Add sorting of student projects on organization home page.
List of student projects on organization home page is now sorted in alphabetical order by student name. Fixes issue 613.
#!/usr/bin/env python
#
# Copyright 2007 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
"""Errors used in the Python datastore API."""
class Error(Exception):
"""Base datastore error type.
"""
class BadValueError(Error):
"""Raised by Entity.__setitem__(), Query.__setitem__(), Get(), and others
when a property value or filter value is invalid.
"""
class BadPropertyError(Error):
"""Raised by Entity.__setitem__() when a property name isn't a string.
"""
class BadRequestError(Error):
"""Raised by datastore calls when the parameter(s) are invalid.
"""
class EntityNotFoundError(Error):
"""DEPRECATED: Raised by Get() when the requested entity is not found.
"""
class BadArgumentError(Error):
"""Raised by Query.Order(), Iterator.Next(), and others when they're
passed an invalid argument.
"""
class QueryNotFoundError(Error):
"""DEPRECATED: Raised by Iterator methods when the Iterator is invalid. This
should not happen during normal usage; it protects against malicious users
and system errors.
"""
class TransactionNotFoundError(Error):
"""DEPRECATED: Raised by RunInTransaction. This is an internal error; you
should not see this.
"""
class Rollback(Error):
"""May be raised by transaction functions when they want to roll back
instead of committing. Note that *any* exception raised by a transaction
function will cause a rollback. This is purely for convenience. See
datastore.RunInTransaction for details.
"""
class TransactionFailedError(Error):
"""Raised by RunInTransaction methods when the transaction could not be
committed, even after retrying. This is usually due to high contention.
"""
class BadFilterError(Error):
"""Raised by Query.__setitem__() and Query.Run() when a filter string is
invalid.
"""
def __init__(self, filter):
self.filter = filter
def __str__(self):
return (u'BadFilterError: invalid filter: %s.' % self.filter)
class BadQueryError(Error):
"""Raised by Query when a query or query string is invalid.
"""
class BadKeyError(Error):
"""Raised by Key.__str__ when the key is invalid.
"""
class InternalError(Error):
"""An internal datastore error. Please report this to Google.
"""
class NeedIndexError(Error):
"""No matching index was found for a query that requires an index. Check
the Indexes page in the Admin Console and your index.yaml file.
"""
class Timeout(Error):
"""The datastore operation timed out. This can happen when you attempt to
put, get, or delete too many entities or an entity with too many properties,
or if the datastore is overloaded or having trouble.
"""