datalink-sdk 1.0.0

A lightweight, unified database connector SDK for Python.

DataLink SDK

A lightweight, unified database connector SDK for Python. Connect to MySQL, PostgreSQL, MongoDB, and Redis using a single consistent interface.

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Installation

pip install datalink-sdk

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Supported Databases

Driver	Key
MySQL	mysql
PostgreSQL	postgres
MongoDB	mongodb
Redis	redis

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Quick Start

from datalink_sdk import DataLinkClient

# MySQL
conn = DataLinkClient.get_connection("mysql", {
    "host": "localhost",
    "user": "root",
    "password": "secret",
    "database": "mydb",
    "port": 3306,
})

# PostgreSQL
conn = DataLinkClient.get_connection("postgres", {
    "host": "localhost",
    "user": "postgres",
    "password": "secret",
    "database": "mydb",
    "port": 5432,
})

# MongoDB
conn = DataLinkClient.get_connection("mongodb", {
    "uri": "mongodb://localhost:27017",
})

# Redis
conn = DataLinkClient.get_connection("redis", {
    "host": "localhost",
    "port": 6379,
    "password": None,
})

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Exception Handling

from datalink_sdk import DataLinkClient, DataLinkConnectionError, UnsupportedDriverError

try:
    conn = DataLinkClient.get_connection("mysql", config)
except DataLinkConnectionError as e:
    print(f"Connection failed: {e}")
except UnsupportedDriverError as e:
    print(f"Unknown driver: {e}")

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Exceptions Reference

Exception	When raised
DataLinkException	Base exception for all DataLink SDK errors
DataLinkConnectionError	Connection to the database failed
UnsupportedDriverError	Driver type not recognised
DataLinkConfigError	Configuration is invalid or missing fields

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Project Structure

datalink_sdk/
├── core/
│   ├── base_driver.py       # Abstract base class for all drivers
│   ├── client.py            # DataLinkClient — main entry point
│   └── exceptions.py        # All SDK exceptions
├── drivers/
│   ├── mysql.py
│   ├── postgres.py
│   ├── mongodb.py
│   └── redis.py
└── config/
    └── settings.py

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License

MIT