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/
model_endpoints.py
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/
model_endpoints.py
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# Copyright 2018 Iguazio
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
from typing import Any, Dict, List, Optional, Tuple, Union
from pydantic import BaseModel, Field
from pydantic.main import Extra
from mlrun.api.schemas.object import ObjectKind, ObjectSpec, ObjectStatus
from mlrun.api.utils.helpers import StrEnum
from mlrun.utils.model_monitoring import EndpointType, create_model_endpoint_id
class ModelMonitoringStoreKinds:
ENDPOINTS = "endpoints"
EVENTS = "events"
class ModelEndpointMetadata(BaseModel):
project: Optional[str]
labels: Optional[dict]
uid: Optional[str]
class Config:
extra = Extra.allow
class ModelMonitoringMode(StrEnum):
enabled = "enabled"
disabled = "disabled"
class ModelEndpointSpec(ObjectSpec):
function_uri: Optional[str] # <project_name>/<function_name>:<tag>
model: Optional[str] # <model_name>:<version>
model_class: Optional[str]
model_uri: Optional[str]
feature_names: Optional[List[str]]
label_names: Optional[List[str]]
stream_path: Optional[str]
algorithm: Optional[str]
monitor_configuration: Optional[dict]
active: Optional[bool]
monitoring_mode: Optional[str] = ModelMonitoringMode.disabled
class Metric(BaseModel):
name: str
values: List[Tuple[str, float]]
class Histogram(BaseModel):
buckets: List[float]
counts: List[int]
class FeatureValues(BaseModel):
min: float
mean: float
max: float
histogram: Histogram
@classmethod
def from_dict(cls, stats: Optional[dict]):
if stats:
return FeatureValues(
min=stats["min"],
mean=stats["mean"],
max=stats["max"],
histogram=Histogram(buckets=stats["hist"][1], counts=stats["hist"][0]),
)
else:
return None
class Features(BaseModel):
name: str
weight: float
expected: Optional[FeatureValues]
actual: Optional[FeatureValues]
@classmethod
def new(
cls,
feature_name: str,
feature_stats: Optional[dict],
current_stats: Optional[dict],
):
return cls(
name=feature_name,
weight=-1.0,
expected=FeatureValues.from_dict(feature_stats),
actual=FeatureValues.from_dict(current_stats),
)
class ModelEndpointStatus(ObjectStatus):
feature_stats: Optional[dict]
current_stats: Optional[dict]
first_request: Optional[str]
last_request: Optional[str]
accuracy: Optional[float]
error_count: Optional[int]
drift_status: Optional[str]
drift_measures: Optional[dict]
metrics: Optional[Dict[str, Metric]]
features: Optional[List[Features]]
children: Optional[List[str]]
children_uids: Optional[List[str]]
endpoint_type: Optional[EndpointType]
monitoring_feature_set_uri: Optional[str]
class Config:
extra = Extra.allow
class ModelEndpoint(BaseModel):
kind: ObjectKind = Field(ObjectKind.model_endpoint, const=True)
metadata: ModelEndpointMetadata
spec: ModelEndpointSpec
status: ModelEndpointStatus
class Config:
extra = Extra.allow
def __init__(self, **data: Any):
super().__init__(**data)
if self.metadata.uid is None:
uid = create_model_endpoint_id(
function_uri=self.spec.function_uri,
versioned_model=self.spec.model,
)
self.metadata.uid = str(uid)
class ModelEndpointList(BaseModel):
endpoints: List[ModelEndpoint]
class GrafanaColumn(BaseModel):
text: str
type: str
class GrafanaNumberColumn(GrafanaColumn):
text: str
type: str = "number"
class GrafanaStringColumn(GrafanaColumn):
text: str
type: str = "string"
class GrafanaTable(BaseModel):
columns: List[GrafanaColumn]
rows: List[List[Optional[Union[float, int, str]]]] = []
type: str = "table"
def add_row(self, *args):
self.rows.append(list(args))
class GrafanaDataPoint(BaseModel):
value: float
timestamp: int # Unix timestamp in milliseconds
class GrafanaTimeSeriesTarget(BaseModel):
target: str
datapoints: List[Tuple[float, int]] = []
def add_data_point(self, data_point: GrafanaDataPoint):
self.datapoints.append((data_point.value, data_point.timestamp))