You can search for identifiers within the package.
in-package search v0.2.0
val get : 'a Tezos_protocol_environment_005_PsBABY5H.RPC_context.simple -> 'a -> Alpha_context.packed_operation -> Tezos_protocol_environment_005_PsBABY5H.Chain_id.t -> int Tezos_protocol_environment_005_PsBABY5H.Error_monad.shell_tzresult Tezos_protocol_environment_005_PsBABY5H.Lwt.t