if that variable [page] not in globals - error raised
if [page] is setted - all work
среда, 24 июня 2015 г., 15:42:56 UTC+3 пользователь Anthony написал:
>
> {{include}} and {{extend}} are template directives, not Python code. So,
> even if the Python "if" statement evaluates to False, the {{include page}}
> will still remain in the template and get executed (though once the actual
> template code is included there, *that *code will not be executed). So,
> instead, you have to do something like:
>
> {{if 'include_page' in globals():}}
> {{include 'page.html'}}
> ...
>
> There is a simpler approach (though I'm not sure it is documented):
>
> {{include page if 'page' in globals() else None}}
>
> The advantage of this approach is that it does not actually include and
> parse the "page" template when the condition is False, so it should be
> faster in that case. The above also works with {{extend}}:
>
> {{extend 'my_layout.html' if some_condition else None}}
>
> Anthony
>
> On Wednesday, June 24, 2015 at 2:43:21 AM UTC-4, Dmitry Ermolaev wrote:
>>
>> {{if 'page' in globals():}}
>> {{include page}}
>> {{else:}}
>> {{=list}}
>> {{pass}}
>>
>> erro -
>>
>> File "C:\web2py-m\gluon\template.py", line 684, in parse
>> self.include(top, value)
>> File "C:\web2py-m\gluon\template.py", line 462, in include
>> text = self._get_file_text(filename)
>> File "C:\web2py-m\gluon\template.py", line 439, in _get_file_text
>> filename = eval(filename, context)
>> File "<string>", line 1, in <module>
>> NameError: name 'page' is not defined
>>
>>
>> OR how include HTML file in controller?
>>
>
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