def step_repr(
step_name=None,
tmpl_name=None,
image=None,
command=None,
source=None,
env=None,
script_output=None,
args=None,
input=None,
output=None,
manifest=None,
success_cond=None,
failure_cond=None,
canned_step_name=None,
canned_step_args=None,
resources=None,
secret=None,
action=None,
volume_mounts=None,
cache=None,
):
assert step_name is not None
assert tmpl_name is not None
# generate protobuf step representation
pb_step = couler_pb2.Step()
pb_step.id = get_uniq_step_id()
pb_step.name = step_name
pb_step.tmpl_name = tmpl_name
if env is not None:
_add_env_to_step(pb_step, env)
if secret is not None:
for k, _ in secret.data.items():
pb_secret = pb_step.secrets.add()
pb_secret.key = k
pb_secret.name = secret.name
if cache is not None:
pb_step.cache.name = cache.name
pb_step.cache.key = cache.key
pb_step.cache.max_age = cache.max_age
# image can be None if manifest specified.
if image is not None:
pb_step.container_spec.image = image
if manifest is not None:
pb_step.resource_spec.manifest = manifest
if success_cond is not None and failure_cond is not None:
pb_step.resource_spec.success_condition = success_cond
pb_step.resource_spec.failure_condition = failure_cond
if action is not None:
pb_step.resource_spec.action = action
else:
if command is None:
pb_step.container_spec.command.append("python")
elif isinstance(command, list):
pb_step.container_spec.command.extend(command)
elif isinstance(command, str):
pb_step.container_spec.command.append(command)
else:
raise ValueError("command must be str or list")
if source is not None:
if isinstance(source, str):
pb_step.script = source
else:
pb_step.script = utils.body(source)
if canned_step_name is not None and canned_step_args is not None:
pb_step.canned_step_spec.name = canned_step_name
if isinstance(canned_step_args, dict):
for k, v in canned_step_args.items():
pb_step.canned_step_spec.args[k] = v
else:
raise ValueError("canned_step_spec.args must be a dictionary")
# setup resources
if resources is not None:
if not isinstance(resources, dict):
raise ValueError("resources must be type dict")
for k, v in resources.items():
# key: cpu, memory, gpu
# value: "1", "8", "500m", "1Gi" etc.
pb_step.container_spec.resources[k] = str(v)
# Attach volume mounts
if volume_mounts is not None:
for vm in volume_mounts:
vol_mount = pb_step.container_spec.volume_mounts.add()
vol_mount.name = vm.name
vol_mount.path = vm.mount_path
if states._when_prefix is not None:
pb_step.when = states._when_prefix
# add template to proto workflow
wf = get_default_proto_workflow()
if tmpl_name not in wf.templates:
proto_step_tmpl = couler_pb2.StepTemplate()
proto_step_tmpl.name = tmpl_name
_add_io_to_template(proto_step_tmpl, pb_step.id, input, output,
script_output)
wf.templates[tmpl_name].CopyFrom(proto_step_tmpl)
# add step arguments
if args is not None:
for i, arg in enumerate(args):
if isinstance(arg, OutputArtifact):
pb_art = pb_step.args.add()
pb_art.artifact.name = arg.artifact["name"]
pb_art.artifact.value = arg.value
else:
pb_param = pb_step.args.add()
pb_param.parameter.name = utils.input_parameter_name(
pb_step.name, i)
pb_param.parameter.value = (
# This is casted to string for protobuf and Argo
# will automatically convert it to a correct type.
str(arg) if isinstance(arg, (str, float, bool,
int)) else arg.value)
if states._exit_handler_enable:
# add exit handler steps
eh_step = wf.exit_handler_steps.add()
eh_step.CopyFrom(pb_step)
else:
# add step to proto workflow
concurrent_step = wf.steps.add()
inner_step = concurrent_step.steps.add()
inner_step.CopyFrom(pb_step)
return pb_step
def step_repr(
step_name=None,
tmpl_name=None,
image=None,
command=None,
source=None,
env=None,
script_output=None,
args=None,
input=None,
output=None,
manifest=None,
success_cond=None,
failure_cond=None,
canned_step_name=None,
canned_step_args=None,
resources=None,
):
assert step_name is not None
assert tmpl_name is not None
# generate protobuf step representation
pb_step = couler_pb2.Step()
pb_step.id = get_uniq_step_id()
pb_step.name = step_name
pb_step.tmpl_name = tmpl_name
if env is not None:
for k, v in env.items():
if isinstance(v, str):
pb_step.container_spec.env[k] = v
else:
pb_step.container_spec.env[k] = json.dumps(v)
# image can be None if manifest specified.
if image is not None:
pb_step.container_spec.image = image
if manifest is not None:
pb_step.resource_spec.manifest = manifest
if success_cond is not None and failure_cond is not None:
pb_step.resource_spec.success_condition = success_cond
pb_step.resource_spec.failure_condition = failure_cond
else:
if command is None:
pb_step.container_spec.command.append("python")
elif isinstance(command, list):
pb_step.container_spec.command.extend(command)
elif isinstance(command, str):
pb_step.container_spec.command.append(command)
else:
raise ValueError("command must be str or list")
if source is not None:
if isinstance(source, str):
pb_step.script = source
else:
pb_step.script = utils.body(source)
if canned_step_name is not None and canned_step_args is not None:
pb_step.canned_step_spec.name = canned_step_name
if isinstance(canned_step_args, dict):
for k, v in canned_step_args.items():
pb_step.canned_step_spec.args[k] = v
else:
raise ValueError("canned_step_spec.args must be a dictionary")
# setup resources
if resources is not None:
if not isinstance(resources, dict):
raise ValueError("resources must be type dict")
for k, v in resources.items():
# key: cpu, memory, gpu
# value: "1", "8", "500m", "1Gi" etc.
pb_step.container_spec.resources[k] = str(v)
if states._when_prefix is not None:
pb_step.when = states._when_prefix
# add template to proto workflow
wf = get_default_proto_workflow()
if tmpl_name not in wf.templates:
proto_step_tmpl = couler_pb2.StepTemplate()
proto_step_tmpl.name = tmpl_name
_add_io_to_template(proto_step_tmpl, pb_step.id, input, output,
script_output)
wf.templates[tmpl_name].CopyFrom(proto_step_tmpl)
# add step arguments
if args is not None:
for i, arg in enumerate(args):
if isinstance(arg, OutputArtifact):
pb_art = pb_step.args.add()
pb_art.artifact.name = arg.artifact["name"]
pb_art.artifact.value = ('"{{inputs.artifacts.%s}}"' %
pb_art.artifact.name)
else:
pb_param = pb_step.args.add()
pb_param.parameter.name = utils.input_parameter_name(
pb_step.name, i)
pb_param.parameter.value = ('"{{inputs.parameters.%s}}"' %
pb_param.parameter.name)
if states._exit_handler_enable:
# add exit handler steps
eh_step = wf.exit_handler_steps.add()
eh_step.CopyFrom(pb_step)
else:
# add step to proto workflow
concurrent_step = wf.steps.add()
inner_step = concurrent_step.steps.add()
inner_step.CopyFrom(pb_step)
return pb_step
def step_repr(
step_name=None,
tmpl_name=None,
image=None,
command=None,
source=None,
script_output=None,
args=None,
input=None,
output=None,
manifest=None,
success_cond=None,
failure_cond=None,
):
assert step_name is not None
assert tmpl_name is not None
# generate protobuf step representation
pb_step = couler_pb2.Step()
pb_step.id = get_uniq_step_id()
pb_step.name = step_name
pb_step.tmpl_name = tmpl_name
# image can be None if manifest specified.
if image is not None:
pb_step.container_spec.image = image
if manifest is not None:
pb_step.resource_spec.manifest = manifest
if success_cond is not None:
pb_step.resource_spec.success_condition = success_cond
pb_step.resource_spec.failure_condition = failure_cond
if command is None:
pb_step.container_spec.command.append("python")
elif isinstance(command, list):
pb_step.container_spec.command.extend(command)
elif isinstance(command, str):
pb_step.container_spec.command.append(command)
else:
raise ValueError("command must be str or list")
if source is not None:
if isinstance(source, str):
pb_step.script = source
else:
pb_step.script = utils.body(source)
# add template to proto workflow
wf = get_default_proto_workflow()
if tmpl_name not in wf.templates:
proto_step_tmpl = couler_pb2.StepTemplate()
proto_step_tmpl.name = tmpl_name
_add_io_to_template(proto_step_tmpl, pb_step.id, input, output,
script_output)
wf.templates[tmpl_name].CopyFrom(proto_step_tmpl)
# add step arguments
if args is not None:
for i, arg in enumerate(args):
if isinstance(arg, OutputArtifact):
pb_art = couler_pb2.StepIO()
pb_art.artifact.name = arg.artifact["name"]
pb_art.artifact.value = ('"{{inputs.artifacts.%s}}"' %
pb_art.artifact.name)
pb_step.args.append(pb_art)
else:
pb_param = couler_pb2.StepIO()
pb_param.parameter.name = utils.input_parameter_name(
pb_step.name, i)
pb_param.parameter.value = ('"{{inputs.parameters.%s}}"' %
pb_param.parameter.name)
pb_step.args.append(pb_param)
# add step to proto workflow
concurrent_step = couler_pb2.ConcurrentSteps()
concurrent_step.steps.append(pb_step)
wf.steps.append(concurrent_step)
return pb_step