Remove the embedded copy of six.

OLD_API.md

@@ -17,7 +17,7 @@ a assertion toolbox that works fine with [nose](http://code.google.com/p/python-
 
 ```python
 from sure.deprecated import that
-from sure.six import PY3
+from six import PY3
 
 if PY3:
     assert that("something").is_a(str)

requirements.txt

@@ -1,2 +1,3 @@
 nose==1.3.0
 rednose==0.4.1
+six

spec/reference.md

@@ -243,7 +243,7 @@ exception:
 
 ```python
 import sure
-from sure.six import PY3
+from six import PY3
 
 if PY3:
     range.when.called_with(10, step=20).should.throw(TypeError, "range() does not take keyword arguments")
@@ -296,7 +296,7 @@ this takes the class (type) itself and checks if the object is an instance of it
 
 ```python
 import sure
-from sure.six import PY3
+from six import PY3
 
 if PY3:
     u"".should.be.an(str)

sure/__init__.py

@@ -27,6 +27,9 @@
 from functools import wraps
 from datetime import datetime
 
+from six import string_types, text_type, PY3, get_function_code
+from six.moves import reduce
+
 from sure.old import AssertionHelper
 from sure.old import Iterable
 from sure.old import builtins
@@ -39,8 +42,6 @@
 
 from sure.magic import is_cpython, patchable_builtin
 from sure.registry import context as _registry
-from sure.six import string_types, text_type, PY3, get_function_code
-from sure.six.moves import reduce
 
 
 if PY3:

sure/compat_py3.py

@@ -0,0 +1,29 @@
+import six
+
+if six.PY3:
+    def compat_repr(object_repr):
+        return object_repr
+else:
+    def compat_repr(object_repr):
+        # compat_repr is designed to return all reprs with leading 'u's
+        # inserted to make all strings look like unicode strings.
+        # This makes testing between py2 and py3 much easier.
+        result = ''
+        in_quote = False
+        curr_quote = None
+        for char in object_repr:
+            if char in ['"', "'"] and (
+                not curr_quote or char == curr_quote):
+                if in_quote:
+                    # Closing quote
+                    curr_quote = None
+                    in_quote = False
+                else:
+                    # Opening quote
+                    curr_quote = char
+                    result += 'u'
+                    in_quote = True
+            result += char
+        return result
+
+text_type_name = six.text_type().__class__.__name__

sure/core.py

@@ -24,11 +24,11 @@
 
 import os
 import inspect
-from sure.terminal import red, green, yellow
-from sure.six import (
+from six import (
     text_type, integer_types, string_types, binary_type,
     PY3, get_function_code
 )
+from sure.terminal import red, green, yellow
 
 
 class FakeOrderedDict(OrderedDict):

sure/old.py

@@ -33,11 +33,12 @@
 except ImportError:
     import builtins
 
+from six import string_types, text_type
+
 from sure.core import DeepComparison
 from sure.core import _get_file_name
 from sure.core import _get_line_number
 from sure.core import itemize_length
-from sure.six import string_types, text_type
 
 
 def is_iterable(obj):