config

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Application configuration.

AppConfig is a frozen dataclass — immutable after creation, IDE-autocompletable, no string-key dict lookups.

Application configuration.

AppConfig is a frozen dataclass — immutable after creation, IDE-autocompletable, no string-key dict lookups.

config

Name Type Default Description
type
qualified_name
element_type
description
source_file
line_number
is_autodoc
autodoc_element
_autodoc_template
_autodoc_url_path
_autodoc_page_type
title
doc_content_hash

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_env_int_first
function
def _env_int_first(keys: tuple[str, ...], default: int) -> int

Read the first present integer env var from keys.

Parameters

Name Type Default Description
keys tuple[str, ...]
default int
_env_allowed_hosts
function
def _env_allowed_hosts(prefix: str) -> tuple[str, ...]

Read allowed hosts, with Railway healthcheck support when detectable.

Parameters

Name Type Default Description
prefix str
_env_trusted_proxies
function
def _env_trusted_proxies(prefix: str) -> tuple[str, ...]

Read TRUSTED_PROXIES as a comma/space-separated tuple (empty default).

Unlike _env_allowed_hosts, an unset value stays () so pounce ignores X-Forwarded-For entirely — there is no implicit '*' fallback.

Parameters

Name Type Default Description
prefix str
_env_log_format
function
def _env_log_format(key: str, default: str) -> str

Read log format from env; invalid values fall back to default.

Parameters

Name Type Default Description
key str
default str
_env_log_level
function
def _env_log_level(key: str, default: str) -> str

Read log level from env; invalid values fall back to default.

Parameters

Name Type Default Description
key str
default str
_levenshtein
function
def _levenshtein(a: str, b: str) -> int

Compute Levenshtein distance between two strings.

Parameters

Name Type Default Description
a str
b str
_warn_unknown_env_vars
function
def _warn_unknown_env_vars(prefix: str, known_suffixes: frozenset[str]) -> None

Emit warnings for unrecognized env vars with the given prefix.

Parameters

Name Type Default Description
prefix str
known_suffixes frozenset[str]
AppConfig
class

Application configuration. Immutable after creation.

All fields have sensible defaults. Override what you need::

config = AppConfig(debug=True, port=3000, secret_key="s3cr3t")

View source · /home/runner/work/chirp/chirp/site/../src/chirp/config.py:1