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# ################################
# Model: GPT2LMHeadModel + NLL
# Authors:
# Pooneh Mousavi 2023
# ################################
# URL for the gpt2 model
gpt_hub: gpt2
gpt_folder: gpt2_result/save/gpt_checkpoint
# Special tokens
bos_token: "BOS"
eos_token: "EOS"
system_token: "SPK_1"
user_token: "SPK_2"
tokenizer: !ref <gpt_hub>
additional_special_tokens: [
!ref <system_token>,
!ref <user_token>
]
special_tokens: [
!ref <bos_token>,
!ref <eos_token>,
!ref <system_token>,
!ref <user_token>
]
attr_to_special_tokens:
"bos_token": !ref <bos_token>
"eos_token": !ref <eos_token>
"additional_special_tokens": !ref <additional_special_tokens>
# history_window, i.e. how many user-system exchanges consider as context.
max_history: 5
# decoder setting
freeze_gptmodel: True
num_beams: 3
max_new_tokens: 50
top_k: 45
top_p: 0.9
# gpt model
model: !new:custom.HuggingFaceGPT_expanded
source: !ref <gpt_hub>
freeze: !ref <freeze_gptmodel>
save_path: !ref <gpt_folder>
max_new_tokens: !ref <max_new_tokens>
num_beams: !ref <num_beams>
top_k: !ref <top_k>
top_p: !ref <top_p>
# Masks
padding_mask: !name:speechbrain.lobes.models.transformer.Transformer.get_key_padding_mask
pretrainer: !new:speechbrain.utils.parameter_transfer.Pretrainer
loadables:
model: !ref <model>
modules:
model: !ref <model>
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