Module market 

Shared trade market projection helpers.

These are pure helpers used by gateway response projection and CLI/domain adapters. Keep them here instead of in one surface handler so market prefix and futures-ticker fallback rules have a single callable source.

Functions

derive_sec_market

Derive FTAPI TrdSecMarket from explicit value, account market, and code.

extract_futures_ticker_prefix

Extract the ticker prefix from a futures code.

futures_ticker_to_sec_market

Derive TrdSecMarket from known futures ticker prefixes.

is_futures_code

Return whether the code looks like a futures symbol.

sec_market_from_code_prefix

Derive TrdSecMarket from an explicit code prefix such as HK. / US..

strip_market_prefix

Strip a known FTAPI market prefix from a user/security code.

trd_market_label

Canonical Trd_Common.TrdMarket label used by user-facing filters and surface adapters.

view_only_fund_market_label

Label for fund markets that are view-only on active write/calculation paths.