Cloud + Python
Cloud SDK patterns — storage, serverless handlers, secrets, and deployment helpers.
How to Mock Azure Key Vault Secret Get in Python
Mock an Azure Key Vault client's get_secret method with unittest.mock to test functions that retrieve secret values without hitting the real service.
import unittest
from unittest.mock import MagicMock, patch
def get_secret(key_vault_client, secret_name):
"""Retrieve a secret value from an Azure Key Vault client."""
secret = key_vault_client.get_secret(secret_name)
return secret.value
class TestKeyVaultSecretGet(unittest.TestCase):
def test_get_…How to mock boto3 S3 upload file wrapper in Python
Wrap an S3 put_object call in a testable function that returns metadata, and mock boto3 to verify the upload without touching AWS.
import boto3
import io
def upload_file_to_s3(file_obj, bucket, key, object_metadata=None):
"""Upload a file-like object to S3 and return a metadata dict."""
s3 = boto3.client("s3")
content = file_obj.read()
s3.put_object(
Bucket=bucket,
Key=key,
Body=content,
Metadata=…How to mock boto3 S3 upload in Python
Shows how to mock the boto3 S3 client with unit tests and wrap an upload function to return a dictionary with status details.
import boto3
from unittest.mock import Mock, patch
class S3Uploader:
def __init__(self, bucket_name):
self.bucket_name = bucket_name
self.s3 = boto3.client("s3", region_name="us-east-1")
def upload_file(self, local_path, s3_key):
self.s3.upload_file(local_path, self.bucket_name, s3_ke…Browse by section
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