A few cleanups

3 files changed, 2 insertions, 2 deletions

diff --git a/MANIFEST.in b/MANIFEST.in
index 447f8ea..275f752 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -14,7 +14,6 @@ include TODO.txt
 include __main__.py
 include .travis.yml
 include appveyor.yml
-include circle.yml
 include howto.txt
 include igor.py
 include metacov.ini
diff --git a/coverage/collector.py b/coverage/collector.py
index d646837..bc385fc 100644
--- a/coverage/collector.py
+++ b/coverage/collector.py
@@ -371,6 +371,7 @@ class Collector(object):
             tracer.data = data
 
     def cached_abs_file(self, filename):
+        """A locally cached version of `abs_file`."""
         key = (type(filename), filename)
         try:
             return self.abs_file_cache[key]
diff --git a/tests/test_farm.py b/tests/test_farm.py
index 1b52bc2..8368126 100644
--- a/tests/test_farm.py
+++ b/tests/test_farm.py
@@ -103,7 +103,7 @@ class FarmTestCase(ModuleAwareMixin, SysPathAwareMixin, unittest.TestCase):
         """Here to make unittest.TestCase happy, but will never be invoked."""
         raise Exception("runTest isn't used in this class!")
 
-    def __call__(self):
+    def __call__(self):                                 # pylint: disable=arguments-differ
         """Execute the test from the run.py file."""
         if _TEST_NAME_FILE:                             # pragma: debugging
             with open(_TEST_NAME_FILE, "w") as f: