class Activity(HasTraits):
""" Activity (tool) information """
@classmethod
def from_provenance(cls, activity: _ActivityProvenance):
""" construct Activity metadata from existing ActivityProvenance object"""
return Activity(
name=activity["activity_name"],
type_="software",
id_=activity["activity_uuid"],
start_time=activity["start"]["time_utc"],
software_name="ctapipe",
software_version=activity["system"]["ctapipe_version"],
)
name = Unicode()
type_ = Unicode("software")
id_ = Unicode()
start_time = AstroTime()
software_name = Unicode("unknown")
software_version = Unicode("unknown")
# pylint: disable=no-self-use
@default("start_time")
def default_time(self):
""" default time is now """
return Time.now().iso
class Product(HasTraits):
"""Data product information"""
description = Unicode("unknown")
creation_time = AstroTime()
id_ = Unicode(help="leave unspecified to automatically generate a UUID")
data_category = Enum(["S", "A", "B", "C", "Other"], "Other")
data_level = Enum(
["R0", "R1", "DL0", "DL1", "DL2", "DL3", "DL4", "DL5", "DL6", "Other"],
"Other")
data_association = Enum(["Subarray", "Telescope", "Target", "Other"],
"Other")
data_model_name = Unicode("unknown")
data_model_version = Unicode("unknown")
data_model_url = Unicode("unknown")
format = Unicode()
# pylint: disable=no-self-use
@default("creation_time")
def default_time(self):
""" return current time by default """
return Time.now().iso
@default("id_")
def default_product_id(self):
""" default id is a UUID """
return str(uuid.uuid4())
class NoNone(Component):
time = AstroTime(default_value="2012-01-01T20:00", allow_none=False)
class AllowNone(Component):
time = AstroTime(default_value=None, allow_none=True)
class SomeComponentWithTimeTrait(Component):
time = AstroTime()
