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"""
SHIVIK-Code Configuration
Extends LlamaConfig for SHIVIK-Code specific settings.
"""
from transformers import LlamaConfig
class ShivikCodeConfig(LlamaConfig):
"""
Configuration class for SHIVIK-Code.
Extends LlamaConfig with:
- Extended context length defaults
- Tool token configuration
- FIM token configuration
"""
model_type = "shivik_code"
def __init__(
self,
vocab_size=128279,
hidden_size=2048,
intermediate_size=8192,
num_hidden_layers=16,
num_attention_heads=32,
num_key_value_heads=8,
hidden_act="silu",
max_position_embeddings=32768,
initializer_range=0.02,
rms_norm_eps=1e-5,
use_cache=True,
pad_token_id=None,
bos_token_id=128000,
eos_token_id=128001,
tie_word_embeddings=False,
rope_theta=500000.0,
rope_scaling=None,
attention_bias=False,
attention_dropout=0.0,
mlp_bias=False,
# SHIVIK-Code specific
tool_call_start_id=128256,
tool_call_end_id=128257,
tool_result_start_id=128258,
tool_result_end_id=128259,
fim_prefix_id=128276,
fim_suffix_id=128277,
fim_middle_id=128278,
**kwargs,
):
# Set YaRN scaling by default
if rope_scaling is None:
rope_scaling = {
"type": "yarn",
"factor": 8.0,
"original_max_position_embeddings": 4096,
}
super().__init__(
vocab_size=vocab_size,
hidden_size=hidden_size,
intermediate_size=intermediate_size,
num_hidden_layers=num_hidden_layers,
num_attention_heads=num_attention_heads,
num_key_value_heads=num_key_value_heads,
hidden_act=hidden_act,
max_position_embeddings=max_position_embeddings,
initializer_range=initializer_range,
rms_norm_eps=rms_norm_eps,
use_cache=use_cache,
pad_token_id=pad_token_id,
bos_token_id=bos_token_id,
eos_token_id=eos_token_id,
tie_word_embeddings=tie_word_embeddings,
rope_theta=rope_theta,
rope_scaling=rope_scaling,
attention_bias=attention_bias,
attention_dropout=attention_dropout,
mlp_bias=mlp_bias,
**kwargs,
)
# Tool tokens
self.tool_call_start_id = tool_call_start_id
self.tool_call_end_id = tool_call_end_id
self.tool_result_start_id = tool_result_start_id
self.tool_result_end_id = tool_result_end_id
# FIM tokens
self.fim_prefix_id = fim_prefix_id
self.fim_suffix_id = fim_suffix_id
self.fim_middle_id = fim_middle_id
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