Issue #5341: Fix a variety of spelling errors.
diff --git a/Doc/library/pty.rst b/Doc/library/pty.rst
index ec1c75f..6579ef0 100644
--- a/Doc/library/pty.rst
+++ b/Doc/library/pty.rst
@@ -13,7 +13,7 @@
concept: starting another process and being able to write to and read from its
controlling terminal programmatically.
-Because pseudo-terminal handling is highly platform dependant, there is code to
+Because pseudo-terminal handling is highly platform dependent, there is code to
do it only for SGI and Linux. (The Linux code is supposed to work on other
platforms, but hasn't been tested yet.)