removes dependency to six module

docs/source/assertion-reference.rst

@@ -422,12 +422,7 @@ instance of it
 
 .. code:: python
 
-    from six import PY3
-
-    if PY3:
-        u"".should.be.an(str)
-    else:
-        u"".should.be.an(unicode)
+    "".should.be.an(str)
     [].should.be.a(list)
 
 ``.be.above(num) and .be.below(num)``

requirements.txt

@@ -1,4 +1,3 @@
-six==1.16.0
 click==8.1.7
 couleur==0.7.4
 coverage==7.3.3

setup.py

@@ -81,7 +81,7 @@ def read_readme():
         return __doc__
 
 
-install_requires = ["mock", "six", "coverage==7.3.3", "click==8.1.7", "couleur==0.7.4"]
+install_requires = ["mock", "coverage==7.3.3", "click==8.1.7", "couleur==0.7.4"]
 tests_require = []
 version = read_version()
 

tests/issues/test_issue_134.py

@@ -21,7 +21,6 @@
 """
 
 from sure import expect
-from six import PY2
 
 
 def test_issue_132():
@@ -50,19 +49,13 @@ def __great_test_4():
     def __great_test_bytes():
         expect(b'hello{42world }}').should.be.equal(b'hello{42foo }}')
 
-    if PY2:
-        error_msg = "X is 'hello{42world }}' whereas Y is 'hello{42foo }}'"
-    else:
-        error_msg = "X is b'hello{42world }}' whereas Y is b'hello{42foo }}'"
+    error_msg = "X is b'hello{42world }}' whereas Y is b'hello{42foo }}'"
 
     expect(__great_test_bytes).when.called.to.throw(AssertionError, error_msg)
 
     def __great_test_unicode():
         expect(u'hello{42world }}').should.be.equal(u'hello{42foo }}')
 
-    if PY2:
-        error_msg = "X is u'hello{42world }}' whereas Y is u'hello{42foo }}'"
-    else:
-        error_msg = "X is 'hello{42world }}' whereas Y is 'hello{42foo }}'"
+    error_msg = "X is 'hello{42world }}' whereas Y is 'hello{42foo }}'"
 
     expect(__great_test_unicode).when.called.to.throw(AssertionError, error_msg)

tox.ini

@@ -4,13 +4,12 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py27, pypy, py34, py35, py36, py37
+envlist = py36, py37, py38, py39, py310, py311, py312
 
 [testenv]
 commands = nosetests --rednose -vv --with-coverage --cover-package=sure
 deps =
-    six
-    mock
-    nose
-    rednose
+    click
+    couleur
     coverage
+    mock