> On 3/14/10, Chris Rebert <c...@rebertia.com> wrote:
>> On Sun, Mar 14, 2010 at 10:26 AM, Alex Hall <mehg...@gmail.com> wrote:
>>> Hi all,
>>> I have a file with a dictionary and a function. The dictionary holds
>>> the name of the function, and the function references the dictionary.
>>> If I put the dictionary first, the function is happy but the
>>> dictionary says the function is not defined. If I switch the two and
>>> put the function first, the function says the dictionary does not
>>> exist. Does anyone have an idea as to how I can make both of them
>>> happy?
>> <snip>
>>> Reverse it, though:
>>>
>>> def myFunc():
>>> myOtherVar=myVar
>>>
>>> myVar={
>>> 1:myFunc
>>> }
>>>
>>> and the function myFunc does not see the dictionary.
>>
>> Please be more specific in what you mean by it not "seeing" the
>> dictionary, because the "reversed" approach *should* work:
>>
>> $ python
>> Python 2.6.4 (r264:75706, Feb 25 2010, 01:21:39)
>> [GCC 4.2.1 (Apple Inc. build 5646) (dot 1)] on darwin
>> Type "help", "copyright", "credits" or "license" for more information.
>>>>> def foo():
>> ... bar = baz
>> ... print bar
>> ...
>>>>> baz = {1:foo}
>>>>> foo()
>> {1: <function foo at 0x37b870>}
On Sun, Mar 14, 2010 at 11:12 AM, Alex Hall <mehg...@gmail.com> wrote:
> Below is pasted the function which is looking for the "funcs"
> dictionary, as well as the dictionary. They appear in my py file in
> this order, yet I get an error in nextMode() that "global name 'funcs'
> is not defined". Oddly, the keys dictionary works fine; it is defined
> above the nextMode function.
Please include the full exception Traceback.
Also, please don't top-post in the future.
> def nextMode():
> global HOTKEYS
> global HOTKEY_ACTIONS
> global mode
You don't need a `global` declaration unless your function needs to
rebind the global variable in question.
So you can remove the next 4 global declarations; they're unnecessary.
> global modes
> global modeNum
> global modeNames
> global funcs
> #mode=mode+1
> #check to make sure the newly selected mode is enabled
> tmp=0
> while(tmp<modeNum):
> mode=(mode+1)%modeNum
> if(sys.modules[modeNames[mode]].enabled=='True'):
> break #break on the first enabled mode we find
> #end if
> tmp+=1
> #end while
> HOTKEYS=keys[mode]
> HOTKEY_ACTIONS=funcs[mode]
> registerHotkeys()
> speak("Now in "+str(modes[mode])+" mode.")
> #end def
>
> #we now have the default mode to be used, but what if it is disabled?
> if(sys.modules[modeNames[mode]].enabled=='False'):
> nextMode()
How is this call supposed to work when `funcs` (which nextMode() uses)
hasn't been defined yet?!
Cheers,
Chris
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