Table of Contents
This package contains a pure-Python CovenantSQL client library, based on PEP 249.
NOTE: PyCovenantSQL only support high level APIs defined in PEP 249.
- Python -- one of the following:
- Packages:
- CovenantSQL Adapter Server:
- CovenantSQL >= 0.0.3
Package is uploaded on PyPI.
You can install it with pip:
$ python3 -m pip install PyCovenantSQL
Documentation is available online: http://developers.covenantsql.io/
Key file and dsn can get from: http://developers.covenantsql.io/docs/quickstart
For support, please fire a issue at Github.
The following examples make use of a simple table
CREATE TABLE `users` (
`id` INTEGER PRIMARY KEY AUTOINCREMENT,
`email` varchar(255) NOT NULL,
`password` varchar(255) NOT NULL
);import pycovenantsql
# Connect to the database with dsn
# host and port are your local CovenantSQL Adapter server
connection = pycovenantsql.connect(
dsn='covenantsql://your_database_id',
host='localhost',
port=11108,
)
try:
with connection.cursor() as cursor:
# Create a new record
sql = "INSERT INTO `users` (`email`, `password`) VALUES (%s, %s)"
cursor.execute(sql, ('webmaster@python.org', 'very-secret'))
# connection is autocommit. No need to commit in any case.
# connection.commit()
with connection.cursor() as cursor:
# Read a single record
sql = "SELECT `id`, `password` FROM `users` WHERE `email`=%s"
cursor.execute(sql, ('webmaster@python.org',))
result = cursor.fetchone()
print(result)
finally:
connection.close()This example will print:
{'password': 'very-secret', 'id': 1}- DB-API 2.0: http://www.python.org/dev/peps/pep-0249
- CovenantSQL Website: https://covenantsql.io/
- CovenantSQL testnet quick start: https://testnet.covenantsql.io/quickstart
- CovenantSQL source code: https://github.com/CovenantSQL/CovenantSQL
PyCovenantSQL is released under the Apache 2.0 License. See LICENSE for more information.