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-rw-r--r--rsa/util.py6
1 files changed, 1 insertions, 5 deletions
diff --git a/rsa/util.py b/rsa/util.py
index 29d5eb1..cb31c46 100644
--- a/rsa/util.py
+++ b/rsa/util.py
@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-#
# Copyright 2011 Sybren A. Stüvel <sybren@stuvel.eu>
#
# Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,15 +14,13 @@
"""Utility functions."""
-from __future__ import with_statement, print_function
-
import sys
from optparse import OptionParser
import rsa.key
-def private_to_public():
+def private_to_public() -> None:
"""Reads a private key and outputs the corresponding public key."""
# Parse the CLI options