Does response.menu have any pre-existing values, and does this happen with
the public or logged in menu? Maybe try inspecting the menu using a web2py
shell or print the menu to see what it contains.
Note, your "ignore" argument defaults to False, so all of your menu items
will be ignored by the MENU helper.
Anthony
On Sunday, January 8, 2017 at 3:04:07 PM UTC-5, Terrence Brannon wrote:
>
> I attempted to simplify creation of the response.menu list of tuples by
> the following function:
>
>
> def menu_item(menu_item_text, url, sub_menu=None, ignore=False):
> # First element of tuple is the text of the meny item.
> retval = list(menu_item_text)
>
> # Second element of the tuple indicates if this menu item is the
> # current active one.
> retval.append(url == URL())
>
> # Third element is the link to follow when this item is selected.
> retval.append(url)
>
> # The fourth item is an optional sub_menu.
> if sub_menu:
> retval.append(sub_menu)
> else:
> retval.append([])
>
> retval.append(ignore)
>
> return retval
>
>
> but when using it like so:
>
> def public_menu():
>
> response.menu += [
> menu_item('How it Works', URL('default', 'how_it_works')),
> menu_item('Testimonials', URL('default', 'testimonials')),
> menu_item('Sign up Now!', URL('default', 'register')),
> menu_item('Login' , URL('default', 'login')),
> ]
>
> if auth.is_logged_in():
> logged_in_menu()
> else:
> public_menu()
>
>
> I get the error:
>
> 127.0.0.1.2017-01-08.19-46-22.ca7178e4-a2b2-48f7-8463-81d2c8f70f27
> <type 'exceptions.ValueError'> need more than 1 value to unpack Version
> web2py™ Version 2.14.6-stable+timestamp.2016.05.10.00.21.47 Traceback
>
> 1.
> 2.
> 3.
> 4.
> 5.
> 6.
> 7.
> 8.
> 9.
> 10.
> 11.
> 12.
> 13.
> 14.
> 15.
> 16.
>
> Traceback (most recent call last):
> File
> "/home/schemelab/domains/org/metaperl/web2py/web2py/gluon/restricted.py",
> line 227, in restricted
> exec ccode in environment
> File
> "/home/schemelab/domains/org/metaperl/web2py/web2py/applications/refbank/views/default/index.html",
> line 59, in <module>
> File "/home/schemelab/domains/org/metaperl/web2py/web2py/gluon/globals.py",
> line 430, in write
> self.body.write(xmlescape(data))
> File "/home/schemelab/domains/org/metaperl/web2py/web2py/gluon/html.py",
> line 131, in xmlescape
> return data.xml()
> File "/home/schemelab/domains/org/metaperl/web2py/web2py/gluon/html.py",
> line 2580, in xml
> return self.serialize(self.data, 0).xml()
> File "/home/schemelab/domains/org/metaperl/web2py/web2py/gluon/html.py",
> line 2545, in serialize
> li.append(self.serialize(item[3], level + 1))
> File "/home/schemelab/domains/org/metaperl/web2py/web2py/gluon/html.py",
> line 2525, in serialize
> (name, active, link) = item[:3]
> ValueError: need more than 1 value to unpack
>
>
>
--
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