spaCy/spacy/tests/regression/test_issue4348.py
Ines Montani db55577c45
Drop Python 2.7 and 3.5 (#4828)
* Remove unicode declarations

* Remove Python 3.5 and 2.7 from CI

* Don't require pathlib

* Replace compat helpers

* Remove OrderedDict

* Use f-strings

* Set Cython compiler language level

* Fix typo

* Re-add OrderedDict for Table

* Update setup.cfg

* Revert CONTRIBUTING.md

* Revert lookups.md

* Revert top-level.md

* Small adjustments and docs [ci skip]
2019-12-22 01:53:56 +01:00

22 lines
638 B
Python

from spacy.lang.en import English
from spacy.util import minibatch, compounding
import pytest
@pytest.mark.filterwarnings("ignore::UserWarning")
def test_issue4348():
"""Test that training the tagger with empty data, doesn't throw errors"""
TRAIN_DATA = [("", {"tags": []}), ("", {"tags": []})]
nlp = English()
tagger = nlp.create_pipe("tagger")
nlp.add_pipe(tagger)
optimizer = nlp.begin_training()
for i in range(5):
losses = {}
batches = minibatch(TRAIN_DATA, size=compounding(4.0, 32.0, 1.001))
for batch in batches:
nlp.update(batch, sgd=optimizer, losses=losses)