diff options
Diffstat (limited to 'lib/python2.7/site-packages/south/exceptions.py')
-rw-r--r-- | lib/python2.7/site-packages/south/exceptions.py | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/lib/python2.7/site-packages/south/exceptions.py b/lib/python2.7/site-packages/south/exceptions.py deleted file mode 100644 index f2e772f..0000000 --- a/lib/python2.7/site-packages/south/exceptions.py +++ /dev/null @@ -1,160 +0,0 @@ -from __future__ import print_function - -from traceback import format_exception, format_exc - -class SouthError(RuntimeError): - pass - -class SouthWarning(RuntimeWarning): - pass - -class BrokenMigration(SouthError): - def __init__(self, migration, exc_info): - self.migration = migration - self.exc_info = exc_info - if self.exc_info: - self.traceback = ''.join(format_exception(*self.exc_info)) - else: - try: - self.traceback = format_exc() - except AttributeError: # Python3 when there is no previous exception - self.traceback = None - - def __str__(self): - return ("While loading migration '%(migration)s':\n" - '%(traceback)s' % self.__dict__) - - -class UnknownMigration(BrokenMigration): - def __str__(self): - if not hasattr(self, "traceback"): - self.traceback = "" - return ("Migration '%(migration)s' probably doesn't exist.\n" - '%(traceback)s' % self.__dict__) - - -class InvalidMigrationModule(SouthError): - def __init__(self, application, module): - self.application = application - self.module = module - - def __str__(self): - return ('The migration module specified for %(application)s, %(module)r, is invalid; the parent module does not exist.' % self.__dict__) - - -class NoMigrations(SouthError): - def __init__(self, application): - self.application = application - - def __str__(self): - return "Application '%(application)s' has no migrations." % self.__dict__ - - -class MultiplePrefixMatches(SouthError): - def __init__(self, prefix, matches): - self.prefix = prefix - self.matches = matches - - def __str__(self): - self.matches_list = "\n ".join([str(m) for m in self.matches]) - return ("Prefix '%(prefix)s' matches more than one migration:\n" - " %(matches_list)s") % self.__dict__ - - -class GhostMigrations(SouthError): - def __init__(self, ghosts): - self.ghosts = ghosts - - def __str__(self): - self.ghosts_list = "\n ".join([str(m) for m in self.ghosts]) - return ("\n\n ! These migrations are in the database but not on disk:\n" - " %(ghosts_list)s\n" - " ! I'm not trusting myself; either fix this yourself by fiddling\n" - " ! with the south_migrationhistory table, or pass --delete-ghost-migrations\n" - " ! to South to have it delete ALL of these records (this may not be good).") % self.__dict__ - - -class CircularDependency(SouthError): - def __init__(self, trace): - self.trace = trace - - def __str__(self): - trace = " -> ".join([str(s) for s in self.trace]) - return ("Found circular dependency:\n" - " %s") % trace - - -class InconsistentMigrationHistory(SouthError): - def __init__(self, problems): - self.problems = problems - - def __str__(self): - return ('Inconsistent migration history\n' - 'The following options are available:\n' - ' --merge: will just attempt the migration ignoring any potential dependency conflicts.') - - -class DependsOnHigherMigration(SouthError): - def __init__(self, migration, depends_on): - self.migration = migration - self.depends_on = depends_on - - def __str__(self): - return "Lower migration '%(migration)s' depends on a higher migration '%(depends_on)s' in the same app." % self.__dict__ - - -class DependsOnUnknownMigration(SouthError): - def __init__(self, migration, depends_on): - self.migration = migration - self.depends_on = depends_on - - def __str__(self): - print("Migration '%(migration)s' depends on unknown migration '%(depends_on)s'." % self.__dict__) - - -class DependsOnUnmigratedApplication(SouthError): - def __init__(self, migration, application): - self.migration = migration - self.application = application - - def __str__(self): - return "Migration '%(migration)s' depends on unmigrated application '%(application)s'." % self.__dict__ - - -class FailedDryRun(SouthError): - def __init__(self, migration, exc_info): - self.migration = migration - self.name = migration.name() - self.exc_info = exc_info - self.traceback = ''.join(format_exception(*self.exc_info)) - - def __str__(self): - return (" ! Error found during dry run of '%(name)s'! Aborting.\n" - "%(traceback)s") % self.__dict__ - - -class ORMBaseNotIncluded(SouthError): - """Raised when a frozen model has something in _ormbases which isn't frozen.""" - pass - - -class UnfreezeMeLater(Exception): - """An exception, which tells the ORM unfreezer to postpone this model.""" - pass - - -class ImpossibleORMUnfreeze(SouthError): - """Raised if the ORM can't manage to unfreeze all the models in a linear fashion.""" - pass - -class ConstraintDropped(SouthWarning): - def __init__(self, constraint, table, column=None): - self.table = table - if column: - self.column = ".%s" % column - else: - self.column = "" - self.constraint = constraint - - def __str__(self): - return "Constraint %(constraint)s was dropped from %(table)s%(column)s -- was this intended?" % self.__dict__ |