


from abc import ABC, abstractmethod
from typing import List, Optional






class      UpperCamelCase					(		lowercase__     ):


   '''simple docstring'''







   def __init__(     self		):
        # test for the above condition
        self.test()
   def 		UpperCamelCase  (     self		):
        lowercase_       :str     =       0
        lowercase_       :List[str]     =       False
        while not completed:
             if counter == 1:
                  self.reset()
             lowercase_       :Optional[Any]     =       self.advance()
             if not self.does_advance(UpperCamelCase_		):
                  raise Exception(
                      '''Custom Constraint is not defined correctly. self.does_advance(self.advance()) must be true.'''		)

             lowercase_    ,      lowercase_    ,      lowercase_       :Tuple     =       self.update(UpperCamelCase_		)
             counter += 1

             if counter > 1_0000:
                  raise Exception('''update() does not fulfill the constraint.'''		)

        if self.remaining() != 0:
             raise Exception('''Custom Constraint is not defined correctly.'''		)
   @abstractmethod
   def 		UpperCamelCase  (     self		):
        raise NotImplementedError(
            f"{self.__class__} is an abstract class. Only classes inheriting this class can be called."		)
   @abstractmethod
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        raise NotImplementedError(
            f"{self.__class__} is an abstract class. Only classes inheriting this class can be called."		)
   @abstractmethod
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        raise NotImplementedError(
            f"{self.__class__} is an abstract class. Only classes inheriting this class can be called."		)
   @abstractmethod
   def 		UpperCamelCase  (     self		):
        raise NotImplementedError(
            f"{self.__class__} is an abstract class. Only classes inheriting this class can be called."		)
   @abstractmethod
   def 		UpperCamelCase  (     self		):
        raise NotImplementedError(
            f"{self.__class__} is an abstract class. Only classes inheriting this class can be called."		)




   @abstractmethod
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_=False		):
        raise NotImplementedError(
            f"{self.__class__} is an abstract class. Only classes inheriting this class can be called."		)






class      UpperCamelCase					(		lowercase__     ):


   '''simple docstring'''







   def __init__(     self   ,							UpperCamelCase_		):
        super(UpperCamelCase_   ,							self		).__init__()

        if not isinstance(UpperCamelCase_   ,							UpperCamelCase_		) or len(UpperCamelCase_		) == 0:
             raise ValueError(f"`token_ids` has to be a non-empty list, but is {token_ids}."		)
        if any((not isinstance(UpperCamelCase_   ,							UpperCamelCase_		) or token_id < 0) for token_id in token_ids		):
             raise ValueError(f"Each list in `token_ids` has to be a list of positive integers, but is {token_ids}."		)

        lowercase_       :Optional[int]     =       token_ids

        lowercase_       :Any     =       len(self.token_ids		)
        lowercase_       :Tuple     =       -1  # the index of the currently fulfilled step
        lowercase_       :Union[str, Any]     =       False
   def 		UpperCamelCase  (     self		):
        if self.completed:
             return None
        return self.token_ids[self.fulfilled_idx + 1]
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        if not isinstance(UpperCamelCase_   ,							UpperCamelCase_		):
             raise ValueError(f"`token_id` has to be an `int`, but is {token_id} of type {type(UpperCamelCase_		)}"		)

        if self.completed:
             return False

        return token_id == self.token_ids[self.fulfilled_idx + 1]
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        if not isinstance(UpperCamelCase_   ,							UpperCamelCase_		):
             raise ValueError(f"`token_id` has to be an `int`, but is {token_id} of type {type(UpperCamelCase_		)}"		)

        lowercase_       :List[Any]     =       False
        lowercase_       :int     =       False
        lowercase_       :Union[str, Any]     =       False

        if self.does_advance(UpperCamelCase_		):
             self.fulfilled_idx += 1
             lowercase_       :Optional[int]     =       True
             if self.fulfilled_idx == (self.seqlen - 1):
                  lowercase_       :int     =       True
             lowercase_       :List[str]     =       completed
        else:
             # failed to make progress.
             lowercase_       :str     =       True
             self.reset()
        return stepped, completed, reset
   def 		UpperCamelCase  (     self		):
        lowercase_       :Any     =       False
        lowercase_       :Any     =       0
   def 		UpperCamelCase  (     self		):
        return self.seqlen - (self.fulfilled_idx + 1)




   def 		UpperCamelCase  (     self   ,							UpperCamelCase_=False		):
        lowercase_       :Optional[int]     =       PhrasalConstraint(self.token_ids		)

        if stateful:
             lowercase_       :Any     =       self.seqlen
             lowercase_       :str     =       self.fulfilled_idx
             lowercase_       :List[Any]     =       self.completed

        return new_constraint






class      UpperCamelCase					:


   '''simple docstring'''







   def __init__(     self   ,							UpperCamelCase_   ,							UpperCamelCase_=True		):
        lowercase_       :List[Any]     =       max([len(UpperCamelCase_		) for one in nested_token_ids]		)

        lowercase_       :Optional[Any]     =       {}
        for token_ids in nested_token_ids:
             lowercase_       :Any     =       root
             for tidx, token_id in enumerate(UpperCamelCase_		):
                  if token_id not in level:
                       lowercase_       :Optional[Any]     =       {}

                  lowercase_       :Tuple     =       level[token_id]

        if no_subsets and self.has_subsets(UpperCamelCase_   ,							UpperCamelCase_		):
             raise ValueError(
                 '''Each list in `nested_token_ids` can\'t be a complete subset of another list, but is'''
                 f" {nested_token_ids}."		)

        lowercase_       :Tuple     =       root
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        lowercase_       :Optional[int]     =       self.trie

        for current_token in current_seq:
             lowercase_       :List[Any]     =       start[current_token]

        lowercase_       :str     =       list(start.keys()		)

        return next_tokens
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        lowercase_       :Dict     =       self.next_tokens(UpperCamelCase_		)

        return len(UpperCamelCase_		) == 0
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        lowercase_       :Dict     =       list(root.values()		)
        if len(UpperCamelCase_		) == 0:
             return 1
        else:
             return sum([self.count_leaves(UpperCamelCase_		) for nn in next_nodes]		)




   def 		UpperCamelCase  (     self   ,							UpperCamelCase_   ,							UpperCamelCase_		):
        lowercase_       :List[str]     =       self.count_leaves(UpperCamelCase_		)
        return len(UpperCamelCase_		) != leaf_count






class      UpperCamelCase					(		lowercase__     ):


   '''simple docstring'''







   def __init__(     self   ,							UpperCamelCase_		):
        super(UpperCamelCase_   ,							self		).__init__()

        if not isinstance(UpperCamelCase_   ,							UpperCamelCase_		) or len(UpperCamelCase_		) == 0:
             raise ValueError(f"`nested_token_ids` has to be a non-empty list, but is {nested_token_ids}."		)
        if any(not isinstance(UpperCamelCase_   ,							UpperCamelCase_		) for token_ids in nested_token_ids		):
             raise ValueError(f"`nested_token_ids` has to be a list of lists, but is {nested_token_ids}."		)
        if any(
            any((not isinstance(UpperCamelCase_   ,							UpperCamelCase_		) or token_id < 0) for token_id in token_ids		)
            for token_ids in nested_token_ids		):
             raise ValueError(
                 f"Each list in `nested_token_ids` has to be a list of positive integers, but is {nested_token_ids}."		)

        lowercase_       :List[str]     =       DisjunctiveTrie(UpperCamelCase_		)
        lowercase_       :Tuple     =       nested_token_ids

        lowercase_       :Dict     =       self.trie.max_height
        lowercase_       :Dict     =       []
        lowercase_       :Optional[Any]     =       False
   def 		UpperCamelCase  (     self		):
        lowercase_       :Any     =       self.trie.next_tokens(self.current_seq		)

        if len(UpperCamelCase_		) == 0:
             return None
        else:
             return token_list
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        if not isinstance(UpperCamelCase_   ,							UpperCamelCase_		):
             raise ValueError(f"`token_id` is supposed to be type `int`, but is {token_id} of type {type(UpperCamelCase_		)}"		)

        lowercase_       :str     =       self.trie.next_tokens(self.current_seq		)

        return token_id in next_tokens
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        if not isinstance(UpperCamelCase_   ,							UpperCamelCase_		):
             raise ValueError(f"`token_id` is supposed to be type `int`, but is {token_id} of type {type(UpperCamelCase_		)}"		)

        lowercase_       :str     =       False
        lowercase_       :Optional[int]     =       False
        lowercase_       :Optional[Any]     =       False

        if self.does_advance(UpperCamelCase_		):
             self.current_seq.append(UpperCamelCase_		)
             lowercase_       :int     =       True
        else:
             lowercase_       :Optional[int]     =       True
             self.reset()

        lowercase_       :List[str]     =       self.trie.reached_leaf(self.current_seq		)
        lowercase_       :str     =       completed

        return stepped, completed, reset
   def 		UpperCamelCase  (     self		):
        lowercase_       :Union[str, Any]     =       False
        lowercase_       :Union[str, Any]     =       []
   def 		UpperCamelCase  (     self		):
        if self.completed:
             # since this can be completed without reaching max height
             return 0
        else:
             return self.seqlen - len(self.current_seq		)




   def 		UpperCamelCase  (     self   ,							UpperCamelCase_=False		):
        lowercase_       :Any     =       DisjunctiveConstraint(self.token_ids		)

        if stateful:
             lowercase_       :Optional[Any]     =       self.seqlen
             lowercase_       :List[Any]     =       self.current_seq
             lowercase_       :Tuple     =       self.completed

        return new_constraint






class      UpperCamelCase					:


   '''simple docstring'''







   def __init__(     self   ,							UpperCamelCase_		):
        lowercase_       :Union[str, Any]     =       constraints

        # max # of steps required to fulfill a given constraint
        lowercase_       :Optional[int]     =       max([c.seqlen for c in constraints]		)
        lowercase_       :Any     =       len(UpperCamelCase_		)
        lowercase_       :Optional[int]     =       False

        self.init_state()
   def 		UpperCamelCase  (     self		):
        lowercase_       :List[str]     =       []
        lowercase_       :List[Any]     =       None
        lowercase_       :Optional[int]     =       [constraint.copy(stateful=UpperCamelCase_		) for constraint in self.constraints]
   def 		UpperCamelCase  (     self		):
        lowercase_       :List[Any]     =       0
        if self.inprogress_constraint:
             # extra points for having a constraint mid-fulfilled
             add += self.max_seqlen - self.inprogress_constraint.remaining()

        return (len(self.complete_constraints		) * self.max_seqlen) + add
   def 		UpperCamelCase  (     self		):
        lowercase_       :Optional[Any]     =       []
        if self.inprogress_constraint is None:
             for constraint in self.pending_constraints:  # "pending" == "unfulfilled yet"
                  lowercase_       :Dict     =       constraint.advance()
                  if isinstance(UpperCamelCase_   ,							UpperCamelCase_		):
                       token_list.append(UpperCamelCase_		)
                  elif isinstance(UpperCamelCase_   ,							UpperCamelCase_		):
                       token_list.extend(UpperCamelCase_		)
        else:
             lowercase_       :int     =       self.inprogress_constraint.advance()
             if isinstance(UpperCamelCase_   ,							UpperCamelCase_		):
                  token_list.append(UpperCamelCase_		)
             elif isinstance(UpperCamelCase_   ,							UpperCamelCase_		):
                  token_list.extend(UpperCamelCase_		)

        if len(UpperCamelCase_		) == 0:
             return None
        else:
             return token_list
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        self.init_state()

        if token_ids is not None:
             for token in token_ids:
                  # completes or steps **one** constraint
                  lowercase_    ,      lowercase_       :Any     =       self.add(UpperCamelCase_		)

                  # the entire list of constraints are fulfilled
                  if self.completed:
                       break
   def 		UpperCamelCase  (     self   ,							UpperCamelCase_		):
        if not isinstance(UpperCamelCase_   ,							UpperCamelCase_		):
             raise ValueError(f"`token_id` should be an `int`, but is `{token_id}`."		)

        lowercase_    ,      lowercase_       :int     =       False, False

        if self.completed:
             lowercase_       :List[str]     =       True
             lowercase_       :List[str]     =       False
             return complete, stepped

        if self.inprogress_constraint is not None:
             # In the middle of fulfilling a constraint. If the `token_id` *does* makes an incremental progress to current
             # job, simply update the state

             lowercase_    ,      lowercase_    ,      lowercase_       :Optional[Any]     =       self.inprogress_constraint.update(UpperCamelCase_		)
             if reset:
                  # 1. If the next token breaks the progress, then we must restart.
                  #     e.g. constraint = "I love pies" and sequence so far is "I love" but `token_id` == "books".

                  #     But that doesn't mean we self.init_state(), since we only reset the state for this particular
                  #     constraint, not the full list of constraints.

                  self.pending_constraints.append(self.inprogress_constraint.copy(stateful=UpperCamelCase_		)		)
                  lowercase_       :List[Any]     =       None

             if complete:
                  # 2. If the next token completes the constraint, move it to completed list, set
                  #     inprogress to None. If there are no pending constraints either, then this full list of constraints
                  #     is complete.

                  self.complete_constraints.append(self.inprogress_constraint		)
                  lowercase_       :Union[str, Any]     =       None

                  if len(self.pending_constraints		) == 0:
                       # we're done!
                       lowercase_       :Tuple     =       True

        else:
             # Not in the middle of fulfilling a constraint. So does this `token_id` helps us step towards any of our list
             # of constraints?

             for cidx, pending_constraint in enumerate(self.pending_constraints		):
                  if pending_constraint.does_advance(UpperCamelCase_		):
                       lowercase_    ,      lowercase_    ,      lowercase_       :Dict     =       pending_constraint.update(UpperCamelCase_		)

                       if not stepped:
                            raise Exception(
                                '''`constraint.update(token_id)` is not yielding incremental progress, '''
                                '''even though `constraint.does_advance(token_id)` is true.'''		)

                       if complete:
                            self.complete_constraints.append(UpperCamelCase_		)
                            lowercase_       :List[str]     =       None

                       if not complete and stepped:
                            lowercase_       :Dict     =       pending_constraint

                       if complete or stepped:
                            # If we made any progress at all, then it's at least not a "pending constraint".

                            lowercase_       :Dict     =       (
                                self.pending_constraints[:cidx] + self.pending_constraints[cidx + 1 :]
                            )

                            if len(self.pending_constraints		) == 0 and self.inprogress_constraint is None:
                                 # If there's no longer any pending after this and no inprogress either, then we must be
                                 # complete.

                                 lowercase_       :Optional[int]     =       True

                            break  # prevent accidentally stepping through multiple constraints with just one token.

        return complete, stepped




   def 		UpperCamelCase  (     self   ,							UpperCamelCase_=True		):
        lowercase_       :Optional[int]     =       ConstraintListState(self.constraints		)  # we actually never though self.constraints objects
        # throughout this process. So it's at initialization state.

        if stateful:
             lowercase_       :Union[str, Any]     =       [
                 constraint.copy(stateful=UpperCamelCase_		) for constraint in self.complete_constraints
             ]
             if self.inprogress_constraint is not None:
                  lowercase_       :Dict     =       self.inprogress_constraint.copy(stateful=UpperCamelCase_		)
             lowercase_       :Dict     =       [constraint.copy() for constraint in self.pending_constraints]

        return new_state





from torch import nn




def     UpperCamelCase    (      _a		)					->							str:
     '''simple docstring'''





     if act_fn in ["swish", "silu"]:
          return nn.SiLU()
     elif act_fn == "mish":
          return nn.Mish()
     elif act_fn == "gelu":
          return nn.GELU()
     else:
          raise ValueError(f"Unsupported activation function: {act_fn}"		)

