def dump(self, stage, **kwargs):
stage_data = serialize.to_lockfile(stage)
with modify_yaml(self.path, tree=self.repo.tree) as data:
if not data:
logger.info("Generating lock file '%s'", self.relpath)
modified = data.get(stage.name, {}) != stage_data.get(
stage.name, {})
if modified:
logger.info("Updating lock file '%s'", self.relpath)
data.update(stage_data)
if modified:
self.repo.scm.track_file(self.relpath)
def test_to_lockfile(dvc):
stage = create_stage(PipelineStage, dvc, deps=["input"], **kwargs)
stage.deps[0].info = {"md5": "md-five"}
entry = to_lockfile(stage)
assert len(entry) == 1
_Schema(LOCKFILE_SCHEMA)(entry)
assert entry == {
"something":
OrderedDict([
("cmd", "command"),
("deps", [{
"path": "input",
"md5": "md-five"
}]),
])
}
def dump(self, stage, **kwargs):
stage_data = serialize.to_lockfile(stage)
if not self.exists():
modified = True
logger.info("Generating lock file '%s'", self.relpath)
data = stage_data
open(self.path, "w+").close()
else:
with self.repo.tree.open(self.path, "r") as fd:
data = parse_yaml_for_update(fd.read(), self.path)
modified = data.get(stage.name, {}) != stage_data.get(
stage.name, {})
if modified:
logger.info("Updating lock file '%s'", self.relpath)
data.update(stage_data)
dump_yaml(self.path, data)
if modified:
self.repo.scm.track_file(self.relpath)
def exp_hash(stages):
exp_data = {}
for stage in stages:
exp_data.update(to_lockfile(stage))
return dict_sha256(exp_data)
def hash_exp(stages):
exp_data = {}
for stage in stages:
if isinstance(stage, PipelineStage):
exp_data.update(to_lockfile(stage))
return dict_sha256(exp_data)