mirror of
https://github.com/django/django.git
synced 2024-11-19 07:54:07 +00:00
92c35a0617
to return Decimal instances in Python for this field. Backwards incompatible change. Added a real FloatField (stores floats in the database) and support for FloatField and DecimalField in newforms (analogous to IntegerField). Included decimal.py module (as django.utils._decimal) from Python 2.4. This is license compatible with Django and included for Python 2.3 compatibility only. Large portions of this work are based on patches from Andy Durdin and Jorge Gajon. git-svn-id: http://code.djangoproject.com/svn/django/trunk@5302 bcc190cf-cafb-0310-a4f2-bffc1f526a37
193 lines
17 KiB
Python
193 lines
17 KiB
Python
"""
|
|
26. Invalid models
|
|
|
|
This example exists purely to point out errors in models.
|
|
"""
|
|
|
|
from django.db import models
|
|
|
|
class FieldErrors(models.Model):
|
|
charfield = models.CharField()
|
|
decimalfield = models.DecimalField()
|
|
filefield = models.FileField()
|
|
prepopulate = models.CharField(maxlength=10, prepopulate_from='bad')
|
|
choices = models.CharField(maxlength=10, choices='bad')
|
|
choices2 = models.CharField(maxlength=10, choices=[(1,2,3),(1,2,3)])
|
|
index = models.CharField(maxlength=10, db_index='bad')
|
|
|
|
class Target(models.Model):
|
|
tgt_safe = models.CharField(maxlength=10)
|
|
clash1 = models.CharField(maxlength=10)
|
|
clash2 = models.CharField(maxlength=10)
|
|
|
|
clash1_set = models.CharField(maxlength=10)
|
|
|
|
class Clash1(models.Model):
|
|
src_safe = models.CharField(maxlength=10, core=True)
|
|
|
|
foreign = models.ForeignKey(Target)
|
|
m2m = models.ManyToManyField(Target)
|
|
|
|
class Clash2(models.Model):
|
|
src_safe = models.CharField(maxlength=10, core=True)
|
|
|
|
foreign_1 = models.ForeignKey(Target, related_name='id')
|
|
foreign_2 = models.ForeignKey(Target, related_name='src_safe')
|
|
|
|
m2m_1 = models.ManyToManyField(Target, related_name='id')
|
|
m2m_2 = models.ManyToManyField(Target, related_name='src_safe')
|
|
|
|
class Target2(models.Model):
|
|
clash3 = models.CharField(maxlength=10)
|
|
foreign_tgt = models.ForeignKey(Target)
|
|
clashforeign_set = models.ForeignKey(Target)
|
|
|
|
m2m_tgt = models.ManyToManyField(Target)
|
|
clashm2m_set = models.ManyToManyField(Target)
|
|
|
|
class Clash3(models.Model):
|
|
src_safe = models.CharField(maxlength=10, core=True)
|
|
|
|
foreign_1 = models.ForeignKey(Target2, related_name='foreign_tgt')
|
|
foreign_2 = models.ForeignKey(Target2, related_name='m2m_tgt')
|
|
|
|
m2m_1 = models.ManyToManyField(Target2, related_name='foreign_tgt')
|
|
m2m_2 = models.ManyToManyField(Target2, related_name='m2m_tgt')
|
|
|
|
class ClashForeign(models.Model):
|
|
foreign = models.ForeignKey(Target2)
|
|
|
|
class ClashM2M(models.Model):
|
|
m2m = models.ManyToManyField(Target2)
|
|
|
|
class SelfClashForeign(models.Model):
|
|
src_safe = models.CharField(maxlength=10, core=True)
|
|
selfclashforeign = models.CharField(maxlength=10)
|
|
|
|
selfclashforeign_set = models.ForeignKey("SelfClashForeign")
|
|
foreign_1 = models.ForeignKey("SelfClashForeign", related_name='id')
|
|
foreign_2 = models.ForeignKey("SelfClashForeign", related_name='src_safe')
|
|
|
|
class ValidM2M(models.Model):
|
|
src_safe = models.CharField(maxlength=10)
|
|
validm2m = models.CharField(maxlength=10)
|
|
|
|
# M2M fields are symmetrical by default. Symmetrical M2M fields
|
|
# on self don't require a related accessor, so many potential
|
|
# clashes are avoided.
|
|
validm2m_set = models.ManyToManyField("ValidM2M")
|
|
|
|
m2m_1 = models.ManyToManyField("ValidM2M", related_name='id')
|
|
m2m_2 = models.ManyToManyField("ValidM2M", related_name='src_safe')
|
|
|
|
m2m_3 = models.ManyToManyField('self')
|
|
m2m_4 = models.ManyToManyField('self')
|
|
|
|
class SelfClashM2M(models.Model):
|
|
src_safe = models.CharField(maxlength=10)
|
|
selfclashm2m = models.CharField(maxlength=10)
|
|
|
|
# Non-symmetrical M2M fields _do_ have related accessors, so
|
|
# there is potential for clashes.
|
|
selfclashm2m_set = models.ManyToManyField("SelfClashM2M", symmetrical=False)
|
|
|
|
m2m_1 = models.ManyToManyField("SelfClashM2M", related_name='id', symmetrical=False)
|
|
m2m_2 = models.ManyToManyField("SelfClashM2M", related_name='src_safe', symmetrical=False)
|
|
|
|
m2m_3 = models.ManyToManyField('self', symmetrical=False)
|
|
m2m_4 = models.ManyToManyField('self', symmetrical=False)
|
|
|
|
class Model(models.Model):
|
|
"But it's valid to call a model Model."
|
|
year = models.PositiveIntegerField() #1960
|
|
make = models.CharField(maxlength=10) #Aston Martin
|
|
name = models.CharField(maxlength=10) #DB 4 GT
|
|
|
|
class Car(models.Model):
|
|
colour = models.CharField(maxlength=5)
|
|
model = models.ForeignKey(Model)
|
|
|
|
model_errors = """invalid_models.fielderrors: "charfield": CharFields require a "maxlength" attribute.
|
|
invalid_models.fielderrors: "decimalfield": DecimalFields require a "decimal_places" attribute.
|
|
invalid_models.fielderrors: "decimalfield": DecimalFields require a "max_digits" attribute.
|
|
invalid_models.fielderrors: "filefield": FileFields require an "upload_to" attribute.
|
|
invalid_models.fielderrors: "prepopulate": prepopulate_from should be a list or tuple.
|
|
invalid_models.fielderrors: "choices": "choices" should be iterable (e.g., a tuple or list).
|
|
invalid_models.fielderrors: "choices2": "choices" should be a sequence of two-tuples.
|
|
invalid_models.fielderrors: "choices2": "choices" should be a sequence of two-tuples.
|
|
invalid_models.fielderrors: "index": "db_index" should be either None, True or False.
|
|
invalid_models.clash1: Accessor for field 'foreign' clashes with field 'Target.clash1_set'. Add a related_name argument to the definition for 'foreign'.
|
|
invalid_models.clash1: Accessor for field 'foreign' clashes with related m2m field 'Target.clash1_set'. Add a related_name argument to the definition for 'foreign'.
|
|
invalid_models.clash1: Reverse query name for field 'foreign' clashes with field 'Target.clash1'. Add a related_name argument to the definition for 'foreign'.
|
|
invalid_models.clash1: Accessor for m2m field 'm2m' clashes with field 'Target.clash1_set'. Add a related_name argument to the definition for 'm2m'.
|
|
invalid_models.clash1: Accessor for m2m field 'm2m' clashes with related field 'Target.clash1_set'. Add a related_name argument to the definition for 'm2m'.
|
|
invalid_models.clash1: Reverse query name for m2m field 'm2m' clashes with field 'Target.clash1'. Add a related_name argument to the definition for 'm2m'.
|
|
invalid_models.clash2: Accessor for field 'foreign_1' clashes with field 'Target.id'. Add a related_name argument to the definition for 'foreign_1'.
|
|
invalid_models.clash2: Accessor for field 'foreign_1' clashes with related m2m field 'Target.id'. Add a related_name argument to the definition for 'foreign_1'.
|
|
invalid_models.clash2: Reverse query name for field 'foreign_1' clashes with field 'Target.id'. Add a related_name argument to the definition for 'foreign_1'.
|
|
invalid_models.clash2: Reverse query name for field 'foreign_1' clashes with related m2m field 'Target.id'. Add a related_name argument to the definition for 'foreign_1'.
|
|
invalid_models.clash2: Accessor for field 'foreign_2' clashes with related m2m field 'Target.src_safe'. Add a related_name argument to the definition for 'foreign_2'.
|
|
invalid_models.clash2: Reverse query name for field 'foreign_2' clashes with related m2m field 'Target.src_safe'. Add a related_name argument to the definition for 'foreign_2'.
|
|
invalid_models.clash2: Accessor for m2m field 'm2m_1' clashes with field 'Target.id'. Add a related_name argument to the definition for 'm2m_1'.
|
|
invalid_models.clash2: Accessor for m2m field 'm2m_1' clashes with related field 'Target.id'. Add a related_name argument to the definition for 'm2m_1'.
|
|
invalid_models.clash2: Reverse query name for m2m field 'm2m_1' clashes with field 'Target.id'. Add a related_name argument to the definition for 'm2m_1'.
|
|
invalid_models.clash2: Reverse query name for m2m field 'm2m_1' clashes with related field 'Target.id'. Add a related_name argument to the definition for 'm2m_1'.
|
|
invalid_models.clash2: Accessor for m2m field 'm2m_2' clashes with related field 'Target.src_safe'. Add a related_name argument to the definition for 'm2m_2'.
|
|
invalid_models.clash2: Reverse query name for m2m field 'm2m_2' clashes with related field 'Target.src_safe'. Add a related_name argument to the definition for 'm2m_2'.
|
|
invalid_models.clash3: Accessor for field 'foreign_1' clashes with field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'foreign_1'.
|
|
invalid_models.clash3: Accessor for field 'foreign_1' clashes with related m2m field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'foreign_1'.
|
|
invalid_models.clash3: Reverse query name for field 'foreign_1' clashes with field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'foreign_1'.
|
|
invalid_models.clash3: Reverse query name for field 'foreign_1' clashes with related m2m field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'foreign_1'.
|
|
invalid_models.clash3: Accessor for field 'foreign_2' clashes with m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'foreign_2'.
|
|
invalid_models.clash3: Accessor for field 'foreign_2' clashes with related m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'foreign_2'.
|
|
invalid_models.clash3: Reverse query name for field 'foreign_2' clashes with m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'foreign_2'.
|
|
invalid_models.clash3: Reverse query name for field 'foreign_2' clashes with related m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'foreign_2'.
|
|
invalid_models.clash3: Accessor for m2m field 'm2m_1' clashes with field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'm2m_1'.
|
|
invalid_models.clash3: Accessor for m2m field 'm2m_1' clashes with related field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'm2m_1'.
|
|
invalid_models.clash3: Reverse query name for m2m field 'm2m_1' clashes with field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'm2m_1'.
|
|
invalid_models.clash3: Reverse query name for m2m field 'm2m_1' clashes with related field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'm2m_1'.
|
|
invalid_models.clash3: Accessor for m2m field 'm2m_2' clashes with m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'm2m_2'.
|
|
invalid_models.clash3: Accessor for m2m field 'm2m_2' clashes with related field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'm2m_2'.
|
|
invalid_models.clash3: Reverse query name for m2m field 'm2m_2' clashes with m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'm2m_2'.
|
|
invalid_models.clash3: Reverse query name for m2m field 'm2m_2' clashes with related field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'm2m_2'.
|
|
invalid_models.clashforeign: Accessor for field 'foreign' clashes with field 'Target2.clashforeign_set'. Add a related_name argument to the definition for 'foreign'.
|
|
invalid_models.clashm2m: Accessor for m2m field 'm2m' clashes with m2m field 'Target2.clashm2m_set'. Add a related_name argument to the definition for 'm2m'.
|
|
invalid_models.target2: Accessor for field 'foreign_tgt' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'foreign_tgt'.
|
|
invalid_models.target2: Accessor for field 'foreign_tgt' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'foreign_tgt'.
|
|
invalid_models.target2: Accessor for field 'foreign_tgt' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'foreign_tgt'.
|
|
invalid_models.target2: Accessor for field 'clashforeign_set' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'clashforeign_set'.
|
|
invalid_models.target2: Accessor for field 'clashforeign_set' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'clashforeign_set'.
|
|
invalid_models.target2: Accessor for field 'clashforeign_set' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'clashforeign_set'.
|
|
invalid_models.target2: Accessor for m2m field 'm2m_tgt' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'm2m_tgt'.
|
|
invalid_models.target2: Accessor for m2m field 'm2m_tgt' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'm2m_tgt'.
|
|
invalid_models.target2: Accessor for m2m field 'm2m_tgt' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'm2m_tgt'.
|
|
invalid_models.target2: Accessor for m2m field 'm2m_tgt' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'm2m_tgt'.
|
|
invalid_models.target2: Accessor for m2m field 'm2m_tgt' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'm2m_tgt'.
|
|
invalid_models.target2: Accessor for m2m field 'clashm2m_set' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'clashm2m_set'.
|
|
invalid_models.target2: Accessor for m2m field 'clashm2m_set' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'clashm2m_set'.
|
|
invalid_models.target2: Accessor for m2m field 'clashm2m_set' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'clashm2m_set'.
|
|
invalid_models.target2: Accessor for m2m field 'clashm2m_set' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'clashm2m_set'.
|
|
invalid_models.target2: Accessor for m2m field 'clashm2m_set' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'clashm2m_set'.
|
|
invalid_models.selfclashforeign: Accessor for field 'selfclashforeign_set' clashes with field 'SelfClashForeign.selfclashforeign_set'. Add a related_name argument to the definition for 'selfclashforeign_set'.
|
|
invalid_models.selfclashforeign: Reverse query name for field 'selfclashforeign_set' clashes with field 'SelfClashForeign.selfclashforeign'. Add a related_name argument to the definition for 'selfclashforeign_set'.
|
|
invalid_models.selfclashforeign: Accessor for field 'foreign_1' clashes with field 'SelfClashForeign.id'. Add a related_name argument to the definition for 'foreign_1'.
|
|
invalid_models.selfclashforeign: Reverse query name for field 'foreign_1' clashes with field 'SelfClashForeign.id'. Add a related_name argument to the definition for 'foreign_1'.
|
|
invalid_models.selfclashforeign: Accessor for field 'foreign_2' clashes with field 'SelfClashForeign.src_safe'. Add a related_name argument to the definition for 'foreign_2'.
|
|
invalid_models.selfclashforeign: Reverse query name for field 'foreign_2' clashes with field 'SelfClashForeign.src_safe'. Add a related_name argument to the definition for 'foreign_2'.
|
|
invalid_models.selfclashm2m: Accessor for m2m field 'selfclashm2m_set' clashes with m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'selfclashm2m_set'.
|
|
invalid_models.selfclashm2m: Reverse query name for m2m field 'selfclashm2m_set' clashes with field 'SelfClashM2M.selfclashm2m'. Add a related_name argument to the definition for 'selfclashm2m_set'.
|
|
invalid_models.selfclashm2m: Accessor for m2m field 'selfclashm2m_set' clashes with related m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'selfclashm2m_set'.
|
|
invalid_models.selfclashm2m: Accessor for m2m field 'm2m_1' clashes with field 'SelfClashM2M.id'. Add a related_name argument to the definition for 'm2m_1'.
|
|
invalid_models.selfclashm2m: Accessor for m2m field 'm2m_2' clashes with field 'SelfClashM2M.src_safe'. Add a related_name argument to the definition for 'm2m_2'.
|
|
invalid_models.selfclashm2m: Reverse query name for m2m field 'm2m_1' clashes with field 'SelfClashM2M.id'. Add a related_name argument to the definition for 'm2m_1'.
|
|
invalid_models.selfclashm2m: Reverse query name for m2m field 'm2m_2' clashes with field 'SelfClashM2M.src_safe'. Add a related_name argument to the definition for 'm2m_2'.
|
|
invalid_models.selfclashm2m: Accessor for m2m field 'm2m_3' clashes with m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_3'.
|
|
invalid_models.selfclashm2m: Accessor for m2m field 'm2m_3' clashes with related m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_3'.
|
|
invalid_models.selfclashm2m: Accessor for m2m field 'm2m_3' clashes with related m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_3'.
|
|
invalid_models.selfclashm2m: Accessor for m2m field 'm2m_4' clashes with m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_4'.
|
|
invalid_models.selfclashm2m: Accessor for m2m field 'm2m_4' clashes with related m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_4'.
|
|
invalid_models.selfclashm2m: Accessor for m2m field 'm2m_4' clashes with related m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_4'.
|
|
invalid_models.selfclashm2m: Reverse query name for m2m field 'm2m_3' clashes with field 'SelfClashM2M.selfclashm2m'. Add a related_name argument to the definition for 'm2m_3'.
|
|
invalid_models.selfclashm2m: Reverse query name for m2m field 'm2m_4' clashes with field 'SelfClashM2M.selfclashm2m'. Add a related_name argument to the definition for 'm2m_4'.
|
|
"""
|