from sqlalchemy import create_engine, inspect

engine = create_engine('sqlite:////home/kosieh/db.sqlite')
inspector = inspect(engine)

schemas = inspector.get_schema_names()

for schema in schemas:
    print(f"Schema: {schema}")
    for tableName in inspector.get_table_names(schema = schema):
        print(f"Table name: {tableName}")
        for column in inspector.get_columns(tableName, schema = schema):
            print(f"Column: {column}")