fCONV_AUSRICHTG is not defined - Why?

[Jim Schwartz]

Where do you define fCONV_AUSRICHTG? It must be initialized or defined somewhere. Did you leave out a statement from the python 2 version?  

Sent from my iPhone

> On Nov 7, 2023, at 1:06 PM, Thomas Passin via Python-list <python-list at python.org> wrote:
> 
> On 11/7/2023 12:47 PM, Egon Frerich via Python-list wrote:
>> I've no idea why this happens. In a module there are lists and definitions:
>>     Felder = [
>>         # Name       lg1  lg2 typ   Ausrichtung Holen Prüfen Prüfvorg
>>         ["Jahr", 4, 5, "u", "", "right", "center"],
>>         ["Monat", 2, 5, "u", "", "right", "center"],
>>         ["Tag", 2, 3, "u", "", "right", "center"],
>>         ["Belegnr", 5, 7, "s", "", "right", "center"],
>>         ["Bank", 2, 4, "u", "", "center", "center"],
>>         ["Art", 2, 3, "u", "", "center", "center"],
>>         ["Aufg", 2, 4, "u", "", "center", "center"],
>>         ["Text", 25, 25, "s", "-", "left", "left"],
>>         ["Ergänzung", 12, 12, "s", "-", "left", "left"],
>>         ["Betrag", 13, 13, "s", "", "right", "right"],
>>         ["W", 1, 2, "s", "", "center", "center"],
>>         ["WBetrag", 7, 7, "s", "", "right", "right"],
>>         ["Kurs", 6, 6, "s", "", "right", "right"],
>>     ]
>>     "Reihenfolge in der Dimension 1"
>>     (
>>         fJAHR,
>>         fMONAT,
>>         fTAG,
>>         fBELEGNR,
>>         fBANK,
>>         fART,
>>         fAUFGABE,
>>         fTEXT,
>>         fTEXTERG,
>>         fBETRAG,
>>         fWAEHRUNG,
>>         fBETRAGinWAEHRUNG,
>>         fUMRECHNUNGSKURS,
>>     ) = list(range(13))
>>     "Reihenfolge in der Dimension 2"
>>     (
>>         fNAME,
>>         fLG1,
>>         fLG2,
>>         fTYP,
>>         fCONV_AUSRICHTG,
>>         fENTRY_AUSRICHTG,
>>         fTEXT_AUSRICHTUNG,
>>         fHOLFUNKT,
>>         fPRUEFFUNKT,
>>         fPRUEF_ARG,
>>     ) = list(range(10))
>> Two lines with  test statements follow and the statement which produces an error:
>>     print(Felder)
>>     print(fJAHR, fNAME, fTYP, fCONV_AUSRICHTG)
>>     akette = "%" + "%".join(
>>         ["%s%s%s " % (i[fCONV_AUSRICHTG], i[fLG2], i[fTYP]) for i in Felder])
>> The traceback shows:
>> $ python3 testGeldspurGUI.py
>> [['Jahr', 4, 5, 'u', '', 'right', 'center'], ['Monat', 2, 5, 'u', '', 'right', 'center'], ['Tag', 2, 3, 'u', '', 'right', 'center'], ['Belegnr', 5, 7, 's', '', 'right', 'center'], ['Bank', 2, 4, 'u', '', 'center', 'center'], ['Art', 2, 3, 'u', '', 'center', 'center'], ['Aufg', 2, 4, 'u', '', 'center', 'center'], ['Text', 25, 25, 's', '-', 'left', 'left'], ['Ergänzung', 12, 12, 's', '-', 'left', 'left'], ['Betrag', 13, 13, 's', '', 'right', 'right'], ['W', 1, 2, 's', '', 'center', 'center'], ['WBetrag', 7, 7, 's', '', 'right', 'right'], ['Kurs', 6, 6, 's', '', 'right', 'right']]
>> 0 0 3 4
>> Traceback (most recent call last):
>>   File "/home/egon/Entw/Geldspur/geldspur/testGeldspurGUI.py", line 15, in <module>
>>     from tests.testU2 import testU2
>>   File "/home/egon/Entw/Geldspur/geldspur/tests/testU2.py", line 9, in <module>
>>     from gui.GUI_Konfig import GUIcfg
>>   File "/home/egon/Entw/Geldspur/geldspur/gui/GUI_Konfig.py", line 11, in <module>
>>     class GUIcfg:
>>   File "/home/egon/Entw/Geldspur/geldspur/gui/GUI_Konfig.py", line 90, in GUIcfg
>>     ["%s%s%s " % (i[fCONV_AUSRICHTG], i[fLG2], i[fTYP]) for i in Felder])
>>   File "/home/egon/Entw/Geldspur/geldspur/gui/GUI_Konfig.py", line 90, in <listcomp>
>>     ["%s%s%s " % (i[fCONV_AUSRICHTG], i[fLG2], i[fTYP]) for i in Felder])
>> NameError: name 'fCONV_AUSRICHTG' is not defined
>> You see "Felder" and with "0 0 3 4" the correct value 4 for fCONV_AUSRICHTG. But there is the NameError.
>> What does <listcomp> mean? Is there a change from python2 to python3?
> 
> You are using a syntax that I don't understand, but "listcomp" means a list comprehenson.
> 
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