Fixed issue #50: "Template(foo='bar') raises an exception"

The commit also adds a unit test for this case.

pystache/template.py

@@ -66,6 +66,9 @@ class Template(object):
 
         self.template = template
 
+        if context is None:
+            context = {}
+
         if kwargs:
             context.update(kwargs)
 

tests/test_template.py

+# coding: utf-8
+
+"""
+Unit tests of template.py.
+
+"""
+
+import unittest
+
+from pystache.template import Template
+
+
+class TemplateTestCase(unittest.TestCase):
+
+    def test_init__kwargs_with_no_context(self):
+        """
+        Test passing **kwargs with no context.
+
+        """
+        # This test checks that the following line raises no exception.
+        template = Template(foo="bar")
+