cloudinit: replace "from six import X" imports (except in util.py) (#183)

20 files changed, 21 insertions, 30 deletions

diff --git a/cloudinit/cmd/devel/tests/test_logs.py b/cloudinit/cmd/devel/tests/test_logs.py
index 4951797b..d2dfa8de 100644
--- a/cloudinit/cmd/devel/tests/test_logs.py
+++ b/cloudinit/cmd/devel/tests/test_logs.py
@@ -2,7 +2,7 @@
 
 from datetime import datetime
 import os
-from six import StringIO
+from io import StringIO
 
 from cloudinit.cmd.devel import logs
 from cloudinit.sources import INSTANCE_JSON_SENSITIVE_FILE
diff --git a/cloudinit/cmd/devel/tests/test_render.py b/cloudinit/cmd/devel/tests/test_render.py
index 988bba03..a7fcf2ce 100644
--- a/cloudinit/cmd/devel/tests/test_render.py
+++ b/cloudinit/cmd/devel/tests/test_render.py
@@ -1,7 +1,7 @@
 # This file is part of cloud-init. See LICENSE file for license information.
 
-from six import StringIO
 import os
+from io import StringIO
 
 from collections import namedtuple
 from cloudinit.cmd.devel import render
diff --git a/cloudinit/cmd/tests/test_clean.py b/cloudinit/cmd/tests/test_clean.py
index f092ab3d..13a69aa1 100644
--- a/cloudinit/cmd/tests/test_clean.py
+++ b/cloudinit/cmd/tests/test_clean.py
@@ -5,7 +5,7 @@ from cloudinit.util import ensure_dir, sym_link, write_file
 from cloudinit.tests.helpers import CiTestCase, wrap_and_call, mock
 from collections import namedtuple
 import os
-from six import StringIO
+from io import StringIO
 
 mypaths = namedtuple('MyPaths', 'cloud_dir')
 
diff --git a/cloudinit/cmd/tests/test_cloud_id.py b/cloudinit/cmd/tests/test_cloud_id.py
index 73738170..3f3727fd 100644
--- a/cloudinit/cmd/tests/test_cloud_id.py
+++ b/cloudinit/cmd/tests/test_cloud_id.py
@@ -4,7 +4,7 @@
 
 from cloudinit import util
 from collections import namedtuple
-from six import StringIO
+from io import StringIO
 
 from cloudinit.cmd import cloud_id
 
diff --git a/cloudinit/cmd/tests/test_main.py b/cloudinit/cmd/tests/test_main.py
index 57b8fdf5..384fddc6 100644
--- a/cloudinit/cmd/tests/test_main.py
+++ b/cloudinit/cmd/tests/test_main.py
@@ -3,7 +3,7 @@
 from collections import namedtuple
 import copy
 import os
-from six import StringIO
+from io import StringIO
 
 from cloudinit.cmd import main
 from cloudinit import safeyaml
diff --git a/cloudinit/cmd/tests/test_query.py b/cloudinit/cmd/tests/test_query.py
index c48605ad..6d36a4ea 100644
--- a/cloudinit/cmd/tests/test_query.py
+++ b/cloudinit/cmd/tests/test_query.py
@@ -1,7 +1,7 @@
 # This file is part of cloud-init. See LICENSE file for license information.
 
 import errno
-from six import StringIO
+from io import StringIO
 from textwrap import dedent
 import os
 
diff --git a/cloudinit/cmd/tests/test_status.py b/cloudinit/cmd/tests/test_status.py
index aded8580..1ed10896 100644
--- a/cloudinit/cmd/tests/test_status.py
+++ b/cloudinit/cmd/tests/test_status.py
@@ -2,7 +2,7 @@
 
 from collections import namedtuple
 import os
-from six import StringIO
+from io import StringIO
 from textwrap import dedent
 
 from cloudinit.atomic_helper import write_json
diff --git a/cloudinit/config/cc_debug.py b/cloudinit/config/cc_debug.py
index 610dbc8b..4d5a6aa2 100644
--- a/cloudinit/config/cc_debug.py
+++ b/cloudinit/config/cc_debug.py
@@ -28,8 +28,7 @@ location that this cloud-init has been configured with when running.
 """
 
 import copy
-
-from six import StringIO
+from io import StringIO
 
 from cloudinit import type_utils
 from cloudinit import util
diff --git a/cloudinit/config/cc_landscape.py b/cloudinit/config/cc_landscape.py
index eaf1e940..a9c04d86 100644
--- a/cloudinit/config/cc_landscape.py
+++ b/cloudinit/config/cc_landscape.py
@@ -56,8 +56,7 @@ The following default client config is provided, but can be overridden::
 """
 
 import os
-
-from six import BytesIO
+from io import BytesIO
 
 from configobj import ConfigObj
 
diff --git a/cloudinit/config/cc_puppet.py b/cloudinit/config/cc_puppet.py
index b088db6e..c01f5b8f 100644
--- a/cloudinit/config/cc_puppet.py
+++ b/cloudinit/config/cc_puppet.py
@@ -77,11 +77,10 @@ See https://puppet.com/docs/puppet/latest/config_file_csr_attributes.html
                 pp_preshared_key: 342thbjkt82094y0uthhor289jnqthpc2290
 """
 
-from six import StringIO
-
 import os
 import socket
 import yaml
+from io import StringIO
 
 from cloudinit import helpers
 from cloudinit import util
diff --git a/cloudinit/config/cc_rightscale_userdata.py b/cloudinit/config/cc_rightscale_userdata.py
index bd8ee89f..a5aca038 100644
--- a/cloudinit/config/cc_rightscale_userdata.py
+++ b/cloudinit/config/cc_rightscale_userdata.py
@@ -50,13 +50,12 @@ user scripts configuration directory, to be run later by ``cc_scripts_user``.
 #
 
 import os
+from urllib.parse import parse_qs
 
 from cloudinit.settings import PER_INSTANCE
 from cloudinit import url_helper as uhelp
 from cloudinit import util
 
-from six.moves.urllib_parse import parse_qs
-
 frequency = PER_INSTANCE
 
 MY_NAME = "cc_rightscale_userdata"
diff --git a/cloudinit/config/cc_seed_random.py b/cloudinit/config/cc_seed_random.py
index a5d7c73f..b65f3ed9 100644
--- a/cloudinit/config/cc_seed_random.py
+++ b/cloudinit/config/cc_seed_random.py
@@ -61,8 +61,7 @@ used::
 
 import base64
 import os
-
-from six import BytesIO
+from io import BytesIO
 
 from cloudinit import log as logging
 from cloudinit.settings import PER_INSTANCE
diff --git a/cloudinit/config/cc_zypper_add_repo.py b/cloudinit/config/cc_zypper_add_repo.py
index aba26952..05855b0c 100644
--- a/cloudinit/config/cc_zypper_add_repo.py
+++ b/cloudinit/config/cc_zypper_add_repo.py
@@ -7,7 +7,6 @@
 
 import configobj
 import os
-from six import string_types
 from textwrap import dedent
 
 from cloudinit.config.schema import get_schema_doc
@@ -110,7 +109,7 @@ def _format_repo_value(val):
         return 1 if val else 0
     if isinstance(val, (list, tuple)):
         return "\n    ".join([_format_repo_value(v) for v in val])
-    if not isinstance(val, string_types):
+    if not isinstance(val, str):
         return str(val)
     return val
 
diff --git a/cloudinit/config/tests/test_snap.py b/cloudinit/config/tests/test_snap.py
index 3c472891..cbbb173d 100644
--- a/cloudinit/config/tests/test_snap.py
+++ b/cloudinit/config/tests/test_snap.py
@@ -1,7 +1,7 @@
 # This file is part of cloud-init. See LICENSE file for license information.
 
 import re
-from six import StringIO
+from io import StringIO
 
 from cloudinit.config.cc_snap import (
     ASSERTIONS_FILE, add_assertions, handle, maybe_install_squashfuse,
diff --git a/cloudinit/distros/parsers/hostname.py b/cloudinit/distros/parsers/hostname.py
index dd434ac6..e74c083c 100644
--- a/cloudinit/distros/parsers/hostname.py
+++ b/cloudinit/distros/parsers/hostname.py
@@ -4,7 +4,7 @@
 #
 # This file is part of cloud-init. See LICENSE file for license information.
 
-from six import StringIO
+from io import StringIO
 
 from cloudinit.distros.parsers import chop_comment
 
diff --git a/cloudinit/distros/parsers/hosts.py b/cloudinit/distros/parsers/hosts.py
index 64444581..54e4e934 100644
--- a/cloudinit/distros/parsers/hosts.py
+++ b/cloudinit/distros/parsers/hosts.py
@@ -4,7 +4,7 @@
 #
 # This file is part of cloud-init. See LICENSE file for license information.
 
-from six import StringIO
+from io import StringIO
 
 from cloudinit.distros.parsers import chop_comment
 
diff --git a/cloudinit/distros/parsers/resolv_conf.py b/cloudinit/distros/parsers/resolv_conf.py
index a62055ae..299d54b5 100644
--- a/cloudinit/distros/parsers/resolv_conf.py
+++ b/cloudinit/distros/parsers/resolv_conf.py
@@ -4,7 +4,7 @@
 #
 # This file is part of cloud-init. See LICENSE file for license information.
 
-from six import StringIO
+from io import StringIO
 
 from cloudinit.distros.parsers import chop_comment
 from cloudinit import log as logging
diff --git a/cloudinit/helpers.py b/cloudinit/helpers.py
index dcd2645e..7d2a3305 100644
--- a/cloudinit/helpers.py
+++ b/cloudinit/helpers.py
@@ -12,10 +12,8 @@ from time import time
 
 import contextlib
 import os
-
-from six import StringIO
-from six.moves.configparser import (
-    NoSectionError, NoOptionError, RawConfigParser)
+from configparser import NoSectionError, NoOptionError, RawConfigParser
+from io import StringIO
 
 from cloudinit.settings import (PER_INSTANCE, PER_ALWAYS, PER_ONCE,
                                 CFG_ENV_NAME)
diff --git a/cloudinit/net/dhcp.py b/cloudinit/net/dhcp.py
index c033cc8e..19d0199c 100644
--- a/cloudinit/net/dhcp.py
+++ b/cloudinit/net/dhcp.py
@@ -10,6 +10,7 @@ import os
 import re
 import signal
 import time
+from io import StringIO
 
 from cloudinit.net import (
     EphemeralIPv4Network, find_fallback_nic, get_devicelist,
@@ -17,7 +18,6 @@ from cloudinit.net import (
 from cloudinit.net.network_state import mask_and_ipv4_to_bcast_addr as bcip
 from cloudinit import temp_utils
 from cloudinit import util
-from six import StringIO
 
 LOG = logging.getLogger(__name__)
 
diff --git a/cloudinit/signal_handler.py b/cloudinit/signal_handler.py
index 12fdfe6c..9272d22d 100644
--- a/cloudinit/signal_handler.py
+++ b/cloudinit/signal_handler.py
@@ -9,8 +9,7 @@
 import inspect
 import signal
 import sys
-
-from six import StringIO
+from io import StringIO
 
 from cloudinit import log as logging
 from cloudinit import util