,
session: Optional[QAICInferenceSession] = None,
print_latency_stats: bool = True,
):
"""
This method generates output until ``eos`` or ``generation_len`` by executing the compiled ``qpc`` on ``Cloud AI 100`` Hardware cards.
Expand All @@ -342,6 +344,8 @@ def cloud_ai_100_exec_kv(
:Write_io_dir (str): Path to write the input and output files. ``Defaults to None``.
:automation (bool): If true, it prints input, output, and performance stats. ``Defaults to False``.
:prompt_to_lora_id_mapping (List[int]): Mapping to associate prompts with their respective LoRA adapter.
:session (QAICInferenceSession): Pre-initialized QAICInferenceSession object. ``Defaults to None``.
:print_latency_stats (bool): If True, it prints latency statistics. ``Defaults to True``.

Returns:
:CloudAI100ExecInfo: Object holding execution output and performance details.
Expand Down Expand Up @@ -372,6 +376,7 @@ def cloud_ai_100_exec_kv(
write_io_dir=write_io_dir,
full_batch_size=full_batch_size,
is_tlm=is_tlm,
session=session,
)
if full_batch_size is None:
exec_info = [
Expand All @@ -395,8 +400,8 @@ def cloud_ai_100_exec_kv(
exec_info = generate_text.generate(
prompt=prompt, generation_len=generation_len, prompt_to_lora_id_mapping=prompt_to_lora_id_mapping
)

print_latency_stats_kv(prompt, exec_info=exec_info, automation=automation)
if print_latency_stats:
print_latency_stats_kv(prompt, exec_info=exec_info, automation=automation)
return exec_info


Expand All @@ -411,13 +416,16 @@ def __init__(
enable_debug_logs: bool = False,
write_io_dir: Optional[str] = None,
is_tlm: Optional[int] = None,
session: Optional[QAICInferenceSession] = None,
) -> None:
self._ctx_len = ctx_len
self._write_io_dir = write_io_dir
self.is_tlm = is_tlm

# Load QPC
self._session = QAICInferenceSession(qpc_path, device_id, enable_debug_logs=enable_debug_logs)
self._session = (
session if session else QAICInferenceSession(qpc_path, device_id, enable_debug_logs=enable_debug_logs)
)

# Fetch the variables from the QPC
self._vocab_size = self._fetch_vocab_size() # Fetch Vocab size
Expand Down Expand Up @@ -905,9 +913,10 @@ def __init__(
enable_debug_logs: bool = False,
write_io_dir: Optional[str] = None,
is_tlm: bool = False,
session: Optional[QAICInferenceSession] = None,
) -> None:
self._qaic_model = QEffTextGenerationBase(
tokenizer, qpc_path, full_batch_size, ctx_len, device_id, enable_debug_logs, write_io_dir, is_tlm
tokenizer, qpc_path, full_batch_size, ctx_len, device_id, enable_debug_logs, write_io_dir, is_tlm, session
)
self._full_batch_size = self._qaic_model.full_batch_size
self._tokenizer = self._qaic_model.tokenizer
Expand Down
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