spaCy/spacy/lang/nl/lemmatizer/_lemma_rules.py
Yves Peirsman 951825532c Improved Dutch language resources and Dutch lemmatization (#3409)
* Improved Dutch language resources and Dutch lemmatization

* Fix conftest

* Update punctuation.py

* Auto-format

* Format and fix tests

* Remove unused test file

* Re-add deleted test

* removed redundant infix regex pattern for ','; note: brackets + simple hyphen remains

* Cleaner lemmatization files
2019-04-03 14:13:26 +02:00

80 lines
1.4 KiB
Python

# coding: utf8
from __future__ import unicode_literals
ADJECTIVE_SUFFIX_RULES = [
["sten", ""],
["ste", ""],
["st", ""],
["er", ""],
["en", ""],
["e", ""],
["ende", "end"]
]
VERB_SUFFIX_RULES = [
["dt", "den"],
["de", "en"],
["te", "en"],
["dde", "den"],
["tte", "ten"],
["dden", "den"],
["tten", "ten"],
["end", "en"],
]
NOUN_SUFFIX_RULES = [
["en", ""],
["ën", ""],
["'er", ""],
["s", ""],
["tje", ""],
["kje", ""],
["'s", ""],
["ici", "icus"],
["heden", "heid"],
["elen", "eel"],
["ezen", "ees"],
["even", "eef"],
["ssen", "s"],
["rren", "r"],
["kken", "k"],
["bben", "b"]
]
NUM_SUFFIX_RULES = [
["ste", ""],
["sten", ""],
["ën", ""],
["en", ""],
["de", ""],
["er", ""],
["ër", ""],
["tjes", ""]
]
PUNCT_SUFFIX_RULES = [
["", "\""],
["", "\""],
["\u2018", "'"],
["\u2019", "'"]
]
# In-place sort guaranteeing that longer -- more specific -- rules are
# applied first.
for rule_set in (ADJECTIVE_SUFFIX_RULES,
NOUN_SUFFIX_RULES,
NUM_SUFFIX_RULES,
VERB_SUFFIX_RULES):
rule_set.sort(key=lambda r: len(r[0]), reverse=True)
RULES = {
"adj": ADJECTIVE_SUFFIX_RULES,
"noun": NOUN_SUFFIX_RULES,
"verb": VERB_SUFFIX_RULES,
"num": NUM_SUFFIX_RULES,
"punct": PUNCT_SUFFIX_RULES
}