python 2.6 support

Author: saxix

pytest_echo.py

@@ -75,7 +75,7 @@ def get_module_attribute(path):
         for i, el in enumerate(parts):
             try:
                 if parent:
-                    a = "{}.{}".format(parent, parts[i])
+                    a = "%s.%s" % (parent, parts[i])
                 else:
                     a = parts[i]
                 pkg = __import__(a, fromlist=[parent])

setup.py

@@ -28,6 +28,7 @@
         'Topic :: Software Development :: Libraries',
         'Topic :: Utilities',
         'Programming Language :: Python',
+        'Programming Language :: Python :: 2.6',
         'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3.3',
         'Programming Language :: Python :: 3.4',

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist=py27,py33,py34
+envlist=py26,py27,py32,py33,py34,pypy
 
 [testenv]
 deps =  pytest