mirror of
https://github.com/Azure/MachineLearningNotebooks.git
synced 2025-12-19 17:17:04 -05:00
update samples from Release-63 as a part of SDK release
This commit is contained in:
amlrelsa-ms
@@ -1,4 +1,5 @@
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import os
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import sys
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def convert(imgf, labelf, outf, n):
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@@ -23,8 +24,8 @@ def convert(imgf, labelf, outf, n):
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l.close()
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mounted_input_path = os.environ['fashion_ds']
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mounted_output_path = os.environ['AZUREML_DATAREFERENCE_prepared_fashion_ds']
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mounted_input_path = sys.argv[1]
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mounted_output_path = sys.argv[2]
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os.makedirs(mounted_output_path, exist_ok=True)
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convert(os.path.join(mounted_input_path, 'train-images-idx3-ubyte'),
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@@ -65,12 +65,9 @@
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"source": [
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"import os\n",
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"import azureml.core\n",
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"from azureml.core import Workspace, Dataset, Datastore, ComputeTarget, RunConfiguration, Experiment\n",
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"from azureml.core.runconfig import CondaDependencies\n",
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"from azureml.core import Workspace, Dataset, Datastore, ComputeTarget, Experiment\n",
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"from azureml.pipeline.steps import PythonScriptStep, EstimatorStep\n",
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"from azureml.pipeline.core import Pipeline, PipelineData\n",
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"from azureml.train.dnn import TensorFlow\n",
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"\n",
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"from azureml.pipeline.core import Pipeline\n",
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"# check core SDK version number\n",
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"print(\"Azure ML SDK Version: \", azureml.core.VERSION)"
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]
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@@ -141,7 +138,7 @@
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"from azureml.core.compute_target import ComputeTargetException\n",
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"\n",
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"# choose a name for your cluster\n",
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"cluster_name = \"gpu-cluster\"\n",
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"cluster_name = \"amlcomp\"\n",
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"\n",
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"try:\n",
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" compute_target = ComputeTarget(workspace=workspace, name=cluster_name)\n",
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@@ -168,9 +165,9 @@
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"source": [
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"## Create the Fashion MNIST dataset\n",
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"\n",
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"By creating a dataset, you create a reference to the data source location. If you applied any subsetting transformations to the dataset, they will be stored in the dataset as well. The data remains in its existing location, so no extra storage cost is incurred. \n",
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"By creating a dataset, you create a reference to the data source location. If you applied any subsetting transformations to the dataset, they will be stored in the dataset as well. The data remains in its existing location, so no extra storage cost is incurred.\n",
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"\n",
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"Every workspace comes with a default [datastore](https://docs.microsoft.com/en-us/azure/machine-learning/service/how-to-access-data) (and you can register more) which is backed by the Azure blob storage account associated with the workspace. We can use it to transfer data from local to the cloud, and create a dataset from it. We will now upload the [Fashion MNIST](./keras-mnist-fashion) to the default datastore (blob) within your workspace."
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"Every workspace comes with a default [datastore](https://docs.microsoft.com/azure/machine-learning/service/how-to-access-data) (and you can register more) which is backed by the Azure blob storage account associated with the workspace. We can use it to transfer data from local to the cloud, and create a dataset from it. We will now upload the [Fashion MNIST](./data) to the default datastore (blob) within your workspace."
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]
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},
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{
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@@ -180,8 +177,8 @@
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"outputs": [],
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"source": [
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"datastore = workspace.get_default_datastore()\n",
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"datastore.upload_files(files = ['keras-mnist-fashion/t10k-images-idx3-ubyte', 'keras-mnist-fashion/t10k-labels-idx1-ubyte',\n",
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" 'keras-mnist-fashion/train-images-idx3-ubyte','keras-mnist-fashion/train-labels-idx1-ubyte'],\n",
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"datastore.upload_files(files = ['data/t10k-images-idx3-ubyte', 'data/t10k-labels-idx1-ubyte',\n",
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" 'data/train-images-idx3-ubyte','data/train-labels-idx1-ubyte'],\n",
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" target_path = 'mnist-fashion',\n",
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" overwrite = True,\n",
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" show_progress = True)"
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@@ -191,7 +188,7 @@
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"Then we will create an unregistered FileDataset pointing to the path in the datastore. You can also create a dataset from multiple paths. [Learn More](https://aka.ms/azureml/howto/createdatasets) "
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"Then we will create an unregistered FileDataset pointing to the path in the datastore. You can also create a dataset from multiple paths. [Learn More](https://aka.ms/azureml/howto/createdatasets) "
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]
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},
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{
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@@ -212,7 +209,7 @@
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"source": [
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"## Build 2-step ML pipeline\n",
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"\n",
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"The [Azure Machine Learning Pipeline](https://docs.microsoft.com/en-us/azure/machine-learning/service/concept-ml-pipelines) enables data scientists to create and manage multiple simple and complex workflows concurrently. A typical pipeline would have multiple tasks to prepare data, train, deploy and evaluate models. Individual steps in the pipeline can make use of diverse compute options (for example: CPU for data preparation and GPU for training) and languages. [Learn More](https://github.com/Azure/MachineLearningNotebooks/tree/master/how-to-use-azureml/machine-learning-pipelines)\n",
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"The [Azure Machine Learning Pipeline](https://docs.microsoft.com/azure/machine-learning/service/concept-ml-pipelines) enables data scientists to create and manage multiple simple and complex workflows concurrently. A typical pipeline would have multiple tasks to prepare data, train, deploy and evaluate models. Individual steps in the pipeline can make use of diverse compute options (for example: CPU for data preparation and GPU for training) and languages. [Learn More](https://github.com/Azure/MachineLearningNotebooks/tree/master/how-to-use-azureml/machine-learning-pipelines)\n",
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"\n",
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"\n",
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"### Step 1: data preparation\n",
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@@ -222,28 +219,11 @@
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"Each image is 28 pixels in height and 28 pixels in width, for a total of 784 pixels in total. Each pixel has a single pixel-value associated with it, indicating the lightness or darkness of that pixel, with higher numbers meaning darker. This pixel-value is an integer between 0 and 255. Both mnist_train.csv and mnist_test.csv contain 785 columns. The first column consists of the class labels, which represent the article of clothing. The rest of the columns contain the pixel-values of the associated image."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# set up the compute environment to install required packages\n",
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"conda = CondaDependencies.create(\n",
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" pip_packages=['azureml-sdk','azureml-dataset-runtime[fuse,pandas]'],\n",
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" pin_sdk_version=False)\n",
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"\n",
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"conda.set_pip_option('--pre')\n",
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"\n",
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"run_config = RunConfiguration()\n",
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"run_config.environment.python.conda_dependencies = conda"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"Intermediate data (or output of a step) is represented by a `PipelineData` object. preprared_fashion_ds is produced as the output of step 1, and used as the input of step 2. PipelineData introduces a data dependency between steps, and creates an implicit execution order in the pipeline. You can register a `PipelineData` as a dataset and version the output data automatically. [Learn More](https://docs.microsoft.com/azure/machine-learning/service/how-to-version-track-datasets#version-a-pipeline-output-dataset) "
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"Intermediate data (or output of a step) is represented by a `OutputFileDatasetConfig` object. preprared_fashion_ds is produced as the output of step 1, and used as the input of step 2. `OutputFileDatasetConfig` introduces a data dependency between steps, and creates an implicit execution order in the pipeline. You can register a `OutputFileDatasetConfig` as a dataset and version the output data automatically."
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]
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},
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{
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@@ -252,18 +232,28 @@
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"metadata": {},
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"outputs": [],
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"source": [
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"# define output data\n",
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"prepared_fashion_ds = PipelineData('prepared_fashion_ds', datastore=datastore).as_dataset()\n",
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"from azureml.data import OutputFileDatasetConfig\n",
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"\n",
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"# register output data as dataset\n",
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"prepared_fashion_ds = prepared_fashion_ds.register(name='prepared_fashion_ds', create_new_version=True)"
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"# learn more about the output config\n",
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"help(OutputFileDatasetConfig)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# write output to datastore under folder `outputdataset` and register it as a dataset after the experiment completes\n",
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"# make sure the service principal in your datastore has blob data contributor role in order to write data back\n",
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"prepared_fashion_ds = OutputFileDatasetConfig(destination=(datastore, 'outputdataset/{run-id}')).register_on_complete(name='prepared_fashion_ds')"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"A **PythonScriptStep** is a basic, built-in step to run a Python Script on a compute target. It takes a script name and optionally other parameters like arguments for the script, compute target, inputs and outputs. If no compute target is specified, default compute target for the workspace is used. You can also use a [**RunConfiguration**](https://docs.microsoft.com/en-us/python/api/azureml-core/azureml.core.runconfiguration?view=azure-ml-py) to specify requirements for the PythonScriptStep, such as conda dependencies and docker image."
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"A **PythonScriptStep** is a basic, built-in step to run a Python Script on a compute target. It takes a script name and optionally other parameters like arguments for the script, compute target, inputs and outputs. If no compute target is specified, default compute target for the workspace is used. You can also use a [**RunConfiguration**](https://docs.microsoft.com/python/api/azureml-core/azureml.core.runconfiguration?view=azure-ml-py) to specify requirements for the PythonScriptStep, such as conda dependencies and docker image."
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]
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},
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{
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@@ -275,12 +265,10 @@
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"prep_step = PythonScriptStep(name='prepare step',\n",
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" script_name=\"prepare.py\",\n",
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" # mount fashion_ds dataset to the compute_target\n",
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" inputs=[fashion_ds.as_named_input('fashion_ds').as_mount()],\n",
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" outputs=[prepared_fashion_ds],\n",
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" arguments=[fashion_ds.as_named_input('fashion_ds').as_mount(), prepared_fashion_ds],\n",
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" source_directory=script_folder,\n",
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" compute_target=compute_target,\n",
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" runconfig=run_config,\n",
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" allow_reuse=False)"
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" allow_reuse=True)"
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]
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},
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{
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@@ -289,9 +277,7 @@
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"source": [
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"### Step 2: train CNN with Keras\n",
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"\n",
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"Next, we construct an `azureml.train.dnn.TensorFlow` estimator object. The TensorFlow estimator is providing a simple way of launching a TensorFlow training job on a compute target. It will automatically provide a docker image that has TensorFlow installed.\n",
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"\n",
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"[EstimatorStep](https://docs.microsoft.com/en-us/python/api/azureml-pipeline-steps/azureml.pipeline.steps.estimator_step.estimatorstep?view=azure-ml-py) adds a step to run Tensorflow Estimator in a Pipeline. It takes a dataset as the input."
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"Next, we construct an `azureml.train.Estimator` estimator object. [EstimatorStep](https://docs.microsoft.com/python/api/azureml-pipeline-steps/azureml.pipeline.steps.estimator_step.estimatorstep?view=azure-ml-py) adds a step to run Tensorflow Estimator in a Pipeline. It takes a dataset as the input."
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]
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},
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{
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@@ -300,17 +286,17 @@
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"metadata": {},
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"outputs": [],
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"source": [
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"# set up training step with Tensorflow estimator\n",
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"est = TensorFlow(entry_script='train.py',\n",
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" source_directory=script_folder,\n",
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" pip_packages = ['azureml-sdk', 'keras<=2.3.1', 'tensorflow==2.1.0', 'numpy','scikit-learn', 'matplotlib'],\n",
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" compute_target=compute_target)\n",
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"from azureml.train.estimator import Estimator\n",
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"# set up training step with Estimator\n",
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"est = Estimator(entry_script='train.py',\n",
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" source_directory=script_folder,\n",
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" pip_packages=['keras','tensorflow','numpy','scikit-learn', 'matplotlib','pandas'],\n",
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" compute_target=compute_target)\n",
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"\n",
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"est_step = EstimatorStep(name='train step',\n",
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" estimator=est,\n",
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" estimator_entry_script_arguments=[],\n",
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" # parse prepared_fashion_ds into TabularDataset and use it as the input\n",
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" inputs=[prepared_fashion_ds.parse_delimited_files()],\n",
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" # parse prepared_fashion_ds into tabulardataset and use it as input\n",
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" estimator_entry_script_arguments=[prepared_fashion_ds.read_delimited_files().as_input(name='prepared_fashion_ds')],\n",
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" compute_target=compute_target)"
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]
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},
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@@ -321,7 +307,7 @@
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"### Build the pipeline\n",
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"Once we have the steps (or steps collection), we can build the [pipeline](https://docs.microsoft.com/python/api/azureml-pipeline-core/azureml.pipeline.core.pipeline.pipeline?view=azure-ml-py).\n",
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"\n",
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"A pipeline is created with a list of steps and a workspace. Submit a pipeline using [submit](https://docs.microsoft.com/python/api/azureml-core/azureml.core.experiment(class)?view=azure-ml-py#submit-config--tags-none----kwargs-). When submit is called, a [PipelineRun](https://docs.microsoft.com/python/api/azureml-pipeline-core/azureml.pipeline.core.pipelinerun?view=azure-ml-py) is created which in turn creates [StepRun](https://docs.microsoft.com/python/api/azureml-pipeline-core/azureml.pipeline.core.steprun?view=azure-ml-py) objects for each step in the workflow."
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"A pipeline is created with a list of steps and a workspace. Submit a pipeline using `submit`. When submit is called, a [PipelineRun](https://docs.microsoft.com/python/api/azureml-pipeline-core/azureml.pipeline.core.pipelinerun?view=azure-ml-py) is created which in turn creates [StepRun](https://docs.microsoft.com/python/api/azureml-pipeline-core/azureml.pipeline.core.steprun?view=azure-ml-py) objects for each step in the workflow."
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]
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},
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{
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@@ -374,23 +360,7 @@
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"Azure Machine Learning dataset makes it easy to trace how your data is used in ML. [Learn More](https://docs.microsoft.com/en-us/azure/machine-learning/service/how-to-version-track-datasets#track-datasets-in-experiments)<br>\n",
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"For each Machine Learning experiment, you can easily trace the datasets used as the input through `Run` object."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# get input datasets\n",
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"prep_step = run.find_step_run('prepare step')[0]\n",
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"inputs = prep_step.get_details()['inputDatasets']\n",
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"input_dataset = inputs[0]['dataset']\n",
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"\n",
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"# list the files referenced by input_dataset\n",
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"input_dataset.to_path()"
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"Azure Machine Learning dataset makes it easy to trace how your data is used in ML. [Learn More](https://docs.microsoft.com/azure/machine-learning/service/how-to-version-track-datasets#track-datasets-in-experiments)<br>"
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]
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},
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{
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@@ -406,11 +376,10 @@
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"metadata": {},
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"outputs": [],
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"source": [
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"fashion_ds = input_dataset.register(workspace = workspace,\n",
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" name = 'fashion_ds',\n",
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" description = 'image and label files from fashion mnist',\n",
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" create_new_version = True)\n",
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"fashion_ds"
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"fashion_ds = fashion_ds.register(workspace = workspace,\n",
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" name = 'fashion_ds',\n",
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" description = 'image and label files from fashion mnist',\n",
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" create_new_version = True)"
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]
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},
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{
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