microsoft · sudivate · Feb 4, 2020 · Nov 28, 2019 · Jan 19, 2020 · Jan 29, 2020
diff --git a/diabetes_regression/azureml_environment.json b/diabetes_regression/azureml_environment.json
@@ -0,0 +1,39 @@
+{
+    "name": "diabetes_regression_sklearn",
+    "version": null,
+    "environmentVariables": {
+        "EXAMPLE_ENV_VAR": "EXAMPLE_VALUE"
+    },
+    "python": {
+        "userManagedDependencies": false,
+        "interpreterPath": "python",
+        "condaDependenciesFile": null,
+        "baseCondaEnvironment": null
+    },
+    "docker": {
+        "enabled": true,
+        "baseImage": "mcr.microsoft.com/azureml/base:intelmpi2018.3-ubuntu16.04",
+        "baseDockerfile": null,
+        "sharedVolumes": true,
+        "shmSize": "2g",
+        "arguments": [],
+        "baseImageRegistry": {
+            "address": null,
+            "username": null,
+            "password": null
+        }
+    },
+    "spark": {
+        "repositories": [],
+        "packages": [],
+        "precachePackages": true
+    },
+    "databricks": {
+        "mavenLibraries": [],
+        "pypiLibraries": [],
+        "rcranLibraries": [],
+        "jarLibraries": [],
+        "eggLibraries": []
+    },
+    "inferencingStackVersion": null
+}
diff --git a/diabetes_regression/ci_dependencies.yml b/diabetes_regression/ci_dependencies.yml
@@ -5,16 +5,19 @@ dependencies:
   # The python interpreter version.
 - python=3.7.5
 
-- r=3.6.0
-- r-essentials=3.6.0
+  # dependencies with versions aligned with conda_dependencies.yml.
 - numpy=1.18.1
 - pandas=1.0.0
 - scikit-learn=0.22.1
 
+  # dependencies for MLOps with R.
+- r=3.6.0
+- r-essentials=3.6.0
+
 - pip=20.0.2
 - pip:
 
-  # dependencies shared with other environment .yml files.
+  # dependencies with versions aligned with conda_dependencies.yml.
   - azureml-sdk==1.0.79
 
   # Additional pip dependencies for the CI environment.

diff --git a/diabetes_regression/conda_dependencies.yml b/diabetes_regression/conda_dependencies.yml
@@ -0,0 +1,33 @@
+# Details about the Conda environment file format:
+# https://conda.io/docs/using/envs.html#create-environment-file-by-hand
+
+name: diabetes_regression_sklearn
+
+dependencies:
+
+  # The python interpreter version.
+- python=3.7.5
+
+  # Required by azureml-defaults, installed separately through Conda to
+  # get a prebuilt version and not require build tools for the install.
+- psutil=5.6 #latest
+
+- numpy=1.18.1
+- pandas=1.0.0
+- scikit-learn=0.22.1
+#- r-essentials
+#- tensorflow
+#- keras
+
+- pip=20.0.2
+- pip:
+
+  # Dependencies for training environment.
+
+  - azureml-core==1.0.79
+
+  # Dependencies for scoring environment.
+
+  # You must list azureml-defaults as a pip dependency
+  - azureml-defaults==1.0.79
+  - inference-schema[numpy-support]==1.0.1
diff --git a/diabetes_regression/scoring/deployment_config_aci.yml b/diabetes_regression/scoring/deployment_config_aci.yml
@@ -1,5 +1,4 @@
----
+computeType: ACI
 containerResourceRequirements:
   cpu: 1
   memoryInGB: 4
-computeType: ACI
diff --git a/diabetes_regression/scoring/inference_config.yml b/diabetes_regression/scoring/inference_config.yml
@@ -1,6 +1,6 @@
 entryScript: score.py
 runtime: python
-condaFile: ../scoring_dependencies.yml
+condaFile: ../conda_dependencies.yml
 extraDockerfileSteps:
 schemaFile:
 sourceDirectory:

diff --git a/diabetes_regression/scoring_dependencies.yml b/diabetes_regression/scoring_dependencies.yml
diff --git a/diabetes_regression/training_dependencies.yml b/diabetes_regression/training_dependencies.yml
diff --git a/docs/code_description.md b/docs/code_description.md
@@ -27,8 +27,8 @@
 
 ### Environment Definitions
 
-- `diabetes_regression/training_dependencies.yml` : Conda environment definition for the training environment (Docker image in which train.py is run).
-- `diabetes_regression/scoring_dependencies.yml` : Conda environment definition for the scoring environment (Docker image in which score.py is run).
+- `diabetes_regression/azureml_environment.json` : Azure ML environment definition for the training environment, including base Docker image and a reference to `conda_dependencies.yml` Conda environment file.
+- `diabetes_regression/conda_dependencies.yml` : Conda environment definition for the environment used for both training and scoring (Docker image in which train.py and score.py are run).
 - `diabetes_regression/ci_dependencies.yml` : Conda environment definition for the CI environment.
 
 ### Code

diff --git a/docs/getting_started.md b/docs/getting_started.md
@@ -175,9 +175,9 @@ Great, you now have the build pipeline set up which automatically triggers every
 pipelines using R to train a model. This is enabled
 by changing the `build-train-script` pipeline variable to either of:
 * `diabetes_regression_build_train_pipeline_with_r.py` to train a model
-with R on Azure ML Compute. You will also need to add the
-`r-essentials` Conda packages into `diabetes_regression/scoring_dependencies.yml`
-and `diabetes_regression/training_dependencies.yml`. 
+with R on Azure ML Compute. You will also need to uncomment (i.e. include) the
+`r-essentials` Conda packages in the environment definition
+`diabetes_regression/conda_dependencies.yml`.
 * `diabetes_regression_build_train_pipeline_with_r_on_dbricks.py`
 to train a model with R on Databricks. You will need
 to manually create a Databricks cluster and attach it to the ML Workspace as a

diff --git a/ml_service/pipelines/diabetes_regression_build_train_pipeline.py b/ml_service/pipelines/diabetes_regression_build_train_pipeline.py
@@ -1,8 +1,8 @@
 from azureml.pipeline.core.graph import PipelineParameter
 from azureml.pipeline.steps import PythonScriptStep
 from azureml.pipeline.core import Pipeline
-from azureml.core import Workspace
-from azureml.core.runconfig import RunConfiguration, CondaDependencies
+from azureml.core import Workspace, Environment
+from azureml.core.runconfig import RunConfiguration
 from azureml.core import Dataset, Datastore
 from ml_service.util.attach_compute import get_compute
 from ml_service.util.env_variables import Env
@@ -28,17 +28,17 @@ def main():
         print("aml_compute:")
         print(aml_compute)
 
-    # Create a run configuration environment
-    conda_deps_file = "diabetes_regression/training_dependencies.yml"
-    conda_deps = CondaDependencies(conda_deps_file)
-    run_config = RunConfiguration(conda_dependencies=conda_deps)
-    run_config.environment.docker.enabled = True
-    config_envvar = {}
+    # Create a reusable run configuration environment
+    # Read definition from diabetes_regression/azureml_environment.json
+    environment = Environment.load_from_directory(e.sources_directory_train)
     if (e.collection_uri is not None and e.teamproject_name is not None):
         builduri_base = e.collection_uri + e.teamproject_name
         builduri_base = builduri_base + "/_build/results?buildId="
-        config_envvar["BUILDURI_BASE"] = builduri_base
-    run_config.environment.environment_variables = config_envvar
+        environment.environment_variables["BUILDURI_BASE"] = builduri_base
+    environment.register(aml_workspace)
+
+    run_config = RunConfiguration()
+    run_config.environment = environment
 
     model_name_param = PipelineParameter(
         name="model_name", default_value=e.model_name)

diff --git a/ml_service/pipelines/diabetes_regression_build_train_pipeline_with_r.py b/ml_service/pipelines/diabetes_regression_build_train_pipeline_with_r.py
@@ -1,7 +1,7 @@
 from azureml.pipeline.steps import PythonScriptStep
 from azureml.pipeline.core import Pipeline
-from azureml.core import Workspace
-from azureml.core.runconfig import RunConfiguration, CondaDependencies
+from azureml.core import Workspace, Environment
+from azureml.core.runconfig import RunConfiguration
 from ml_service.util.attach_compute import get_compute
 from ml_service.util.env_variables import Env
 
@@ -26,11 +26,19 @@ def main():
         print("aml_compute:")
         print(aml_compute)
 
-    # Create a run configuration environment
-    conda_deps_file = "diabetes_regression/training_dependencies.yml"
-    conda_deps = CondaDependencies(conda_deps_file)
-    run_config = RunConfiguration(conda_dependencies=conda_deps)
-    run_config.environment.docker.enabled = True
+    # Create a reusable run configuration environment
+    # Read definition from diabetes_regression/azureml_environment.json
+    # Make sure to include `r-essentials'
+    #   in diabetes_regression/conda_dependencies.yml
+    environment = Environment.load_from_directory(e.sources_directory_train)
+    if (e.collection_uri is not None and e.teamproject_name is not None):
+        builduri_base = e.collection_uri + e.teamproject_name
+        builduri_base = builduri_base + "/_build/results?buildId="
+        environment.environment_variables["BUILDURI_BASE"] = builduri_base
+    environment.register(aml_workspace)
+
+    run_config = RunConfiguration()
+    run_config.environment = environment
 
     train_step = PythonScriptStep(
         name="Train Model",