[Python-checkins] Correct grammar mistakes in string.rst. (GH-9752)

[Miss Islington (bot)]

https://github.com/python/cpython/commit/0d9896db1638e924a4215772ffc0251e16304b9f
commit: 0d9896db1638e924a4215772ffc0251e16304b9f
branch: 3.6
author: Miss Islington (bot) <31488909+miss-islington at users.noreply.github.com>
committer: GitHub <noreply at github.com>
date: 2018-11-07T09:55:02-08:00
summary:

Correct grammar mistakes in string.rst. (GH-9752)

(cherry picked from commit d64991031e4c86ce0331caac16770757511dd025)

Co-authored-by: Andrés Delfino <adelfino at gmail.com>

files:
M Doc/library/string.rst

diff --git a/Doc/library/string.rst b/Doc/library/string.rst
index 007ce84e78f4..f5c22910c83b 100644
--- a/Doc/library/string.rst
+++ b/Doc/library/string.rst
@@ -551,7 +551,7 @@ addition of the ``{}`` and with ``:`` used instead of ``%``.
 For example, ``'%03.2f'`` can be translated to ``'{:03.2f}'``.
 
 The new format syntax also supports new and different options, shown in the
-follow examples.
+following examples.
 
 Accessing arguments by position::
 
@@ -739,7 +739,7 @@ these rules.  The methods of :class:`Template` are:
       simply return ``$`` instead of raising :exc:`ValueError`.
 
       While other exceptions may still occur, this method is called "safe"
-      because substitutions always tries to return a usable string instead of
+      because it always tries to return a usable string instead of
       raising an exception.  In another sense, :meth:`safe_substitute` may be
       anything other than safe, since it will silently ignore malformed
       templates containing dangling delimiters, unmatched braces, or