mirror of
https://github.com/explosion/spaCy.git
synced 2024-11-11 12:18:04 +03:00
99 lines
2.9 KiB
Cython
99 lines
2.9 KiB
Cython
from libc.stdlib cimport calloc, free
|
|
import cython
|
|
|
|
cimport chartree
|
|
|
|
|
|
cdef class FixedTable:
|
|
def __cinit__(self, const size_t size):
|
|
self.size = size
|
|
self.keys = <uint64_t*>calloc(self.size, sizeof(uint64_t))
|
|
self.values = <size_t*>calloc(self.size, sizeof(size_t))
|
|
|
|
def __dealloc__(self):
|
|
free(self.keys)
|
|
free(self.values)
|
|
|
|
def __getitem__(self, uint64_t key):
|
|
return self.get(key)
|
|
|
|
def __setitem__(self, uint64_t key, size_t value):
|
|
self.insert(key, value)
|
|
|
|
def pop(self, uint64_t key):
|
|
self.delete(key)
|
|
|
|
def bucket(self, uint64_t key):
|
|
return _find(key, self.size)
|
|
|
|
cdef size_t insert(self, uint64_t key, size_t value) nogil:
|
|
cdef size_t bucket = _find(key, self.size)
|
|
cdef size_t clobbered
|
|
if self.values[bucket] == value:
|
|
clobbered = 0
|
|
else:
|
|
clobbered = self.values[bucket]
|
|
self.keys[bucket] = key
|
|
self.values[bucket] = value
|
|
return clobbered
|
|
|
|
cdef size_t get(self, uint64_t key) nogil:
|
|
cdef size_t bucket = _find(key, self.size)
|
|
if self.keys[bucket] == key:
|
|
return self.values[bucket]
|
|
else:
|
|
return 0
|
|
|
|
cdef int erase(self, uint64_t key) nogil:
|
|
cdef size_t bucket = _find(key, self.size)
|
|
self.keys[bucket] = 0
|
|
self.values[bucket] = 0
|
|
|
|
|
|
@cython.cdivision
|
|
cdef inline size_t _find(uint64_t key, size_t size) nogil:
|
|
return key % size
|
|
|
|
|
|
cdef class WordTree:
|
|
def __cinit__(self, size_t default, size_t max_length):
|
|
self.max_length = max_length
|
|
self.default = default
|
|
self._trees = <CharTree*>calloc(max_length, sizeof(CharTree))
|
|
for i in range(self.max_length):
|
|
chartree.init(&self._trees[i], i)
|
|
self._dict = {}
|
|
|
|
cdef size_t get(self, unicode ustring) except *:
|
|
cdef bytes bstring = ustring.encode('utf8')
|
|
cdef size_t length = len(bstring)
|
|
if length >= self.max_length:
|
|
return self._dict.get(bstring, 0)
|
|
else:
|
|
return chartree.getitem(&self._trees[length], bstring)
|
|
|
|
cdef int set(self, unicode ustring, size_t value) except *:
|
|
cdef bytes bstring = ustring.encode('utf8')
|
|
cdef size_t length = len(bstring)
|
|
if length >= self.max_length:
|
|
self._dict[bstring] = value
|
|
else:
|
|
chartree.setitem(&self._trees[length], bstring, value)
|
|
|
|
cdef bint contains(self, unicode ustring) except *:
|
|
cdef bytes bstring = ustring.encode('utf8')
|
|
cdef size_t length = len(bstring)
|
|
if length >= self.max_length:
|
|
return bstring in self._dict
|
|
else:
|
|
return chartree.contains(&self._trees[length], bstring)
|
|
|
|
def __getitem__(self, unicode key):
|
|
return self.get(key)
|
|
|
|
def __setitem__(self, unicode key, size_t value):
|
|
self.set(key, value)
|
|
|
|
def __contains__(self, unicode key):
|
|
return self.contains(key)
|