a95825ede8
- Things are suggested in python3 porting guide. https://docs.djangoproject.com/en/1.8/topics/python3/ 1. adding ```from django.utils.encoding import python_2_unicode_compatible``` 2. ``` __str__``` instead of ```__unicode__``` https://docs.djangoproject.com/en/1.8/topics/python3/#str-and-unicode-methods 3. Adding ```from __future__ import unicode_literals``` at the top of your Python modules https://docs.djangoproject.com/en/1.8/topics/python3/#unicode-literals 4. Removing the `u` prefix before unicode strings; https://docs.djangoproject.com/en/1.8/topics/python3/#unicode-literals - also closed #66 Signed-off-by: Hiroshi Miura <miurahr@linux.com>
86 lines
2.5 KiB
Python
86 lines
2.5 KiB
Python
from __future__ import unicode_literals
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from django.db import models
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from django.utils.translation import ugettext_lazy as _
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from django.utils.encoding import python_2_unicode_compatible
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from timezones.fields import TimeZoneField
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CONFERENCE_CACHE = {}
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@python_2_unicode_compatible
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class Conference(models.Model):
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"""
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the full conference for a specific year, e.g. US PyCon 2012.
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"""
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title = models.CharField(_("title"), max_length=100)
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# when the conference runs
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start_date = models.DateField(_("start date"), null=True, blank=True)
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end_date = models.DateField(_("end date"), null=True, blank=True)
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# timezone the conference is in
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timezone = TimeZoneField(_("timezone"), blank=True)
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def __str__(self):
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return self.title
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def save(self, *args, **kwargs):
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super(Conference, self).save(*args, **kwargs)
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if self.id in CONFERENCE_CACHE:
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del CONFERENCE_CACHE[self.id]
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def delete(self):
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pk = self.pk
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super(Conference, self).delete()
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try:
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del CONFERENCE_CACHE[pk]
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except KeyError:
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pass
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class Meta(object):
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verbose_name = _("conference")
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verbose_name_plural = _("conferences")
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@python_2_unicode_compatible
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class Section(models.Model):
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"""
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a section of the conference such as "Tutorials", "Workshops",
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"Talks", "Expo", "Sprints", that may have its own review and
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scheduling process.
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"""
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conference = models.ForeignKey(Conference, verbose_name=_("conference"))
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name = models.CharField(_("name"), max_length=100)
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slug = models.SlugField()
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# when the section runs
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start_date = models.DateField(_("start date"), null=True, blank=True)
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end_date = models.DateField(_("end date"), null=True, blank=True)
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def __str__(self):
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return "%s %s" % (self.conference, self.name)
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class Meta(object):
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verbose_name = _("section")
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verbose_name_plural = _("sections")
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ordering = ["start_date"]
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def current_conference():
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from django.conf import settings
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try:
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conf_id = settings.CONFERENCE_ID
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except AttributeError:
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from django.core.exceptions import ImproperlyConfigured
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raise ImproperlyConfigured("You must set the CONFERENCE_ID setting.")
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try:
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current_conf = CONFERENCE_CACHE[conf_id]
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except KeyError:
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current_conf = Conference.objects.get(pk=conf_id)
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CONFERENCE_CACHE[conf_id] = current_conf
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return current_conf
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