How to use Azure Blob Storage with Python

In this publication we will see the main methods to use with Azure Blob Storage

pip install azure-storage-blob

Blob Service Client

from os import getenv
from azure.storage.blob import BlobServiceClient

blob_service_client = BlobServiceClient.from_connection_string(
    getenv("AZURE_STORAGE_CONNECTION_STRING"))

Connection String

Methods for blobs (Files)

Upload Blob

def upload_blob(filename: str, container: str, data: BinaryIO):
    try:
        blob_client = blob_service_client.get_blob_client(
            container=container, blob=filename)

        blob_client.upload_blob(data)

        print("success")
    except Exception as e:
        print(e.message)

Download Blob

def download_blob(filename: str, container: str):
    try:
        blob_client = blob_service_client.get_blob_client(
            container=container, blob=filename)

        print(blob_client.download_blob().readall())
    except Exception as e:
        print(e.message)

Delete Blob

def delete_blob(filename: str, container: str):
    try:
        blob_client = blob_service_client.get_blob_client(
            container=container, blob=filename)

        blob_client.delete_blob()

        print("success")
    except Exception as e:
        print(e.message)

Methods for Containers (Folders)

Create Container

def create_container(container: str):
    try:
        blob_service_client.create_container(container)
        print("success")
    except Exception as e:
        print(e.message)

Delete Container

def delete_container(container: str):
    try:
        blob_service_client.delete_container(container)
        print("success")
    except Exception as e:
        print(e.message)

List Containers

def get_containers():
    try:
        containers = blob_service_client.list_containers()
        print([container.name for container in containers])
    except Exception as e:
        print(e.message)

Github Gist