Source code for ibm_watson_machine_learning.deployment.batch

# (C) Copyright IBM Corp. 2020.
# 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
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# See the License for the specific language governing permissions and
# limitations under the License.

import io
import time
from typing import TYPE_CHECKING, Any, Dict, Union, List, Optional

from pandas import DataFrame, concat

from .base_deployment import BaseDeployment
from ..helpers import DataConnection
from ..utils import StatusLogger, print_text_header_h1
from ..utils.autoai.connection import validate_source_data_connections, validate_deployment_output_connection
from ..utils.autoai.utils import init_cos_client, try_load_dataset
from ..utils.autoai.errors import NoneDataConnection
from ..utils.deployment.errors import BatchJobFailed, MissingScoringResults
from ..wml_client_error import WMLClientError
from ibm_watson_machine_learning.utils.autoai.enums import DataConnectionTypes

    from sklearn.pipeline import Pipeline
    from pandas import DataFrame
    from numpy import ndarray
    from ..workspace import WorkSpace

__all__ = [

[docs]class Batch(BaseDeployment): """ The Batch Deployment class. With this class object you can manage any batch deployment. Parameters ---------- source_wml_credentials: dictionary, required Credentials to Watson Machine Learning instance where training was performed. source_project_id: str, optional ID of the Watson Studio project where training was performed. source_space_id: str, optional ID of the Watson Studio Space where training was performed. target_wml_credentials: dictionary, required Credentials to Watson Machine Learning instance where you want to deploy. target_project_id: str, optional ID of the Watson Studio project where you want to deploy. target_space_id: str, optional ID of the Watson Studio Space where you want to deploy. """ def __init__(self, source_wml_credentials: Union[dict, 'WorkSpace'] = None, source_project_id: str = None, source_space_id: str = None, target_wml_credentials: Union[dict, 'WorkSpace'] = None, target_project_id: str = None, target_space_id: str = None, wml_credentials: Union[dict, 'WorkSpace'] = None, project_id: str = None, space_id: str = None): super().__init__( deployment_type='batch', source_wml_credentials=source_wml_credentials, source_project_id=source_project_id, source_space_id=source_space_id, target_wml_credentials=target_wml_credentials, target_project_id=target_project_id, target_space_id=target_space_id, wml_credentials=wml_credentials, project_id=project_id, space_id=space_id ) = None = None self.asset_id = None def __repr__(self): return f"name: {}, id: {}, asset_id: {self.asset_id}" def __str__(self): return f"name: {}, id: {}, asset_id: {self.asset_id}"
[docs] def score(self, **kwargs): raise NotImplementedError("Batch deployment supports only job runs.")
[docs] def create(self, model: str, deployment_name: str, metadata: Optional[Dict] = None, training_data: Optional[Union['DataFrame', 'ndarray']] = None, training_target: Optional[Union['DataFrame', 'ndarray']] = None, experiment_run_id: Optional[str] = None) -> None: """ Create deployment from a model. Parameters ---------- model: str, required AutoAI model name. deployment_name: str, required Name of the deployment training_data: Union['pandas.DataFrame', 'numpy.ndarray'], optional Training data for the model training_target: Union['pandas.DataFrame', 'numpy.ndarray'], optional Target/label data for the model metadata: dictionary, optional Model meta properties. experiment_run_id: str, optional ID of a training/experiment (only applicable for AutoAI deployments) Example ------- >>> from ibm_watson_machine_learning.deployment import Batch >>> >>> deployment = Batch( >>> wml_credentials={ >>> "apikey": "...", >>> "iam_apikey_description": "...", >>> "iam_apikey_name": "...", >>> "iam_role_crn": "...", >>> "iam_serviceid_crn": "...", >>> "instance_id": "...", >>> "url": "" >>> }, >>> project_id="...", >>> space_id="...") >>> >>> deployment.create( >>> experiment_run_id="...", >>> model=model, >>> deployment_name='My new deployment' >>> ) """ return super().create(model=model, deployment_name=deployment_name, metadata=metadata, training_data=training_data, training_target=training_target, experiment_run_id=experiment_run_id, deployment_type='batch')
[docs] @BaseDeployment._project_to_space_to_project def get_params(self) -> Dict: """Get deployment parameters.""" return super().get_params()
[docs] @BaseDeployment._project_to_space_to_project def run_job(self, payload: Union[DataFrame, List[DataConnection]], output_data_reference: 'DataConnection' = None, background_mode: 'bool' = True) -> Union[Dict, Dict[str, List], DataConnection]: """ Batch scoring job on WML. Payload or Payload data reference is required. It is passed to the WML where model have been deployed. Parameters ---------- payload: pandas.DataFrame or List[DataConnection], required DataFrame with data to test the model or data storage connection details to inform where payload data is stored. output_data_reference: DataConnection, optional DataConnection to the output COS for storing predictions. Required nly when DataConnections are as a payload. background_mode: bool, optional Indicator if score() method will run in background (async) or (sync). Returns ------- Dictionary with scoring job details. Example ------- >>> score_details = deployment.score(payload=test_data) >>> print(score_details['entity']['scoring']) {'input_data': [{'fields': ['sepal_length', 'sepal_width', 'petal_length', 'petal_width'], 'values': [[4.9, 3.0, 1.4, 0.2]]}], 'predictions': [{'fields': ['prediction', 'probability'], 'values': [['setosa', [0.9999320742502246, 5.1519823540224506e-05, 1.6405926235405522e-05]]]}] >>> >>> payload_reference = DataConnection(location=DSLocation(asset_id=asset_id)) >>> score_details = deployment.score(payload=payload_reference, output_data_filename = "scoring_output.csv") """ # note: support for DataFrame payload if isinstance(payload, DataFrame): scoring_payload = { self._target_workspace.wml_client.deployments.ScoringMetaNames.INPUT_DATA: [{'values': payload}] } # note: support for DataConnections and dictionaries payload elif isinstance(payload, list): if isinstance(payload[0], DataConnection): if None in payload: raise NoneDataConnection('payload') payload = [new_conn for conn in payload for new_conn in conn._subdivide_connection()] payload = validate_source_data_connections(source_data_connections=payload, workspace=self._target_workspace, deployment=True) payload = [data_connection._to_dict() for data_connection in payload] elif isinstance(payload[0], dict): pass else: raise ValueError(f"Current payload type: list of {type(payload[0])} is not supported.") if output_data_reference is None: raise ValueError("\"output_data_reference\" should be provided.") if isinstance(output_data_reference, DataConnection): output_data_reference = validate_deployment_output_connection( results_data_connection=output_data_reference, workspace=self._target_workspace, source_data_connections=payload) output_data_reference = output_data_reference._to_dict() scoring_payload = { self._target_workspace.wml_client.deployments.ScoringMetaNames.INPUT_DATA_REFERENCES: payload, self._target_workspace.wml_client.deployments.ScoringMetaNames.OUTPUT_DATA_REFERENCE: output_data_reference} else: raise ValueError( f"Incorrect payload type. Required: DataFrame or List[DataConnection], Passed: {type(payload)}") scoring_payload['hybrid_pipeline_hardware_specs'] = [ { 'node_runtime_id': 'auto_ai.kb', 'hardware_spec': { 'name': 'M' } } ] if self._obm: scoring_payload['hybrid_pipeline_hardware_specs'].insert( 0, { "node_runtime_id": "auto_ai.obm", "hardware_spec": { "name": "M-Spark", "num_nodes": 2 } } ) job_details = self._target_workspace.wml_client.deployments.create_job(, scoring_payload) if background_mode: return job_details else: # note: monitor scoring job job_id = self._target_workspace.wml_client.deployments.get_job_uid(job_details) print_text_header_h1(u'Synchronous scoring for id: \'{}\' started'.format(job_id)) status = self.get_job_status(job_id)['state'] with StatusLogger(status) as status_logger: while status not in ['failed', 'error', 'completed', 'canceled']: time.sleep(10) status = self.get_job_status(job_id)['state'] status_logger.log_state(status) # --- end note if u'completed' in status: print(u'\nScoring job \'{}\' finished successfully.'.format(job_id)) else: raise BatchJobFailed(job_id, f"Scoring job failed with status: {self.get_job_status(job_id)}") return self.get_job_params(job_id)
[docs] @BaseDeployment._project_to_space_to_project def rerun_job(self, scoring_job_id: str, background_mode: bool = True) -> Union[dict, 'DataFrame', 'DataConnection']: """ Rerun scoring job with the same parameters as job described by 'scoring_job_id'. Parameters ---------- scoring_job_id: str Id described scoring job. background_mode: bool, optional Indicator if score_rerun() method will run in background (async) or (sync). Returns ------- Dictionary with scoring job details. Example ------- >>> scoring_details = deployment.score_rerun(scoring_job_id) """ scoring_params = self.get_job_params(scoring_job_id)['entity']['scoring'] input_data_references = self._target_workspace.wml_client.deployments.ScoringMetaNames.INPUT_DATA_REFERENCES output_data_reference = self._target_workspace.wml_client.deployments.ScoringMetaNames.OUTPUT_DATA_REFERENCE if input_data_references in scoring_params: payload_ref = [input_ref for input_ref in scoring_params[input_data_references]] if 'href' in scoring_params[output_data_reference]['location']: del scoring_params[output_data_reference]['location']['href'] return self.run_job(payload=payload_ref, output_data_reference=scoring_params['output_data_reference'], background_mode=background_mode) else: raise NotImplementedError("'rerun_job' method supports only jobs with " "payload passed as a list of DataConnections. If you want to rerun job " "with payload passed directly, please use 'run_job' one more time.")
[docs] @BaseDeployment._project_to_space_to_project def delete(self, deployment_id: str = None) -> None: """ Delete deployment on WML. Parameters ---------- deployment_id: str, optional ID of the deployment to delete. If empty, current deployment will be deleted. Example ------- >>> deployment = Batch(workspace=...) >>> # Delete current deployment >>> deployment.delete() >>> # Or delete a specific deployment >>> deployment.delete(deployment_id='...') """ super().delete(deployment_id=deployment_id, deployment_type='batch')
[docs] @BaseDeployment._project_to_space_to_project def list(self, limit=None) -> 'DataFrame': """ List WML deployments. Parameters ---------- limit: int, optional Set the limit of how many deployments to list. Default is None (all deployments should be fetched) Returns ------- Pandas DataFrame with information about deployments. Example ------- >>> deployment = Batch(workspace=...) >>> deployments_list = deployment.list() >>> print(deployments_list) created_at ... status 0 2020-03-06T10:50:49.401Z ... ready 1 2020-03-06T13:16:09.789Z ... ready 4 2020-03-11T14:46:36.035Z ... failed 3 2020-03-11T14:49:55.052Z ... failed 2 2020-03-11T15:13:53.708Z ... ready """ return super().list(limit=limit, deployment_type='batch')
[docs] @BaseDeployment._project_to_space_to_project def get(self, deployment_id: str) -> None: """ Get WML deployment. Parameters ---------- deployment_id: str, required ID of the deployment to work with. Returns ------- WebService deployment object Example ------- >>> deployment = Batch(workspace=...) >>> deployment.get(deployment_id="...") """ super().get(deployment_id=deployment_id, deployment_type='batch')
[docs] @BaseDeployment._project_to_space_to_project def get_job_params(self, scoring_job_id: str = None) -> Dict: """Get batch deployment job parameters. Parameters ---------- scoring_job_id: str Id of scoring job. Returns ------- Dictionary with parameters of the scoring job. """ return self._target_workspace.wml_client.deployments.get_job_details(scoring_job_id)
[docs] @BaseDeployment._project_to_space_to_project def get_job_status(self, scoring_job_id: str) -> Dict: """Get status of scoring job. Parameters ---------- scoring_job_id: str Id of scoring job. Returns ------- Dictionary with state of scoring job (one of: [completed, failed, starting, queued]) and additional details if they exist. """ return self._target_workspace.wml_client.deployments.get_job_status(scoring_job_id)
[docs] @BaseDeployment._project_to_space_to_project def get_job_result(self, scoring_job_id: str) -> 'DataFrame': """Get batch deployment results of job with id `scoring_job_id`. Parameters ---------- scoring_job_id: str Id of scoring job which results will be returned. Returns ------- DataFrame with result. In case of incompleted or failed `MissingScoringResults` scoring exception is raised. """ scoring_params = self.get_job_params(scoring_job_id)['entity']['scoring'] if scoring_params['status']['state'] == 'completed': if 'predictions' in scoring_params: data = DataFrame(scoring_params['predictions'][0]['values'], columns=scoring_params['predictions'][0]['fields']) return data else: conn = DataConnection._from_dict(scoring_params['output_data_reference']) conn._wml_client = self._target_workspace.wml_client if len(scoring_params['input_data_references']) > 1 and not self._target_workspace.wml_client.ICP: conn._obm = True if conn.type == DataConnectionTypes.S3: conn._obm_cos_path = scoring_params['output_data_reference']['location']['path'] return # if in future output may be excel file or with custom separator, here it should be recognized else: raise MissingScoringResults(scoring_job_id, reason="Scoring is not completed.")
[docs] @BaseDeployment._project_to_space_to_project def get_job_id(self, batch_scoring_details): """Get id from batch scoring details.""" return self._target_workspace.wml_client.deployments.get_job_uid(batch_scoring_details)
[docs] @BaseDeployment._project_to_space_to_project def list_jobs(self): """Returns pandas DataFrame with list of deployment jobs""" resources = self._target_workspace.wml_client.deployments.get_job_details()['resources'] columns = [u'job id', u'state', u'creted', u'deployment id'] values = [] for scoring_details in resources: if 'scoring' in scoring_details['entity']: state = scoring_details['entity']['scoring']['status']['state'] score_values = (scoring_details[u'metadata'][u'id'], state, scoring_details[u'metadata'][u'created_at'], scoring_details['entity']['deployment']['id']) if if == scoring_details['entity']['deployment']['id']: values.append(score_values) else: values.append(score_values) return DataFrame(values, columns=columns)
@BaseDeployment._project_to_space_to_project def _deploy(self, pipeline_model: 'Pipeline', deployment_name: str, meta_props: Dict, result_client=None) -> Dict: """ Deploy model into WML. Parameters ---------- pipeline_model: Union['Pipeline', str], required Model of the pipeline to deploy deployment_name: str, required Name of the deployment meta_props: dictionary, required Model meta properties. result_client: Tuple['DataConnection', 'resource'] required Tuple with Result DataConnection object and initialized COS client. """ deployment_details = {} asset_uid = self._publish_model(pipeline_model=pipeline_model, meta_props=meta_props) self.asset_id = asset_uid deployment_props = { self._target_workspace.wml_client.deployments.ConfigurationMetaNames.NAME: deployment_name, self._target_workspace.wml_client.deployments.ConfigurationMetaNames.BATCH: {} } deployment_props[self._target_workspace.wml_client.deployments.ConfigurationMetaNames.ASSET] = { "id": asset_uid } deployment_props[ self._target_workspace.wml_client.deployments.ConfigurationMetaNames.HYBRID_PIPELINE_HARDWARE_SPECS] = [ { 'node_runtime_id': 'autoai.kb', 'hardware_spec': { 'name': 'M' } } ] if self._obm: deployment_props[ self._target_workspace.wml_client.deployments.ConfigurationMetaNames.HYBRID_PIPELINE_HARDWARE_SPECS ].insert(0, { "node_runtime_id": "auto_ai.obm", "hardware_spec": { "name": "M-Spark", "num_nodes": 2 } }) print("Deploying model {} using V4 client.".format(asset_uid)) try: deployment_details = self._target_workspace.wml_client.deployments.create( artifact_uid=asset_uid, meta_props=deployment_props) self.deployment_id = self._target_workspace.wml_client.deployments.get_uid(deployment_details) except WMLClientError as e: raise e return deployment_details