public void GetCustomModelArgumentValidation()
{
FormTrainingClient client = CreateInstrumentedClient();
Assert.ThrowsAsync <ArgumentNullException>(() => client.GetCustomModelAsync(null));
Assert.ThrowsAsync <ArgumentException>(() => client.GetCustomModelAsync(string.Empty));
Assert.ThrowsAsync <ArgumentException>(() => client.GetCustomModelAsync("1975-04-04"));
}
public async Task ManageCustomModelsAsync()
{
string endpoint = TestEnvironment.Endpoint;
string apiKey = TestEnvironment.ApiKey;
string trainingFileUrl = TestEnvironment.BlobContainerSasUrl;
#region Snippet:FormRecognizerSampleManageCustomModelsAsync
FormTrainingClient client = new FormTrainingClient(new Uri(endpoint), new AzureKeyCredential(apiKey));
// Check number of models in the FormRecognizer account, and the maximum number of models that can be stored.
AccountProperties accountProperties = await client.GetAccountPropertiesAsync();
Console.WriteLine($"Account has {accountProperties.CustomModelCount} models.");
Console.WriteLine($"It can have at most {accountProperties.CustomModelLimit} models.");
// List the models currently stored in the account.
AsyncPageable <CustomFormModelInfo> models = client.GetCustomModelsAsync();
await foreach (CustomFormModelInfo modelInfo in models)
{
Console.WriteLine($"Custom Model Info:");
Console.WriteLine($" Model Id: {modelInfo.ModelId}");
Console.WriteLine($" Model name: {modelInfo.ModelName}");
Console.WriteLine($" Is composed model: {modelInfo.Properties.IsComposedModel}");
Console.WriteLine($" Model Status: {modelInfo.Status}");
Console.WriteLine($" Training model started on: {modelInfo.TrainingStartedOn}");
Console.WriteLine($" Training model completed on: : {modelInfo.TrainingCompletedOn}");
}
// Create a new model to store in the account
CustomFormModel model = await client.StartTrainingAsync(new Uri(trainingFileUrl), useTrainingLabels : false, new TrainingOptions()
{
ModelName = "My new model"
}).WaitForCompletionAsync();
// Get the model that was just created
CustomFormModel modelCopy = await client.GetCustomModelAsync(model.ModelId);
Console.WriteLine($"Custom Model with Id {modelCopy.ModelId} and name {modelCopy.ModelName} recognizes the following form types:");
foreach (CustomFormSubmodel submodel in modelCopy.Submodels)
{
Console.WriteLine($"Submodel Form Type: {submodel.FormType}");
foreach (CustomFormModelField field in submodel.Fields.Values)
{
Console.Write($" FieldName: {field.Name}");
if (field.Label != null)
{
Console.Write($", FieldLabel: {field.Label}");
}
Console.WriteLine("");
}
}
// Delete the model from the account.
await client.DeleteModelAsync(model.ModelId);
#endregion
}
