def test_report_after_finish(session):
session.start()
session.pause_reporting()
session.finish()
for _ in range(2):
report(loss=1)
assert session.get_next() is None
def test_warn_once():
"""Checks if session misuse warning is only shown once per function."""
with pytest.warns(UserWarning) as record:
assert not load_checkpoint()
assert not load_checkpoint()
assert not save_checkpoint(x=2)
assert not report(x=2)
assert not report(x=3)
assert not get_dataset_shard()
# Should only warn once.
assert len(record) == 4
def test_report():
def train_func():
for i in range(2):
report(loss=i)
init_session(training_func=train_func, world_rank=0, local_rank=0)
session = get_session()
session.start()
assert session.get_next().data["loss"] == 0
assert session.get_next().data["loss"] == 1
shutdown_session()
with pytest.raises(ValueError):
report(loss=2)
def train_func():
for i in range(2):
report(i)
return 1
def train_func():
for i in range(2):
report(loss=i)
def train_2():
for i in range(2):
report(loss=i)
train_1()
def train_func():
save_checkpoint(epoch=0)
report(epoch=1)
