[cindex.py] Fix erroneous comment for CompileCommands

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@159810 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/bindings/python/clang/cindex.py b/bindings/python/clang/cindex.py
index 1a471cd..afbfe3d 100644
--- a/bindings/python/clang/cindex.py
+++ b/bindings/python/clang/cindex.py
@@ -2140,9 +2140,7 @@
         Get an iterable object providing each argument in the
         command line for the compiler invocation as a _CXString.
 
-        Invariants :
-          - the first argument is the compiler executable
-          - the last argument is the file being compiled
+        Invariant : the first argument is the compiler executable
         """
         length = CompileCommand_getNumArgs(self.cmd)
         for i in xrange(length):