spaCy/spacy/pipeline/_parser_internals/transition_system.pxd
Matthew Honnibal 8656a08777
Add beam_parser and beam_ner components for v3 (#6369)
* Get basic beam tests working

* Get basic beam tests working

* Compile _beam_utils

* Remove prints

* Test beam density

* Beam parser seems to train

* Draft beam NER

* Upd beam

* Add hypothesis as dev dependency

* Implement missing is-gold-parse method

* Implement early update

* Fix state hashing

* Fix test

* Fix test

* Default to non-beam in parser constructor

* Improve oracle for beam

* Start refactoring beam

* Update test

* Refactor beam

* Update nn

* Refactor beam and weight by cost

* Update ner beam settings

* Update test

* Add __init__.pxd

* Upd test

* Fix test

* Upd test

* Fix test

* Remove ring buffer history from StateC

* WIP change arc-eager transitions

* Add state tests

* Support ternary sent start values

* Fix arc eager

* Fix NER

* Pass oracle cut size for beam

* Fix ner test

* Fix beam

* Improve StateC.clone

* Improve StateClass.borrow

* Work directly with StateC, not StateClass

* Remove print statements

* Fix state copy

* Improve state class

* Refactor parser oracles

* Fix arc eager oracle

* Fix arc eager oracle

* Use a vector to implement the stack

* Refactor state data structure

* Fix alignment of sent start

* Add get_aligned_sent_starts method

* Add test for ae oracle when bad sentence starts

* Fix sentence segment handling

* Avoid Reduce that inserts illegal sentence

* Update preset SBD test

* Fix test

* Remove prints

* Fix sent starts in Example

* Improve python API of StateClass

* Tweak comments and debug output of arc eager

* Upd test

* Fix state test

* Fix state test
2020-12-13 09:08:32 +08:00

55 lines
1.7 KiB
Cython

from cymem.cymem cimport Pool
from ...typedefs cimport attr_t, weight_t
from ...structs cimport TokenC
from ...strings cimport StringStore
from ...training.example cimport Example
from .stateclass cimport StateClass
from ._state cimport StateC
cdef struct Transition:
int clas
int move
attr_t label
weight_t score
bint (*is_valid)(const StateC* state, attr_t label) nogil
weight_t (*get_cost)(const StateC* state, const void* gold, attr_t label) nogil
int (*do)(StateC* state, attr_t label) nogil
ctypedef weight_t (*get_cost_func_t)(const StateC* state, const void* gold,
attr_tlabel) nogil
ctypedef weight_t (*move_cost_func_t)(const StateC* state, const void* gold) nogil
ctypedef weight_t (*label_cost_func_t)(const StateC* state, const void*
gold, attr_t label) nogil
ctypedef int (*do_func_t)(StateC* state, attr_t label) nogil
ctypedef void* (*init_state_t)(Pool mem, int length, void* tokens) except NULL
ctypedef int (*del_state_t)(Pool mem, void* state, void* extra_args) except -1
cdef class TransitionSystem:
cdef Pool mem
cdef StringStore strings
cdef Transition* c
cdef readonly int n_moves
cdef int _size
cdef public attr_t root_label
cdef public freqs
cdef public object labels
cdef init_state_t init_beam_state
cdef del_state_t del_beam_state
cdef Transition lookup_transition(self, object name) except *
cdef Transition init_transition(self, int clas, int move, attr_t label) except *
cdef int set_valid(self, int* output, const StateC* st) nogil
cdef int set_costs(self, int* is_valid, weight_t* costs,
const StateC* state, gold) except -1