@verbatim
>>> from pygost.gost3410 import CURVE_PARAMS
>>> from pygost.gost3410 import GOST3410Curve
->>> curve = GOST3410Curve(*CURVE_PARAMS["GostR3410_2012_TC26_ParamSetA"])
+>>> curve = GOST3410Curve(*CURVE_PARAMS["id-tc26-gost-3410-12-512-paramSetA"])
>>> from os import urandom
>>> prv_raw = urandom(32)
>>> from pygost.gost3410 import prv_unmarshal