azure-cosmos-db-py

# Cosmos DB Service Implementation Build production-grade Azure Cosmos DB NoSQL services following clean code, security best practices, and TDD principles. ## Installation ```bash pip install azure-cosmos azure-identity ``` ## Environment Variables ```bash COSMOS_ENDPOINT=https://<account>.documents.azure.com:443/ COSMOS_DATABASE_NAME=<database-name> COSMOS_CONTAINER_ID=<container-id> # For emulator only (not production) COSMOS_KEY=<emulator-key> ``` ## Authentication **DefaultAzureCredential (preferred)**: ```python from azure.cosmos import CosmosClient from azure.identity import DefaultAzureCredential client = CosmosClient( url=os.environ["COSMOS_ENDPOINT"], credential=DefaultAzureCredential() ) ``` **Emulator (local development)**: ```python from azure.cosmos import CosmosClient client = CosmosClient( url="https://localhost:8081", credential=os.environ["COSMOS_KEY"], connection_verify=False ) ``` ## Architecture Overview ``` ┌─────────────────────────────────────────────────────────────────┐ │ FastAPI Router │ │ - Auth dependencies (get_current_user, get_current_user_required) │ - HTTP error responses (HTTPException) │ └──────────────────────────────┬──────────────────────────────────┘ │ ┌──────────────────────────────▼──────────────────────────────────┐ │ Service Layer │ │ - Business lo...