import json
from sqlite3 import Connection, OperationalError, connect

def create_tables( schema: str, db: Connection ) -> None:
    tabs = json.load( open( schema ) )
    for name, cols in tabs.items():
        cdesc = ', '.join( f'{c} {t}' for c, t in cols.items() )
        db.execute( f'create table {name} ( {cdesc} )' )


import run_tests