use py3 instead py2

.travis.yml

@@ -3,7 +3,7 @@ services:
   - docker
 language: python
 python:
-  - "2.7"
+  - "3.6"
 install:
   - pip install -r requirements.txt
 

test/conftest.py

@@ -14,9 +14,9 @@
     'PIHOLE_DNS_2': '4.2.2.2'
 }
 
-tick_box = "[\x1b[1;32m\xe2\x9c\x93\x1b[0m]".decode("utf-8")
-cross_box = "[\x1b[1;31m\xe2\x9c\x97\x1b[0m]".decode("utf-8")
-info_box = "[i]".decode("utf-8")
+tick_box = "[\x1b[1;32m\u2713\x1b[0m]"
+cross_box = "[\x1b[1;31m\u2717\x1b[0m]"
+info_box = "[i]"
 
 
 @pytest.fixture
@@ -38,9 +38,7 @@ def run_bash(self, command, *args, **kwargs):
         return out
 
     funcType = type(Docker.run)
-    Docker.run = funcType(run_bash,
-                          Docker,
-                          testinfra.backend.docker.DockerBackend)
+    Docker.run = funcType(run_bash, Docker)
     return Docker
 
 
@@ -106,7 +104,7 @@ def mock_command(script, args, container):
     #!/bin/bash -e
     echo "\$0 \$@" >> /var/log/{script}
     case "\$1" in'''.format(script=script))
-    for k, v in args.iteritems():
+    for k, v in args.items():
         case = dedent('''
         {arg})
         echo {res}
@@ -133,7 +131,7 @@ def mock_command_2(script, args, container):
     #!/bin/bash -e
     echo "\$0 \$@" >> /var/log/{script}
     case "\$1 \$2" in'''.format(script=script))
-    for k, v in args.iteritems():
+    for k, v in args.items():
         case = dedent('''
         \"{arg}\")
         echo \"{res}\"

test/test_000_build_containers.py

@@ -18,6 +18,6 @@
 def test_build_pihole_image(image, tag):
     build_cmd = run_local('docker build -f {} -t {} .'.format(image, tag))
     if build_cmd.rc != 0:
-        print build_cmd.stdout
-        print build_cmd.stderr
+        print(build_cmd.stdout)
+        print(build_cmd.stderr)
     assert build_cmd.rc == 0

test/test_automated_install.py

@@ -1,6 +1,6 @@
 from textwrap import dedent
 import re
-from conftest import (
+from .conftest import (
     SETUPVARS,
     tick_box,
     info_box,
@@ -34,7 +34,7 @@ def test_setupVars_are_sourced_to_global_scope(Pihole):
     This confirms the sourced variables are in scope between functions
     '''
     setup_var_file = 'cat <<EOF> /etc/pihole/setupVars.conf\n'
-    for k, v in SETUPVARS.iteritems():
+    for k, v in SETUPVARS.items():
         setup_var_file += "{}={}\n".format(k, v)
     setup_var_file += "EOF\n"
     Pihole.run(setup_var_file)
@@ -59,7 +59,7 @@ def test_setupVars_are_sourced_to_global_scope(Pihole):
 
     output = run_script(Pihole, script).stdout
 
-    for k, v in SETUPVARS.iteritems():
+    for k, v in SETUPVARS.items():
         assert "{}={}".format(k, v) in output
 
 
@@ -69,7 +69,7 @@ def test_setupVars_saved_to_file(Pihole):
     '''
     # dedent works better with this and padding matching script below
     set_setup_vars = '\n'
-    for k, v in SETUPVARS.iteritems():
+    for k, v in SETUPVARS.items():
         set_setup_vars += "    {}={}\n".format(k, v)
     Pihole.run(set_setup_vars).stdout
 
@@ -88,7 +88,7 @@ def test_setupVars_saved_to_file(Pihole):
 
     output = run_script(Pihole, script).stdout
 
-    for k, v in SETUPVARS.iteritems():
+    for k, v in SETUPVARS.items():
         assert "{}={}".format(k, v) in output
 
 

test/test_centos_fedora_support.py

@@ -1,10 +1,9 @@
 import pytest
-from conftest import (
+from .conftest import (
     tick_box,
     info_box,
     cross_box,
     mock_command,
-    mock_command_2,
 )
 
 

test/test_shellcheck.py

@@ -14,5 +14,5 @@ def test_scripts_pass_shellcheck():
                   "shellcheck -x \"$file\" -e SC1090,SC1091; "
                   "done;")
     results = run_local(shellcheck)
-    print results.stdout
+    print(results.stdout)
     assert '' == results.stdout

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27
+envlist = py36
 
 [testenv]
 whitelist_externals = docker