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| -rw-r--r-- | Doc/tutorial/controlflow.rst | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Doc/tutorial/controlflow.rst b/Doc/tutorial/controlflow.rst index fa445d3..0f72d3d 100644 --- a/Doc/tutorial/controlflow.rst +++ b/Doc/tutorial/controlflow.rst @@ -235,8 +235,9 @@ like in C, procedures are just functions that don't return a value. In fact, technically speaking, procedures do return a value, albeit a rather boring one. This value is called ``None`` (it's a built-in name). Writing the value ``None`` is normally suppressed by the interpreter if it would be the only value -written. You can see it if you really want to:: +written. You can see it if you really want to using :keyword:`print`:: + >>> fib(0) >>> print fib(0) None |