image_classification.py

def show_custom_labels(model,bucket,photo, min_confidence):
    client=boto3.client('rekognition')

    #Call DetectCustomLabels
    response = client.detect_custom_labels(Image={'S3Object': {'Bucket': bucket, 'Name': photo}},
        MinConfidence=min_confidence,
        ProjectVersionArn=model)

    # For object detection use case, uncomment below code to display image.
    display_image(bucket,photo,response)
    return len(response['CustomLabels'])