Python v3 (#55)

* Per 'http://python-future.org/automatic_conversion.html' py2 & py3 compatibility.

* Make sure test fails if there is more than one list entry.

* Fix deprecated warning for invalid escapes.

* Support utf-8 in template files

* Add utf-8 characters to a test example

* Unicode example in template input.

* Switch to utf-8 strings and remove unnecessary conversions.

* Remove legacy lint checks

* Migrate StringIO and remove unneeded import six.

* Remove unnecessary explicit unicast declaration.

* oll back changes to 'open'.

* Cosmetic linting.

* Package 'future' needed for importing builtins.
[aliases]
test=pytest

* Add tests and testdata to distribution.

* Use correct install_requires stanza for dependencies.

* Include testdata files in binarty dist for tyesting.

MANIFEST.in

@@ -1,3 +1,6 @@
-include README.md
 include COPYING
+include *.md
+include *.txt
+recursive-include tests *.py
 recursive-include examples *
+recursive-include testdata *

setup.cfg

@@ -3,3 +3,6 @@ description-file = README.md
 
 [aliases]
 test=pytest
+
+[bdist_wheel]
+universal=1

setup.py

@@ -45,7 +45,9 @@
           'Programming Language :: Python :: 2',
           'Programming Language :: Python :: 3',
           'Topic :: Software Development :: Libraries'],
-      requires=['six'],
       packages=['textfsm'],
+      include_package_data=True,
+      package_data={'textfsm': ['../testdata/*']},
+      install_requires=['six', 'future'],
       setup_requires=['pytest-runner'],
       tests_require=['pytest'])

tests/clitable_test.py

@@ -19,15 +19,16 @@
 from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
+from __future__ import unicode_literals
 
 import copy
 import os
 import re
 import unittest
 
+from io import StringIO
 from textfsm import clitable
 from textfsm import copyable_regex_object
-from six.moves import StringIO
 
 
 class UnitTestIndexTable(unittest.TestCase):
@@ -88,6 +89,7 @@ class UnitTestCliTable(unittest.TestCase):
   """Tests the CliTable class."""
 
   def setUp(self):
+    super(UnitTestCliTable, self).setUp()
     clitable.CliTable.INDEX = {}
     self.clitable = clitable.CliTable('default_index', 'testdata')
     self.input_data = ('a b c\n'

tests/copyable_regex_object_test.py

@@ -19,6 +19,7 @@
 from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
+from __future__ import unicode_literals
 
 import copy
 import unittest

tests/terminal_test.py

@@ -17,18 +17,23 @@
 
 """Unittest for terminal module."""
 
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+from __future__ import unicode_literals
 
+from builtins import range
+from builtins import object
 import sys
 import unittest
 
-# pylint: disable=redefined-builtin
-from six.moves import range
 from textfsm import terminal
 
 
 class TerminalTest(unittest.TestCase):
 
   def setUp(self):
+    super(TerminalTest, self).setUp()
     self.environ_orig = terminal.os.environ
     self.open_orig = terminal.os.open
     self.terminal_orig = terminal.TerminalSize
@@ -142,6 +147,7 @@ def flush(self):
 class PagerTest(unittest.TestCase):
 
   def setUp(self):
+    super(PagerTest, self).setUp()
     sys.stdout = FakeTerminal()
     self.get_ch_orig = terminal.Pager._GetCh
     terminal.Pager._GetCh = lambda self: 'q'