Ticket #3450: IntegrityError.diff

django/db/__init__.py

@@ -2 +2 @@
 from django.core import signals
 from django.dispatch import dispatcher
 
-__all__ = ('backend', 'connection', 'DatabaseError')
+__all__ = ('backend', 'connection', 'DatabaseError', 'IntegrityError')
 
 if not settings.DATABASE_ENGINE:
     settings.DATABASE_ENGINE = 'dummy'
@@ -29 +29 @@
 
 connection = backend.DatabaseWrapper(**settings.DATABASE_OPTIONS)
 DatabaseError = backend.DatabaseError
+IntegrityError = backend.IntegrityError
 
 # Register an event that closes the database connection
 # when a Django request is finished.

django/db/backends/ado_mssql/base.py

@@ -17 +17 @@
     mx = None
 
 DatabaseError = Database.DatabaseError
+IntegrityError = Database.IntegrityError
 
 # We need to use a special Cursor class because adodbapi expects question-mark
 # param style, but Django expects "%s". This cursor converts question marks to

django/db/backends/postgresql/base.py

@@ -12 +12 @@
     raise ImproperlyConfigured, "Error loading psycopg module: %s" % e
 
 DatabaseError = Database.DatabaseError
+IntegrityError = Database.IntegrityError
 
 try:
     # Only exists in Python 2.4+

django/db/backends/sqlite3/base.py

@@ -18 +18 @@
     raise ImproperlyConfigured, "Error loading %s module: %s" % (module, e)
 
 DatabaseError = Database.DatabaseError
+IntegrityError = Database.IntegrityError
 
 Database.register_converter("bool", lambda s: str(s) == '1')
 Database.register_converter("time", util.typecast_time)

django/db/backends/mysql/base.py

@@ -16 +16 @@
 import re
 
 DatabaseError = Database.DatabaseError
+IntegrityError = Database.IntegrityError
 
 django_conversions = conversions.copy()
 django_conversions.update({

django/db/backends/oracle/base.py

@@ -12 +12 @@
     raise ImproperlyConfigured, "Error loading cx_Oracle module: %s" % e
 
 DatabaseError = Database.Error
+IntegrityError = Database.IntegrityError
 
 try:
     # Only exists in Python 2.4+

django/db/backends/postgresql_psycopg2/base.py

@@ -12 +12 @@
     raise ImproperlyConfigured, "Error loading psycopg2 module: %s" % e
 
 DatabaseError = Database.DatabaseError
+IntegrityError = Database.IntegrityError
 
 try:
     # Only exists in Python 2.4+

django/db/backends/dummy/base.py

@@ -15 +15 @@
 class DatabaseError(Exception):
     pass
 
+class IntegrityError(DatabaseError):
+    pass
+
 class DatabaseWrapper:
     cursor = complain
     _commit = complain