tier.py¶

Generated: 2026-03-30T04:38:46.244324+00:00

Commit: 615f1354a103

Language: python

Scope: dazzle_back

Purpose¶

Event Bus Tier Configuration and Factory.

Provides a unified way to configure and instantiate the appropriate event bus based on deployment environment. Supports automatic tier detection and explicit configuration.

Tiers: - Tier 0: In-memory (testing) - Tier 1: PostgreSQL (Heroku pilots) - Tier 2:...

Key Exports¶

EventTier
TierConfig
detect_tier
create_bus
get_tier_info

Dependencies¶

Imports¶

__future__.annotations
logging
os
dataclasses.dataclass
dataclasses.field
enum.StrEnum
typing.TYPE_CHECKING
typing.Any
dazzle_back.events.bus.EventBus
dazzle_back.events.dev_memory.DevBusMemory
dazzle_back.events.kafka_bus.KafkaBus
dazzle_back.events.postgres_bus.PostgresBus
dazzle_back.events.redis_bus.RedisBus
dazzle_back.events.postgres_bus.ASYNCPG_AVAILABLE
dazzle_back.events.postgres_bus.PostgresBus
dazzle_back.events.postgres_bus.PostgresConfig
dazzle_back.events.redis_bus.REDIS_AVAILABLE
dazzle_back.events.redis_bus.RedisBus
dazzle_back.events.redis_bus.RedisConfig
dazzle_back.events.kafka_bus.KAFKA_AVAILABLE

Event Interactions¶

Emits: app.Order

Invariants and Assumptions¶

Validates: Unknown tier: {tier}

Tests¶

tests/unit/test_events.py
tests/unit/test_events_api.py

Notes¶

This page was automatically generated by tools/gen_reference_docs.py.