def bip39_passphrase(passphrase, verbose=False):
"""Provide a BIP39 passphrase"""
with get_device() as dev:
dev.check_mitm()
ok = dev.send_recv(CCProtocolPacker.bip39_passphrase(passphrase),
timeout=None)
assert ok == None
print("Waiting for OK on the Coldcard...", end='', file=sys.stderr)
sys.stderr.flush()
while 1:
time.sleep(0.250)
done = dev.send_recv(CCProtocolPacker.get_passphrase_done(),
timeout=None)
if done == None:
continue
break
print("\r \r",
end='',
file=sys.stderr)
sys.stderr.flush()
if verbose:
xpub = done
click.echo(xpub)
else:
click.echo('Done.')
