callback patterns and idioms in Python
callback patterns and idioms in Python
callback patterns and idioms in Python
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Fixed args <strong>in</strong> <strong>callback</strong>s<br />
functools.partial(callable, *a, **kw)<br />
pre-b<strong>in</strong>d any or all arguments<br />
however, note the difference...:<br />
x.setCbk(functools.partial(f, *a, **kw))<br />
vs<br />
x.setCbk(f, *a, **kw)<br />
...hav<strong>in</strong>g the set-<strong>callback</strong> itself accept (<strong>and</strong><br />
pre-b<strong>in</strong>d) arguments is far neater/h<strong>and</strong>ier<br />
sombunall 1 <strong>Python</strong> <strong>callback</strong> systems do that<br />
1<br />
: Robert Anton Wilson<br />
14
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