alembic_env_setup_with_postgresql_enum_auto_detection.py

1# In your alembic/env.py file
2from alembic import context
3from sqlalchemy import engine_from_config, pool
4import alembic_postgresql_enum  # This import is required to register the hooks
5
6# ... (standard Alembic setup code)
7
8config = context.config
9
10# ...
11
12def run_migrations_online():
13    """Run migrations in 'online' mode."""
14    connectable = engine_from_config(
15        config.get_section(config.config_ini_section),
16        prefix="sqlalchemy.",
17        poolclass=pool.NullPool,
18    )
19
20    with connectable.connect() as connection:
21        context.configure(
22            connection=connection,
23            target_metadata=target_metadata,
24            # The library works by hooking into the migration generation process
25            # No additional configuration inside context.configure is strictly required
26            # beyond importing the library at the top of the file.
27        )
28
29        with context.begin_transaction():
30            context.run_migrations()
31
32# ...