Added support for Python 2.4: issue #89 (wangtz) and issue #94 (jvantuyl).

HISTORY.rst

 History
 =======
 
+0.4.1 (2011-03-25)
+------------------
+* Added support for Python 2.4. [wangtz, jvantuyl]
+
 0.4.0 (2011-01-12)
 ------------------
 * Add support for nested contexts (within template and view)

README.rst

@@ -10,8 +10,12 @@ framework-agnostic way to render logic-free views.
 As ctemplates says, "It emphasizes separating logic from presentation:
 it is impossible to embed application logic in this template language."
 
-Pystache is a Python implementation of Mustache. Pystache requires
-Python 2.6.
+Pystache is a Python implementation of Mustache. Pystache works on--
+
+* Python 2.4
+* Python 2.5
+* Python 2.6
+* Python 2.7
 
 Pystache is semantically versioned: http://semver.org.
 

examples/nested_context.py

@@ -11,9 +11,11 @@ class NestedContext(pystache.View):
 
     def derp(self):
         return [{'inner': 'car'}]
-        
+
     def herp(self):
         return [{'outer': 'car'}]
-        
+
     def nested_context_in_view(self):
-        return 'it works!' if self.get('outer') == self.get('inner') else ''
\ No newline at end of file
+        if self.get('outer') == self.get('inner'):
+            return 'it works!'
+        return ''
\ No newline at end of file

pystache/template.py

@@ -53,7 +53,11 @@ class Template(object):
         if kwargs:
             context.update(kwargs)
 
-        self.view = context if isinstance(context, View) else View(context=context)
+        if isinstance(context, View):
+            self.view = context
+        else:
+            self.view = View(context=context)
+
         self._compile_regexps()
 
     def _compile_regexps(self):
@@ -80,7 +84,7 @@ class Template(object):
             replacer = ''
 
             # Callable
-            if it and isinstance(it, collections.Callable):
+            if it and callable(it):
                 replacer = it(inner)
             # Dictionary
             elif it and hasattr(it, 'keys') and hasattr(it, '__getitem__'):

setup.py

@@ -35,8 +35,10 @@ setup(name='pystache',
         "Development Status :: 4 - Beta",
         "License :: OSI Approved :: MIT License",
         "Programming Language :: Python",
+        "Programming Language :: Python :: 2.4",
         "Programming Language :: Python :: 2.5",
         "Programming Language :: Python :: 2.6",
+        "Programming Language :: Python :: 2.7",
         )
      )