Optimize imports

acertmgr.py

@@ -6,9 +6,9 @@
 # Copyright (c) Rudolf Mayerhofer, 2019.
 # available under the ISC license, see LICENSE
 
-import io
 import grp
 import importlib
+import io
 import os
 import pwd
 import shutil

configuration.py

@@ -11,7 +11,6 @@ import io
 import os
 
 import tools
-import io
 
 ACME_DIR = "/etc/acme"
 ACME_CONF = os.path.join(ACME_DIR, "acme.conf")

modes/dns/nsupdate.py

@@ -5,11 +5,11 @@
 # Copyright (c) Rudolf Mayerhofer, 2019
 # available under the ISC license, see LICENSE
 import datetime
+import io
 import ipaddress
 import re
 import socket
 import time
-import io
 
 import dns
 import dns.query
@@ -19,7 +19,6 @@ import dns.update
 
 from modes.dns.abstract import DNSChallengeHandler
 
-
 DEFAULT_KEY_ALGORITHM = "HMAC-MD5.SIG-ALG.REG.INT"
 
 

modes/standalone.py

@@ -20,7 +20,6 @@ import os
 import threading
 
 from modes.webdir import ChallengeHandler as WebChallengeHandler
-import datetime
 
 
 # @brief custom request handler for ACME challenges

modes/webdir.py

@@ -9,7 +9,7 @@ import datetime
 import os
 
 from modes.abstract import AbstractChallengeHandler
-import datetime
+
 try:
     from urllib.request import urlopen  # Python 3
 except ImportError:

tools.py

@@ -9,11 +9,11 @@
 import base64
 import binascii
 import datetime
-import os
 import hashlib
 import io
-import six
+import os
 
+import six
 from cryptography import x509
 from cryptography.hazmat.backends import default_backend
 from cryptography.hazmat.primitives import hashes, serialization