fix typo
diff --git a/Doc/tutorial/inputoutput.rst b/Doc/tutorial/inputoutput.rst
index daad58d..8da972b 100644
--- a/Doc/tutorial/inputoutput.rst
+++ b/Doc/tutorial/inputoutput.rst
@@ -37,7 +37,7 @@
The :func:`str` function is meant to return representations of values which are
fairly human-readable, while :func:`repr` is meant to generate representations
which can be read by the interpreter (or will force a :exc:`SyntaxError` if
-there is not equivalent syntax). For objects which don't have a particular
+there is no equivalent syntax). For objects which don't have a particular
representation for human consumption, :func:`str` will return the same value as
:func:`repr`. Many values, such as numbers or structures like lists and
dictionaries, have the same representation using either function. Strings and
