removed future dependencies

setup.py

@@ -31,10 +31,10 @@ def read(*parts):
       # download_url = 'http://github.com/mathandy/svgpathtools/tarball/'+VERSION,
       license='MIT',
 
-      install_requires=['numpy', 'svgwrite', 'future'],
+      install_requires=['numpy', 'svgwrite'],
       platforms="OS Independent",
       # test_suite='tests',
-      requires=['numpy', 'svgwrite', 'future'],
+      requires=['numpy', 'svgwrite'],
       keywords=['svg', 'svg path', 'svg.path', 'bezier', 'parse svg path', 'display svg'],
       classifiers = [
             "Development Status :: 4 - Beta",

svgpathtools/document.py

@@ -50,8 +50,10 @@
 from .path import *
 
 # To maintain forward/backward compatibility
-from past.builtins import basestring
-from future.utils import iteritems
+try:
+    str = basestring
+except NameError:
+    pass
 
 # Let xml.etree.ElementTree know about the SVG namespace
 SVG_NAMESPACE = {'svg': 'http://www.w3.org/2000/svg'}
@@ -120,7 +122,7 @@ def get_relevant_children(parent, last_tf):
 
         # For each element type that we know how to convert into path data, parse the element after confirming that
         # the path_filter accepts it.
-        for key, converter in iteritems(path_conversions):
+        for key, converter in path_conversions.items():
             for path_elem in filter(path_filter, top.group.iterfind('svg:'+key, SVG_NAMESPACE)):
                 path_tf = top.transform.dot(parse_transform(path_elem.get('transform')))
                 path = transform(parse_path(converter(path_elem)), path_tf)
@@ -206,7 +208,7 @@ def flatten_group(self,
                       group_filter=lambda x: True,
                       path_filter=lambda x: True,
                       path_conversions=CONVERSIONS):
-        if all(isinstance(s, basestring) for s in group):
+        if all(isinstance(s, str) for s in group):
             # If we're given a list of strings, assume it represents a nested sequence
             group = self.get_or_add_group(group)
         elif not isinstance(group, Element):
@@ -223,7 +225,7 @@ def add_path(self, path, attribs=None, group=None):
             group = self.tree.getroot()
 
         # If we are given a list of strings (one or more), assume it represents a sequence of nested group names
-        elif all(isinstance(elem, basestring) for elem in group):
+        elif all(isinstance(elem, str) for elem in group):
             group = self.get_or_add_group(group)
 
         elif not isinstance(group, Element):
@@ -240,7 +242,7 @@ def add_path(self, path, attribs=None, group=None):
             path_svg = path.d()
         elif is_path_segment(path):
             path_svg = Path(path).d()
-        elif isinstance(path, basestring):
+        elif isinstance(path, str):
             # Assume this is a valid d-string. TODO: Should we sanity check the input string?
             path_svg = path
         else:

svgpathtools/parser.py

@@ -12,7 +12,10 @@
 from .path import Path, Line, QuadraticBezier, CubicBezier, Arc
 
 # To maintain forward/backward compatibility
-from past.builtins import basestring
+try:
+    str = basestring
+except NameError:
+    pass
 
 COMMANDS = set('MmZzLlHhVvCcSsQqTtAa')
 UPPERCASE = set('MZLHVCSQTA')
@@ -286,7 +289,7 @@ def parse_transform(transform_str):
     If the string is empty or null, this returns a 3x3 identity matrix"""
     if not transform_str:
         return np.identity(3)
-    elif not isinstance(transform_str, basestring):
+    elif not isinstance(transform_str, str):
         raise TypeError('Must provide a string to parse')
 
     total_transform = np.identity(3)