spaCy/tests/munge/test_lev_align.py
2015-06-07 16:49:46 +02:00

43 lines
1.5 KiB
Python

"""Find the min-cost alignment between two tokenizations"""
from spacy.gold import _min_edit_path as min_edit_path
from spacy.gold import align
def test_edit_path():
cand = ["U.S", ".", "policy"]
gold = ["U.S.", "policy"]
assert min_edit_path(cand, gold) == (0, 'MDM')
cand = ["U.N", ".", "policy"]
gold = ["U.S.", "policy"]
assert min_edit_path(cand, gold) == (1, 'SDM')
cand = ["The", "cat", "sat", "down"]
gold = ["The", "cat", "sat", "down"]
assert min_edit_path(cand, gold) == (0, 'MMMM')
cand = ["cat", "sat", "down"]
gold = ["The", "cat", "sat", "down"]
assert min_edit_path(cand, gold) == (1, 'IMMM')
cand = ["The", "cat", "down"]
gold = ["The", "cat", "sat", "down"]
assert min_edit_path(cand, gold) == (1, 'MMIM')
cand = ["The", "cat", "sag", "down"]
gold = ["The", "cat", "sat", "down"]
assert min_edit_path(cand, gold) == (1, 'MMSM')
cand = ["your", "stuff"]
gold = ["you", "r", "stuff"]
assert min_edit_path(cand, gold) in [(2, 'ISM'), (2, 'SIM')]
def test_align():
cand = ["U.S", ".", "policy"]
gold = ["U.S.", "policy"]
assert align(cand, gold) == [0, None, 1]
cand = ["your", "stuff"]
gold = ["you", "r", "stuff"]
assert align(cand, gold) == [None, 2]
cand = [u'i', u'like', u'2', u'guys', u' ', u'well', u'id', u'just',
u'come', u'straight', u'out']
gold = [u'i', u'like', u'2', u'guys', u'well', u'i', u'd', u'just', u'come',
u'straight', u'out']
assert align(cand, gold) == [0, 1, 2, 3, None, 4, None, 7, 8, 9, 10]