Removed duplicated words in in comments and docs.
diff --git a/Python/pystrtod.c b/Python/pystrtod.c
index b8dd919..209c908 100644
--- a/Python/pystrtod.c
+++ b/Python/pystrtod.c
@@ -325,7 +325,7 @@
On overflow (e.g., when trying to convert '1e500' on an IEEE 754 machine),
if overflow_exception is NULL then +-Py_HUGE_VAL is returned, and no Python
- exception is raised. Otherwise, overflow_exception should point to a
+ exception is raised. Otherwise, overflow_exception should point to
a Python exception, this exception will be raised, -1.0 will be returned,
and *endptr will point just past the end of the converted value.