Re: [Cheetahtemplate-discuss] #def woes
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From: <mob...@gm...> - 2009-05-21 22:52:11
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#def displayfloat($a) $("%.2f"%$a)#slurp #end def *#set showfloat = $getVar('displayfloat', autoCall=False)* ## return a callable value for $name #def callable($name) #return $getVar($name, autoCall=False) #end def *#set showfloat =$callable('displayfloat')* both these options *dont *work return str(compiled_tmpl) File "/usr/lib/python2.5/site-packages/Cheetah/Template.py", line 997, in __str__ return getattr(self, mainMethName)() File "<string>", line 3514, in respond NotFound: cannot find 'showfloat' while searching for 'showfloat' On Thu, May 21, 2009 at 2:57 PM, R. Tyler Ballance <ty...@sl...> wrote: > On Thu, May 21, 2009 at 02:55:50PM -0700, mob...@gm... wrote: > > #set $faa = self.foo > > > > This is cool calling with self. doesnt autocall > > It doesn't call because you're in the right hand operand (where you need > not use Cheetah syntax), and you're not using the '$'. When you use the $, > that invokes the NameMapper which is responsible for autocalling. > > I personally prefer this option to $getVar() which feels distinctly > non-Pythonic ;) > > > > On 5/20/09, Michael Higgins <hi...@rh...> wrote: > > > > On May 20, 2009, at 4:18 PM, R. Tyler Ballance wrote: > > > > I /think/ this should work: > > #set $faa = foo > > > > I'm not running the latest and greatest, but that doesn't work for > me. > > What *does* work for me is saying > > > > #set $faa = self.foo > > > > Exploiting self in such an unvarnished way seems like it might be > too > > close to relying on an implementation detail, but maybe it's okay. > I > > guess Cheetah already has to guarantee not to do name-mangling or > > something so that Python code can call Cheetah methods properly... > > > > Alternatively, you can use: > > #set $faa = $foo > > > > If you compile the templates with autocalling disabled > > > > Personally, I'm not a huge fan of tweaking the compile settings a > lot > > for different templates. It's just one more thing that can > mysteriously > > break and take a long time to figure out. > > > > To answer mobiledreamer's (later) question about what a wrapper > function > > would look like: > > > > ## return a callable value for $name > > #def F($name) > > #return $getVar($name, autoCall=False) > > #end def > > > > #set $faa = $F('foo') > > > > ... assuming the self trick isn't the preferable style. (It's > certainly > > shorter!) > > > > Mike > > > > -- > > Bidegg worlds best auction site > > http://bidegg.com > > -- > -R. Tyler Ballance > Slide, Inc. > -- Bidegg worlds best auction site http://bidegg.com |