python-lesscpy/python-lesscpy-no-six.patch

diff --git a/lesscpy/lessc/color.py b/lesscpy/lessc/color.py
index d734233..50aa15d 100644
--- a/lesscpy/lessc/color.py
+++ b/lesscpy/lessc/color.py
@@ -9,10 +9,9 @@
 """
 
 import operator
+import re
 
 import colorsys
-import re
-from six import string_types
 from . import utility
 from lesscpy.lib import colors
 
@@ -304,7 +303,7 @@ def spin(self, color, degree, *args):
             str
         """
         if color and degree:
-            if isinstance(degree, string_types):
+            if isinstance(degree, str):
                 degree = float(degree.strip('%'))
             h, l, s = self._hextohls(color)
             h = ((h * 360.0) + degree) % 360.0
@@ -348,7 +347,7 @@ def mix(self, color1, color2, weight=50, *args):
             str
         """
         if color1 and color2:
-            if isinstance(weight, string_types):
+            if isinstance(weight, str):
                 weight = float(weight.strip('%'))
             weight = ((weight / 100.0) * 2) - 1
             rgb1 = self._hextorgb(color1)
@@ -417,7 +416,7 @@ def _hextohls(self, hex):
         return colorsys.rgb_to_hls(*[c / 255.0 for c in rgb])
 
     def _ophsl(self, color, diff, idx, operation):
-        if isinstance(diff, string_types):
+        if isinstance(diff, str):
             diff = float(diff.strip('%'))
         hls = list(self._hextohls(color))
         hls[idx] = self._clamp(operation(hls[idx], diff / 100.0))
diff --git a/lesscpy/lessc/lexer.py b/lesscpy/lessc/lexer.py
index 38a964f..15c5cbb 100644
--- a/lesscpy/lessc/lexer.py
+++ b/lesscpy/lessc/lexer.py
@@ -11,7 +11,6 @@
 """
 import re
 import ply.lex as lex
-from six import string_types
 
 from lesscpy.lib import dom
 from lesscpy.lib import css
@@ -422,7 +421,7 @@ def input(self, file):
         Load lexer with content from `file` which can be a path or a file
         like object.
         """
-        if isinstance(file, string_types):
+        if isinstance(file, str):
             with open(file) as f:
                 self.lexer.input(f.read())
         else:
diff --git a/lesscpy/lessc/parser.py b/lesscpy/lessc/parser.py
index a16a7d8..2621a62 100644
--- a/lesscpy/lessc/parser.py
+++ b/lesscpy/lessc/parser.py
@@ -12,13 +12,10 @@
 .. moduleauthor:: Johann T. Mariusson <jtm@robot.is>
 """
 
-from __future__ import print_function
-
 import os
 import tempfile
 import sys
 import ply.yacc
-from six import string_types
 
 from . import lexer
 from . import utility
@@ -234,7 +231,7 @@ def p_statement_import(self, p):
         if self.importlvl > 8:
             raise ImportError(
                 'Recrusive import level too deep > 8 (circular import ?)')
-        if isinstance(p[3], string_types):
+        if isinstance(p[3], str):
             ipath = utility.destring(p[3])
         elif isinstance(p[3], list):
             p[3] = Import(p[3], p.lineno(4)).parse(self.scope)
diff --git a/lesscpy/lessc/scope.py b/lesscpy/lessc/scope.py
index 05d8ec2..04ab3e1 100644
--- a/lesscpy/lessc/scope.py
+++ b/lesscpy/lessc/scope.py
@@ -7,8 +7,6 @@
     See LICENSE for details.
 .. moduleauthor:: Johann T. Mariusson <jtm@robot.is>
 """
-from six import string_types
-
 from . import utility
 
 
@@ -190,7 +188,7 @@ def swap(self, name):
             var = self.variables('@' + name[2:-1])
             if var is False:
                 raise SyntaxError('Unknown escaped variable %s' % name)
-            if isinstance(var.value[0], string_types):
+            if isinstance(var.value[0], str):
                 var.value[0] = utility.destring(var.value[0])
         else:
             var = self.variables(name)
diff --git a/lesscpy/lessc/utility.py b/lesscpy/lessc/utility.py
index 9c23d29..cba96ff 100644
--- a/lesscpy/lessc/utility.py
+++ b/lesscpy/lessc/utility.py
@@ -8,13 +8,10 @@
 .. moduleauthor:: Johann T. Mariusson <jtm@robot.is>
 """
 
-from __future__ import print_function
-
 import itertools
 import math
 import re
 import sys
-from six import string_types
 
 try:
     from collections.abc import Iterable
@@ -30,8 +27,7 @@ def flatten(lst):
         generator
     """
     for elm in lst:
-        if isinstance(elm, Iterable) and not isinstance(
-                elm, string_types):
+        if isinstance(elm, Iterable) and not isinstance(elm, str):
             for sub in flatten(elm):
                 yield sub
         else:
@@ -138,7 +134,7 @@ def analyze_number(var, err=''):
         tuple
     """
     n, u = split_unit(var)
-    if not isinstance(var, string_types):
+    if not isinstance(var, str):
         return var, u
     if is_color(var):
         return var, 'color'
@@ -168,7 +164,7 @@ def with_unit(number, unit=None):
         if number.startswith('.'):
             number = '0' + number
         return "%s%s" % (number, unit)
-    return number if isinstance(number, string_types) else str(number)
+    return number if isinstance(number, str) else str(number)
 
 
 def is_color(value):
@@ -178,7 +174,7 @@ def is_color(value):
     returns:
         bool
     """
-    if not value or not isinstance(value, string_types):
+    if not value or not isinstance(value, str):
         return False
     if value[0] == '#' and len(value) in [4, 5, 7, 9]:
         try:
@@ -196,7 +192,7 @@ def is_variable(value):
     returns:
         bool
     """
-    if isinstance(value, string_types):
+    if isinstance(value, str):
         return value.startswith('@') or value.startswith('-@')
     elif isinstance(value, tuple):
         value = ''.join(value)
@@ -287,7 +283,7 @@ def pc_or_float(s):
     returns:
        float
     """
-    if isinstance(s, string_types) and '%' in s:
+    if isinstance(s, str) and '%' in s:
         return float(s.strip('%')) / 100.0
     return float(s)
 
diff --git a/lesscpy/plib/call.py b/lesscpy/plib/call.py
index f45d04b..fde8b9d 100644
--- a/lesscpy/plib/call.py
+++ b/lesscpy/plib/call.py
@@ -13,7 +13,6 @@
     from urllib.parse import quote as urlquote
 except ImportError:
     from urllib import quote as urlquote
-from six import string_types
 from .node import Node
 import lesscpy.lessc.utility as utility
 import lesscpy.lessc.color as Color
@@ -46,7 +45,7 @@ def parse(self, scope):
         color = Color.Color()
         args = [
             t for t in parsed
-            if not isinstance(t, string_types) or t not in '(),'
+            if not isinstance(t, str) or t not in '(),'
         ]
         if hasattr(self, name):
             try:
diff --git a/lesscpy/plib/negated_expression.py b/lesscpy/plib/negated_expression.py
index 60d35d6..25341a6 100644
--- a/lesscpy/plib/negated_expression.py
+++ b/lesscpy/plib/negated_expression.py
@@ -7,8 +7,6 @@
     See LICENSE for details.
 """
 
-from six import string_types
-
 from .node import Node
 
 
@@ -17,6 +15,6 @@ class NegatedExpression(Node):
 
     def parse(self, scope):
         val, = self.process(self.tokens, scope)
-        if isinstance(val, string_types):
+        if isinstance(val, str):
             return '-' + val
         return -val
diff --git a/test/test_lexer.py b/test/test_lexer.py
index 8158f6c..df88b37 100644
--- a/test/test_lexer.py
+++ b/test/test_lexer.py
@@ -1,11 +1,10 @@
 """
 Unit tests for the lexer.
 """
+from io import StringIO
 from tempfile import NamedTemporaryFile
 import unittest
 
-from six import StringIO
-
 from lesscpy.lessc.lexer import LessLexer
 
 
diff --git a/test/test_parser.py b/test/test_parser.py
index 7a23605..032e521 100644
--- a/test/test_parser.py
+++ b/test/test_parser.py
@@ -2,8 +2,7 @@
 Unit test for the parser.
 """
 import unittest
-
-from six import StringIO
+from io import StringIO
 
 from lesscpy.lessc.parser import LessParser
 
diff --git a/test/test_pycompile.py b/test/test_pycompile.py
index 2ed54aa..1cb2b53 100644
--- a/test/test_pycompile.py
+++ b/test/test_pycompile.py
@@ -3,8 +3,7 @@
 
 """
 import unittest
-
-from six import StringIO
+from io import StringIO
 
 from lesscpy import compile