



from ...configuration_utils import PretrainedConfig
from ...utils import logging


_lowercase    	=		logging.get_logger(__name__)

_lowercase    	=		{"ctrl": "https://huggingface.co/ctrl/resolve/main/config.json"}



class      _UpperCAmelCase      (							A__  ):
     UpperCamelCase__		     =					'''ctrl'''
     UpperCamelCase__		     =					['''past_key_values''']
     UpperCamelCase__		     =					{
         '''max_position_embeddings''': '''n_positions''',
         '''hidden_size''': '''n_embd''',
         '''num_attention_heads''': '''n_head''',
         '''num_hidden_layers''': '''n_layer''',
     }




     def __init__(					self			,    a__=2_4_6_5_3_4			,    a__=2_5_6			,    a__=1_2_8_0			,    a__=8_1_9_2			,    a__=4_8			,    a__=1_6			,    a__=0.1			,    a__=0.1			,    a__=1e-6			,    a__=0.0_2			,    a__=True			,    **a__			,    ):
         A__					=       vocab_size
         A__					=       n_positions
         A__					=       n_embd
         A__					=       n_layer
         A__					=       n_head
         A__					=       dff
         A__					=       resid_pdrop
         A__					=       embd_pdrop
         A__					=       layer_norm_epsilon
         A__					=       initializer_range

         A__					=       use_cache

         super().__init__(**a__)





from __future__ import annotations



def 		lowerCAmelCase__     (       UpperCamelCase_					:							dict			,							UpperCamelCase_					:							str						)->	set[str]:
    A__			,						A__					=       set(UpperCamelCase_						), [start]

    while stack:
        A__					=       stack.pop()
        explored.add(UpperCamelCase_						)
        # Differences from BFS:
        # 1) pop last element instead of first one
        # 2) add adjacent elements to stack without exploring them
        for adj in reversed(graph[v]						):
            if adj not in explored:
                stack.append(UpperCamelCase_						)
    return explored


_lowercase    	=		{
    "A": ["B", "C", "D"],
    "B": ["A", "D", "E"],
    "C": ["A", "F"],
    "D": ["B", "D"],
    "E": ["B", "F"],
    "F": ["C", "E", "G"],
    "G": ["F"],
}

if __name__ == "__main__":
   import doctest

   doctest.testmod()
   print(depth_first_search(G, "A"))
