Convert a pile of obvious "yes/no" functions to return bool.
diff --git a/Lib/pydoc.py b/Lib/pydoc.py
index c27da11..587a24c 100755
--- a/Lib/pydoc.py
+++ b/Lib/pydoc.py
@@ -148,7 +148,8 @@
     if os.path.isdir(path):
         for ext in ['.py', '.pyc', '.pyo']:
             if os.path.isfile(os.path.join(path, '__init__' + ext)):
-                return 1
+                return True
+    return False
 
 def synopsis(filename, cache={}):
     """Get the one-line summary out of a module file."""