mirror of
https://git.anonymousland.org/anonymousland/synapse-product.git
synced 2024-12-20 21:04:21 -05:00
d9aa645f86
The _get_joined_users_from_context cache stores a mapping from user_id to avatar_url and display_name. Instead of storing those in a dict, store them in a namedtuple as that uses much less memory. We also try converting the string to ascii to further reduce the size.
57 lines
1.4 KiB
Python
57 lines
1.4 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2014-2016 OpenMarket Ltd
|
|
#
|
|
# 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.
|
|
|
|
import random
|
|
import string
|
|
|
|
_string_with_symbols = (
|
|
string.digits + string.ascii_letters + ".,;:^&*-_+=#~@"
|
|
)
|
|
|
|
|
|
def random_string(length):
|
|
return ''.join(random.choice(string.ascii_letters) for _ in xrange(length))
|
|
|
|
|
|
def random_string_with_symbols(length):
|
|
return ''.join(
|
|
random.choice(_string_with_symbols) for _ in xrange(length)
|
|
)
|
|
|
|
|
|
def is_ascii(s):
|
|
try:
|
|
s.encode("ascii")
|
|
except UnicodeEncodeError:
|
|
return False
|
|
except UnicodeDecodeError:
|
|
return False
|
|
else:
|
|
return True
|
|
|
|
|
|
def to_ascii(s):
|
|
"""Converts a string to ascii if it is ascii, otherwise leave it alone.
|
|
|
|
If given None then will return None.
|
|
"""
|
|
if s is None:
|
|
return None
|
|
|
|
try:
|
|
return s.encode("ascii")
|
|
except UnicodeEncodeError:
|
|
return s
|