Removed duplicated words in in comments and docs.
diff --git a/Modules/_tracemalloc.c b/Modules/_tracemalloc.c
index 780e8ed..bbe7259 100644
--- a/Modules/_tracemalloc.c
+++ b/Modules/_tracemalloc.c
@@ -104,7 +104,7 @@
Protected by TABLES_LOCK(). */
static size_t tracemalloc_peak_traced_memory = 0;
-/* Hash table used as a set to to intern filenames:
+/* Hash table used as a set to intern filenames:
PyObject* => PyObject*.
Protected by the GIL */
static _Py_hashtable_t *tracemalloc_filenames = NULL;
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index e1e5af9..e2d9b5c 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -10289,7 +10289,7 @@
/* This code is used to ensure that the tables of configuration value names
- * are in sorted order as required by conv_confname(), and also to build the
+ * are in sorted order as required by conv_confname(), and also to build
* the exported dictionaries that are used to publish information about the
* names available on the host platform.
*