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<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Hi,</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I'm working with zope 2.9.1 in debug mode.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I have a tool (especifically who_online) where I have
created a new class attribute and some methods to modify an read it. A python
script is called with a user's click and uses those methods.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>My problem is that some times when a user modifies
the value of the attribute (a python dicctionary) the action takes no effect or
it takes effect only in the current transaction. I'm still newbie in zope.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>The class attribute is called
"members_rooms" and the methods are:</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>def joinedRoom(self, member, room):</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> """</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> Adds the member to the room's list of
members.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> """</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> self.members_rooms[member] = room</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> logger.info(" %s joined room %s ",
member, room)</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>def leftRoom(self, member, room):</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> """</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> Removes the member from the room where
it's supposed</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> to be joined. </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> """</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> if self.members_rooms.has_key(member):</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> </span></font><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>del</span></font><font
size=2 face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial'>
self.members_rooms[member]</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> logger.info(" %s left the room %s
", member, room)</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I get log info messages correctly and if I print the
value of members_rooms before and after the statement (</span></font><font
size=2 face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial'>del</span></font><font
size=2 face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial'>
or assignment) printed values are correct, but when I query the value of the
attribute from a python script just after the "transaction" has
finished, the attribute's value has not changed.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>May some body help me? What am I doing wrong?</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>WhoOnline is a class (and portal tool) that inherits
from SimpleItem, Implicit and PropertyManager.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Thank you very much.</span></font></p>
<p><b><font size=3 color=gray face=RotisSemiSans><span lang=EN-GB
style='font-size:12.0pt;font-family:RotisSemiSans;color:gray;font-weight:bold'>JoseLuis
de la Rosa Triviño</span></font></b><span lang=EN-GB> <br>
</span><b><font color=gray face=RotisSemiSans><span lang=EN-GB
style='font-family:RotisSemiSans;color:gray;font-weight:bold'>Técnico de
Desarrollo Software</span></font></b><span lang=EN-GB> <br>
</span><font size=4 color="#339966" face=IAVANTE><span lang=EN-GB
style='font-size:13.5pt;font-family:IAVANTE;color:#339966'>FUN</span></font><font
size=4 color="#339966" face=IAVANTE><span style='font-size:13.5pt;font-family:
IAVANTE;color:#339966'>DACIÓN IAVANTE</span></font> <br>
<font color="#339966" face=RotisSemiSans><span style='font-family:RotisSemiSans;
color:#339966'>joseluis.rosa@iavantefundacion.com</span></font> <br>
<font color="#339966" face=RotisSemiSans><span style='font-family:RotisSemiSans;
color:#339966'>Tel. 951 015 300</span></font> </p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> </span></font></p>
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confidencial exclusivamente dirigida a su(s) destinatario(s). </span></font><font
size=1 color="#999999" face=Verdana><span lang=EN-GB style='font-size:7.5pt;
font-family:Verdana;color:#999999'>Toda copia o divulgación deberá ser
autorizada por IAVANTE.</span></font></p>
<p align=center style='text-align:center'><font size=1 color="#999999"
face=Verdana><span lang=EN-GB style='font-size:7.5pt;font-family:Verdana;
color:#999999'>This e-mail and any attachments are confidential and exclusively
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<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'> </span></font></p>
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