improve coverage, update to v0.1.1

.travis.yml

@@ -13,7 +13,7 @@ install:
 
 # command to run tests
 script:
-  - coverage run tests/tests.py
+  - coverage run --source midict tests/tests.py
 
 after_success:
   coveralls

README.rst

@@ -143,4 +143,4 @@ Test
 
 ``python tests/tests.py``
 
-Tested with both Python 2.7 and Python 3.5.
+Tested with both Python 2.7 and Python 3,3, 3.4, 3.5.

midict/__init__.py

@@ -4,7 +4,7 @@
 
 import sys
 
-__version__ = '0.1.0'
+__version__ = '0.1.1'
 
 
 PY2 = sys.version_info[0] == 2
@@ -1199,10 +1199,7 @@ def __iter__(self, index=None):
                     yield x
 
         else:
-            if index is None:
-                for x in ():
-                    yield x
-            else:
+            if index is not None:
                 raise KeyError('Index not found (dictionary is empty): %s' % (index,))
 
 
@@ -1219,10 +1216,7 @@ def __reversed__(self, index=None):
                 for x in reversed(self.indices[index]):
                     yield x
         else:
-            if index is None:
-                for x in ():
-                    yield x
-            else:
+            if index is not None:
                 raise KeyError('Index not found (dictionary is empty): %s' % (index,))
 
 
@@ -1683,10 +1677,7 @@ def itervalues(self): # single index
             for x in self._mapping.iterkeys(index):
                 yield x
         else:
-            if index is None:
-                for x in ():
-                    yield x
-            else:
+            if index is not None:
                 raise KeyError('Index not found (dictionary is empty): %s' % (index,))
 
     def iteritems(self):
@@ -1696,9 +1687,6 @@ def iteritems(self):
                 -1 if self.index_value is None else self.index_value])
             for x in items:
                 yield x
-        else:
-            for x in ():
-                yield x
 
     def keys(self):
         return list(self.iterkeys())

setup.py

@@ -65,7 +65,7 @@ def split(self, *args, **kw):
     name=package_name,
     version=find_version(package_name, '__init__.py'),
     url='https://github.com/ShenggaoZhu/midict',
-    download_url = 'https://codeload.github.com/ShenggaoZhu/midict/zip/v0.1.0',
+    download_url = 'https://codeload.github.com/ShenggaoZhu/midict/zip/v0.1.1',
     license='MIT',
     description=
         'MIDict is an ordered "dictionary" with multiple indices '