{
 "cells": [
  {
   "cell_type": "markdown",
   "source": [
    "# Pilvilaskenta ja data-analytiikka: \"Azure ML SDK\" -lähestymistapa\n",
    "\n",
    "## Johdanto\n",
    "\n",
    "Tässä notebookissa opimme käyttämään Azure ML SDK:ta mallin kouluttamiseen, käyttöönottoon ja kuluttamiseen Azure ML:n kautta.\n",
    "\n",
    "Esivaatimukset:\n",
    "1. Olet luonut Azure ML -työtilan.\n",
    "2. Olet ladannut [Heart Failure -datan](https://www.kaggle.com/andrewmvd/heart-failure-clinical-data) Azure ML:ään.\n",
    "3. Olet ladannut tämän notebookin Azure ML Studioon.\n",
    "\n",
    "Seuraavat vaiheet ovat:\n",
    "\n",
    "1. Luo kokeilu olemassa olevaan työtilaan.\n",
    "2. Luo laskentaklusteri.\n",
    "3. Lataa datasetti.\n",
    "4. Määritä AutoML käyttäen AutoMLConfigia.\n",
    "5. Suorita AutoML-kokeilu.\n",
    "6. Tutki tuloksia ja valitse paras malli.\n",
    "7. Rekisteröi paras malli.\n",
    "8. Ota paras malli käyttöön.\n",
    "9. Käytä päätepistettä.\n",
    "\n",
    "## Azure Machine Learning SDK -spesifiset tuonnit\n"
   ],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "from azureml.core import Workspace, Experiment\n",
    "from azureml.core.compute import AmlCompute\n",
    "from azureml.train.automl import AutoMLConfig\n",
    "from azureml.widgets import RunDetails\n",
    "from azureml.core.model import InferenceConfig, Model\n",
    "from azureml.core.webservice import AciWebservice"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "source": [
    "## Alusta Työtila\n",
    "Alusta työtilaobjekti tallennetusta konfiguraatiosta. Varmista, että konfiguraatiotiedosto on läsnä polussa .\\config.json\n"
   ],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "ws = Workspace.from_config()\n",
    "print(ws.name, ws.resource_group, ws.location, ws.subscription_id, sep = '\\n')"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "source": [
    "## Luo Azure ML -kokeilu\n",
    "\n",
    "Luodaan kokeilu nimeltä 'aml-experiment' juuri alustettuun työtilaan.\n"
   ],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "experiment_name = 'aml-experiment'\n",
    "experiment = Experiment(ws, experiment_name)\n",
    "experiment"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "source": [
    "## Luo laskentaklusteri  \n",
    "Sinun täytyy luoda [laskentakohde](https://docs.microsoft.com/azure/machine-learning/concept-azure-machine-learning-architecture#compute-target) AutoML-ajollesi.  \n"
   ],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "aml_name = \"heart-f-cluster\"\n",
    "try:\n",
    "    aml_compute = AmlCompute(ws, aml_name)\n",
    "    print('Found existing AML compute context.')\n",
    "except:\n",
    "    print('Creating new AML compute context.')\n",
    "    aml_config = AmlCompute.provisioning_configuration(vm_size = \"Standard_D2_v2\", min_nodes=1, max_nodes=3)\n",
    "    aml_compute = AmlCompute.create(ws, name = aml_name, provisioning_configuration = aml_config)\n",
    "    aml_compute.wait_for_completion(show_output = True)\n",
    "\n",
    "cts = ws.compute_targets\n",
    "compute_target = cts[aml_name]"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "source": [
    "## Data\n",
    "Varmista, että olet ladannut tietoaineiston Azure ML:ään ja että avain on sama kuin tietoaineiston nimi.\n"
   ],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "key = 'heart-failure-records'\n",
    "dataset = ws.datasets[key]\n",
    "df = dataset.to_pandas_dataframe()\n",
    "df.describe()"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "source": [
    "## AutoML-konfiguraatio\n"
   ],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "automl_settings = {\n",
    "    \"experiment_timeout_minutes\": 20,\n",
    "    \"max_concurrent_iterations\": 3,\n",
    "    \"primary_metric\" : 'AUC_weighted'\n",
    "}\n",
    "\n",
    "automl_config = AutoMLConfig(compute_target=compute_target,\n",
    "                             task = \"classification\",\n",
    "                             training_data=dataset,\n",
    "                             label_column_name=\"DEATH_EVENT\",\n",
    "                             enable_early_stopping= True,\n",
    "                             featurization= 'auto',\n",
    "                             debug_log = \"automl_errors.log\",\n",
    "                             **automl_settings\n",
    "                            )"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "source": [
    "## AutoML ajo\n"
   ],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "remote_run = experiment.submit(automl_config)"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "RunDetails(remote_run).show()"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "source": [],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "best_run, fitted_model = remote_run.get_output()"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "best_run.get_properties()"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "model_name = best_run.properties['model_name']\n",
    "script_file_name = 'inference/score.py'\n",
    "best_run.download_file('outputs/scoring_file_v_1_0_0.py', 'inference/score.py')\n",
    "description = \"aml heart failure project sdk\"\n",
    "model = best_run.register_model(model_name = model_name,\n",
    "                                description = description,\n",
    "                                tags = None)"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "source": [
    "## Ota paras malli käyttöön\n",
    "\n",
    "Suorita seuraava koodi ottaaksesi parhaan mallin käyttöön. Voit tarkastella käyttöönoton tilaa Azure ML -portaalissa. Tämä vaihe voi kestää muutaman minuutin.\n"
   ],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "inference_config = InferenceConfig(entry_script=script_file_name, environment=best_run.get_environment())\n",
    "\n",
    "aciconfig = AciWebservice.deploy_configuration(cpu_cores = 1,\n",
    "                                               memory_gb = 1,\n",
    "                                               tags = {'type': \"automl-heart-failure-prediction\"},\n",
    "                                               description = 'Sample service for AutoML Heart Failure Prediction')\n",
    "\n",
    "aci_service_name = 'automl-hf-sdk'\n",
    "aci_service = Model.deploy(ws, aci_service_name, [model], inference_config, aciconfig)\n",
    "aci_service.wait_for_deployment(True)\n",
    "print(aci_service.state)"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "source": [
    "## Käytä päätepistettä\n",
    "Voit lisätä syötteitä seuraavaan syöte-esimerkkiin.\n"
   ],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "data = {\n",
    "    \"data\":\n",
    "    [\n",
    "        {\n",
    "            'age': \"60\",\n",
    "            'anaemia': \"false\",\n",
    "            'creatinine_phosphokinase': \"500\",\n",
    "            'diabetes': \"false\",\n",
    "            'ejection_fraction': \"38\",\n",
    "            'high_blood_pressure': \"false\",\n",
    "            'platelets': \"260000\",\n",
    "            'serum_creatinine': \"1.40\",\n",
    "            'serum_sodium': \"137\",\n",
    "            'sex': \"false\",\n",
    "            'smoking': \"false\",\n",
    "            'time': \"130\",\n",
    "        },\n",
    "    ],\n",
    "}\n",
    "\n",
    "test_sample = str.encode(json.dumps(data))"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "source": [
    "response = aci_service.run(input_data=test_sample)\n",
    "response"
   ],
   "outputs": [],
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "\n---\n\n**Vastuuvapauslauseke**:  \nTämä asiakirja on käännetty käyttämällä tekoälypohjaista käännöspalvelua [Co-op Translator](https://github.com/Azure/co-op-translator). Vaikka pyrimme tarkkuuteen, huomioithan, että automaattiset käännökset voivat sisältää virheitä tai epätarkkuuksia. Alkuperäinen asiakirja sen alkuperäisellä kielellä tulisi pitää ensisijaisena lähteenä. Kriittisen tiedon osalta suositellaan ammattimaista ihmiskäännöstä. Emme ole vastuussa väärinkäsityksistä tai virhetulkinnoista, jotka johtuvat tämän käännöksen käytöstä.\n"
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