def rsa_key_export():
masterkey = rsa.generate_key( 2048 )
print '[+] generate OK!'
print '[+] exporting keypair to disk...'
rsa.export_keypair( 'rsa_server', masterkey )
print '\t[+] attempting to reload keypair from disk... ',
pubkey = rsa.load_key('rsa_server.pub')
prvkey = rsa.load_key('rsa_server.prv')
assert( prvkey.has_private() )
assert( not pubkey.has_private() )
print 'OK!'
assert(pubkey == prvkey.publickey())