def is_private_key_list(text): parts = text.split() return bool(parts) and all(bitcoin.is_private_key(x) for x in parts)
def get_private_keys(text): parts = text.split('\n') parts = map(lambda x: ''.join(x.split()), parts) parts = filter(bool, parts) if bool(parts) and all(bitcoin.is_private_key(x) for x in parts): return parts