Python-сообщество

>>> import pylab
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/usr/lib/python2.6/site-packages/pylab.py", line 1, in <module>
    from matplotlib.pylab import *
  File "/usr/lib/python2.6/site-packages/matplotlib/pylab.py", line 263, in <module>
    from matplotlib.pyplot import *
  File "/usr/lib/python2.6/site-packages/matplotlib/pyplot.py", line 95, in <module>
    new_figure_manager, draw_if_interactive, show = pylab_setup()
  File "/usr/lib/python2.6/site-packages/matplotlib/backends/__init__.py", line 25, in pylab_setup
    globals(),locals(),[backend_name])
ImportError: No module named backend_tkagg

from tkinter import *

class radio():
    def __init__(self,window=None):
        self.window = window
        self.frame = Frame (self.window,
                            relief='groove',
                            bd=2)
        self.frame.place(x=10,y=10)

        self.variable = StringVar()
        self.variable.set('normal')
##        self.variable.set('disabled')

        self.radio_normal = Radiobutton(self.frame,
                                        text='normal',
                                        value='normal',
                                        variable=self.variable)
        self.radio_normal.grid(row=0,column=0,sticky="w")
        self.radio_disabled = Radiobutton(self.frame,
                                        text='disabled',
                                        value='disabled',
                                        variable=self.variable)
        self.radio_disabled.grid(row=1,column=0,sticky="w")

    def getter(self):
        return self.variable.get()


class label():
    def __init__(self,variable,window=None):
        self.window = window
        self.variable = variable
        self.frame = Frame (self.window,
                            relief='groove',
                            bd=2)
        self.frame.place(x=100,y=10)
        self.label = Label(self.frame,
                            text='normal')
        self.label.pack()

        self.activator()

    def activator(self):
        if self.variable == 'normal':
            self.label['text'] = 'normal'
            self.label['state'] = 'normal'
        else:
            self.label['text'] = 'disabled'
            self.label['state'] = 'disabled'




window = Tk()

obj = radio(window=window)
print(obj.getter())
obj1 = label(variable=obj.getter(),window=window)

window.mainloop()

class User(models.Model):
    username = models.CharField(_('username'), max_length=30, unique=True, help_text=_("Required. 30 characters or fewer. Letters, numbers and @/./+/-/_ characters"))
    first_name = models.CharField(_('first name'), max_length=30, blank=True)
...

class Profile(models.Model):
    
    user = models.ForeignKey(User, unique=True, verbose_name=_("user"))
    name = models.CharField(_("name"), max_length=50, null=True, blank=True)
    about = models.TextField(_("about"), null=True, blank=True)
...

class ProfileForm(forms.ModelForm):
    class Meta:
        model = Profile
        exclude = [
            "user",
            "blogrss",
            "timezone",
            "language",
            "twitter_user",
            "twitter_password",
        ]

--------------
(во views.py, profile_edit)
        profile = request.user.get_profile()
        profile_form = ProfileForm(instance=profile)

from django.db import models
from mptt.models import MPTTModel

class Rubricator(MPTTModel):
    parent = models.ForeignKey('self', null=True, blank=True, related_name='children')
    name  = models.CharField(max_length=50)
    
     class Meta:
        ordering = ('tree_id', 'lft')

class Template(models.Model):
    name       = models.CharField(max_length = 255, unique = True)
    descr       = models.TextField(blank = True)
    rubricator = models.ForeignKey(Rubricator)

class RubricatorAdmin(MPTTModelAdmin):
    search_fields = ['name']
    def formfield_for_foreignkey(self, db_field, request, **kwargs): # это что бы при добавлении/изменении рубрики список выбора из поля parent был в виде дерева
        field = super(RubricatorAdmin, self).formfield_for_foreignkey(db_field, request, **kwargs)
        if db_field.name == 'parent':
            field.choices = [('','---------')]
            for rubric in Rubricator.objects.all():
                field.choices.append((rubric.pk, '+--'*(rubric.level) + rubric.name))
        return field

class TemplateAdmin(admin.MidelAdmin):
    search_fields = ['name']

add_chapters = models.ManyToManyField('pages.Page', blank=True, null=True, verbose_name=u"Также показывать на страницах", 
        limit_choices_to={'allow_add_news':True},
        related_name="added_news"
    )