MTPyroger/pyrogram/api/core/object.py

73 lines
2.1 KiB
Python

# Pyrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017-2019 Dan Tès <https://github.com/delivrance>
#
# This file is part of Pyrogram.
#
# Pyrogram is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Pyrogram is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Pyrogram. If not, see <http://www.gnu.org/licenses/>.
from collections import OrderedDict
from datetime import datetime
from io import BytesIO
from json import dumps
class Object:
all = {}
__slots__ = []
QUALNAME = "Base"
@staticmethod
def read(b: BytesIO, *args):
return Object.all[int.from_bytes(b.read(4), "little")].read(b, *args)
def write(self, *args) -> bytes:
pass
def __str__(self) -> str:
return dumps(self, indent=4, default=default, ensure_ascii=False)
def __len__(self) -> int:
return len(self.write())
def __getitem__(self, item):
return getattr(self, item)
def remove_none(obj):
if isinstance(obj, (list, tuple, set)):
return type(obj)(remove_none(x) for x in obj if x is not None)
elif isinstance(obj, dict):
return type(obj)((remove_none(k), remove_none(v)) for k, v in obj.items() if k is not None and v is not None)
else:
return obj
def default(o: "Object"):
try:
content = {i: getattr(o, i) for i in o.__slots__}
return remove_none(
OrderedDict(
[("_", o.QUALNAME)]
+ [i for i in content.items()]
)
)
except AttributeError:
if isinstance(o, datetime):
return o.strftime("%d-%b-%Y %H:%M:%S")
else:
return repr(o)