Cargo Features

[dependencies]
pyth-anchor = { version = "0.1.0", default-features = false, features = ["no-entrypoint", "no-idl", "cpi", "devnet", "localnet"] }
default = localnet

The localnet feature is set by default whenever pyth-anchor is added without default-features = false somewhere in the dependency tree.

no-entrypoint cpi?
no-idl
cpi = no-entrypoint
mainnet testnet devnet
localnet default

pyth-anchor has 6 features without comments.