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authorGeorg Brandl <georg@python.org>2005-11-22 19:50:14 (GMT)
committerGeorg Brandl <georg@python.org>2005-11-22 19:50:14 (GMT)
commit3c9f9ac62bb3b2f96a7735491a82ff57464371bb (patch)
tree79243977ef0ba17fb2754f7f3af0e70eb82e9e74
parent4bd165afa3100476d1018cc227186e60814e49cf (diff)
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Added example for the ** operator in function calls
-rw-r--r--Doc/tut/tut.tex14
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diff --git a/Doc/tut/tut.tex b/Doc/tut/tut.tex
index ee911b3..e3cb1de 100644
--- a/Doc/tut/tut.tex
+++ b/Doc/tut/tut.tex
@@ -1642,6 +1642,20 @@ are not available separately, write the function call with the
[3, 4, 5]
\end{verbatim}
+In the same fashion, dictionaries can deliver keyword arguments with the
+\code{**}-operator:
+
+\begin{verbatim}
+>>> def parrot(voltage, state='a stiff', action='voom'):
+... print "-- This parrot wouldn't", action,
+... print "if you put", voltage, "volts through it.",
+... print "E's", state, "!"
+...
+>>> d = {"voltage": "four million", "state": "bleedin' demised", "action": "VOOM"}
+>>> parrot(**d)
+-- This parrot wouldn't VOOM if you put four million volts through it. E's bleedin' demised !
+\end{verbatim}
+
\subsection{Lambda Forms \label{lambda}}