Random Versioning Tag Generator for Databases

This function uses features from the Alembic library to generate a random versioning tag for a specified database. It takes the database URL, an SQLAlchemy engine, and the tag name as parameters and creates a new tag in the database.

Technology Stack : Alembic, SQLAlchemy

Code Type : The type of code

Code Difficulty : Advanced

                
                    
def generate_random_versioning_tag(database_url, engine, tag_name):
    """
    Generates a random versioning tag for a given database engine.

    Parameters:
    - database_url: str, the URL of the database to generate the tag for.
    - engine: sqlalchemy.engine, the SQLAlchemy engine connected to the database.
    - tag_name: str, the name of the tag to generate.

    Returns:
    - str, the randomly generated tag.
    """
    import random
    import string

    def random_string(length):
        letters = string.ascii_letters
        return ''.join(random.choice(letters) for i in range(length))

    with engine.connect() as connection:
        # Generate a random tag
        random_tag = random_string(10)
        # Create a new tag in the database
        connection.execute(f"CREATE TAG IF NOT EXISTS {tag_name} AS '{random_tag}'")
        return random_tag