>>> from pygost.gost3410 import CURVES
>>> curve = CURVES["id-tc26-gost-3410-12-512-paramSetA"]
>>> from os import urandom
>>> from pygost.gost3410 import CURVES
>>> curve = CURVES["id-tc26-gost-3410-12-512-paramSetA"]
>>> from os import urandom
>>> from pygost.gost3410 import public_key
>>> pub = public_key(curve, prv)
>>> from pygost.gost3410 import pub_marshal
>>> from pygost.utils import hexenc
>>> print "Public key is:", hexenc(pub_marshal(pub))
>>> from pygost.gost3410 import public_key
>>> pub = public_key(curve, prv)
>>> from pygost.gost3410 import pub_marshal
>>> from pygost.utils import hexenc
>>> print "Public key is:", hexenc(pub_marshal(pub))
>>> from pygost.gost3410 import sign
>>> signature = sign(curve, prv, dgst)
>>> from pygost.gost3410 import verify
>>> from pygost.gost3410 import sign
>>> signature = sign(curve, prv, dgst)
>>> from pygost.gost3410 import verify