sign_message (Func)

Sign an arbitrary message with a private key.

PARAMETER	DESCRIPTION
message	The message string to sign. TYPE: str
private_key	The private key to sign with. TYPE: PrivateKey
no_aux_rand	If True, use deterministic signing (default: False). TYPE: bool DEFAULT: False

RETURNS	DESCRIPTION
str	The signature as a hex string. TYPE: str

RAISES	DESCRIPTION
Exception	If signing fails.