Thank you Ben, I was looking at the same official page ;-) It seems that using the io module is the way to go, and it's already used in pymysql . I'm testing it.
Nobody has suggestions about the session.foget() and session.flash message? thank you, nico Il giorno gio 11 ott 2018 alle ore 17:35 Ben Duncan <linux...@gmail.com> ha scritto: > Also found this: > > http://python-future.org/compatible_idioms.html > > On Thu, Oct 11, 2018 at 10:30 AM Ben Duncan <linux...@gmail.com> wrote: > >> Try These suggestions: >> >> >> https://stackoverflow.com/questions/491921/unicode-utf-8-reading-and-writing-to-files-in-python/844443 >> http://www.evanjones.ca/python-utf8.html >> >> >> On Thu, Oct 11, 2018 at 9:38 AM Nico Zanferrari <nicoz...@gmail.com> >> wrote: >> >>> Hi, >>> >>> the encode-decode problem on question 1 is mostly related to the opening >>> of files. For example: >>> >>> filename = os.path.join(FOLDER, subfolder, 'chapters.txt') >>> if PY2: >>> lines = open(filename) >>> else: >>> lines = open(filename, encoding='utf-8') >>> >>> In PY2 there is no option for the encoder, while on PY3 it is mandatory. >>> >>> I'm still learning, too ;-) >>> Nico >>> >>> >>> Il giorno gio 11 ott 2018 alle ore 16:16 Ben Duncan <linux...@gmail.com> >>> ha scritto: >>> >>>> Exactly what are you running into? >>>> >>>> I ran into this with my rewrite of of extract extract_pgsql_models.py: >>>> ...... >>>> f['type'] = "'decimal({},{})'".format(f['precision'],f['scale']) >>>> had to become >>>> f['type'] = "'decimal({0},{1})'".format(f['precision'],f['scale']) >>>> >>>> And so one. >>>> >>>> The changes work across Python 2.7 and 3.6 seamlessly now ... >>>> >>>> FWIW, I'm just making the transition to Python 3,6 so I'm learning >>>> things the hard way ... >>>> >>>> Ben Duncan >>>> >>>> >>>> On Wed, Oct 10, 2018 at 4:02 PM Nico Zanferrari <nicoz...@gmail.com> >>>> wrote: >>>> >>>>> Hello, >>>>> >>>>> I'm playing with the web2py-book app, in order to make it python 3 >>>>> compatible and also to improve it a bit. I have a couple of questions >>>>> related to default.py: >>>>> >>>>> 1. there were some encode-decode errors. I was able to resolve them >>>>> (see https://github.com/nicozanf/web2py-book for a preview) but I was >>>>> forced to use many "IF PY2 / else" conditions, in order to preserve python >>>>> 2.7 compatibility. Is there a more elegant and pythonic solution to >>>>> manage >>>>> this and similar situations? >>>>> >>>>> 2. I've added a try/except condition, in order to catch a missing >>>>> library (pygments). It works fine, but the session.flash error message is >>>>> not displayed at all because it's followed by a redirect to index itself >>>>> and there is a session.forget() on the top that cleans it. If I comment >>>>> the >>>>> session.forget() the flash message is correctly displayed. What can I do? >>>>> >>>>> Cheers, >>>>> Nico >>>>> >>>>> -- >>>>> Resources: >>>>> - http://web2py.com >>>>> - http://web2py.com/book (Documentation) >>>>> - http://github.com/web2py/web2py (Source code) >>>>> - https://code.google.com/p/web2py/issues/list (Report Issues) >>>>> --- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "web2py-users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to web2py+unsubscr...@googlegroups.com. >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> -- >>>> Resources: >>>> - http://web2py.com >>>> - http://web2py.com/book (Documentation) >>>> - http://github.com/web2py/web2py (Source code) >>>> - https://code.google.com/p/web2py/issues/list (Report Issues) >>>> --- >>>> You received this message because you are subscribed to the Google >>>> Groups "web2py-users" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to web2py+unsubscr...@googlegroups.com. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> -- >>> Resources: >>> - http://web2py.com >>> - http://web2py.com/book (Documentation) >>> - http://github.com/web2py/web2py (Source code) >>> - https://code.google.com/p/web2py/issues/list (Report Issues) >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "web2py-users" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to web2py+unsubscr...@googlegroups.com. >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- > Resources: > - http://web2py.com > - http://web2py.com/book (Documentation) > - http://github.com/web2py/web2py (Source code) > - https://code.google.com/p/web2py/issues/list (Report Issues) > --- > You received this message because you are subscribed to the Google Groups > "web2py-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to web2py+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- Resources: - http://web2py.com - http://web2py.com/book (Documentation) - http://github.com/web2py/web2py (Source code) - https://code.google.com/p/web2py/issues/list (Report Issues) --- You received this message because you are subscribed to the Google Groups "web2py-users" group. 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