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Refactor maybe_async

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This commit is contained in:
humbertogontijo 2025-07-26 09:31:59 -03:00
parent 4742414247
commit 13913099db
6 changed files with 51 additions and 92 deletions
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4
telethon/client/auth.py
View File

@ -552,9 +552,7 @@ class AuthMethods:
self._authorized = False
await self.disconnect()
delete = self.session.delete()
if inspect.isawaitable(delete):
await delete
await utils.maybe_async(self.session.delete())
self.session = None
return True

12
telethon/client/downloads.py
View File

@ -63,12 +63,12 @@ class _DirectDownloadIter(RequestIter):
config = await self.client(functions.help.GetConfigRequest())
for option in config.dc_options:
if option.ip_address == self.client.session.server_address:
set_dc = self.client.session.set_dc(option.id, option.ip_address, option.port)
if inspect.isawaitable(set_dc):
await set_dc
save = self.client.session.save()
if inspect.isawaitable(save):
await save
await utils.maybe_async(
self.client.session.set_dc(
option.id, option.ip_address, option.port
)
)
await utils.maybe_async(self.client.session.save())
break
# TODO Figure out why the session may have the wrong DC ID

73
telethon/client/telegrambaseclient.py
View File

@ -1,5 +1,4 @@
import abc
import inspect
import re
import asyncio
import collections
@ -10,7 +9,7 @@ import typing
import datetime
import pathlib
from .. import version, helpers, __name__ as __base_name__
from .. import utils, version, helpers, __name__ as __base_name__
from ..crypto import rsa
from ..extensions import markdown
from ..network import MTProtoSender, Connection, ConnectionTcpFull, TcpMTProxy
@ -540,16 +539,14 @@ class TelegramBaseClient(abc.ABC):
# ':' in session.server_address is True if it's an IPv6 address
if (not self.session.server_address or
(':' in self.session.server_address) != self._use_ipv6):
set_dc = self.session.set_dc(
await utils.maybe_async(
self.session.set_dc(
DEFAULT_DC_ID,
DEFAULT_IPV6_IP if self._use_ipv6 else DEFAULT_IPV4_IP,
DEFAULT_PORT
)
if inspect.isawaitable(set_dc):
await set_dc
save = self.session.save()
if inspect.isawaitable(save):
await save
)
await utils.maybe_async(self.session.save())
if not await self._sender.connect(self._connection(
self.session.server_address,
@ -563,19 +560,13 @@ class TelegramBaseClient(abc.ABC):
return
self.session.auth_key = self._sender.auth_key
save = self.session.save()
if inspect.isawaitable(save):
await save
await utils.maybe_async(self.session.save())
try:
# See comment when saving entities to understand this hack
self_entity = self.session.get_input_entity(0)
if inspect.isawaitable(self_entity):
self_entity = await self_entity
self_entity = await utils.maybe_async(self.session.get_input_entity(0))
self_id = self_entity.access_hash
self_user = self.session.get_input_entity(self_id)
if inspect.isawaitable(self_user):
self_user = await self_user
self_user = await utils.maybe_async(self.session.get_input_entity(self_id))
self._mb_entity_cache.set_self_user(self_id, None, self_user.access_hash)
except ValueError:
pass
@ -584,9 +575,7 @@ class TelegramBaseClient(abc.ABC):
ss = SessionState(0, 0, False, 0, 0, 0, 0, None)
cs = []
update_states = self.session.get_update_states()
if inspect.isawaitable(update_states):
update_states = await update_states
update_states = await utils.maybe_async(self.session.get_update_states())
for entity_id, state in update_states:
if entity_id == 0:
# TODO current session doesn't store self-user info but adding that is breaking on downstream session impls
@ -597,9 +586,7 @@ class TelegramBaseClient(abc.ABC):
self._message_box.load(ss, cs)
for state in cs:
try:
entity = self.session.get_input_entity(state.channel_id)
if inspect.isawaitable(entity):
entity = await entity
entity = await utils.maybe_async(self.session.get_input_entity(state.channel_id))
except ValueError:
self._log[__name__].warning(
'No access_hash in cache for channel %s, will not catch up', state.channel_id)
@ -709,23 +696,21 @@ class TelegramBaseClient(abc.ABC):
# Piggy-back on an arbitrary TL type with users and chats so the session can understand to read the entities.
# It doesn't matter if we put users in the list of chats.
if self._mb_entity_cache.self_id:
process_entities = self.session.process_entities(
await utils.maybe_async(
self.session.process_entities(
types.contacts.ResolvedPeer(None, [types.InputPeerUser(0, self._mb_entity_cache.self_id)], [])
)
if inspect.isawaitable(process_entities):
await process_entities
)
ss, cs = self._message_box.session_state()
update_state = self.session.set_update_state(0, types.updates.State(**ss, unread_count=0))
if inspect.isawaitable(update_state):
await update_state
await utils.maybe_async(self.session.set_update_state(0, types.updates.State(**ss, unread_count=0)))
now = datetime.datetime.now() # any datetime works; channels don't need it
for channel_id, pts in cs.items():
update_state = self.session.set_update_state(
await utils.maybe_async(
self.session.set_update_state(
channel_id, types.updates.State(pts, 0, now, 0, unread_count=0)
)
if inspect.isawaitable(update_state):
await update_state
)
async def _disconnect_coro(self: 'TelegramClient'):
if self.session is None:
@ -759,9 +744,7 @@ class TelegramBaseClient(abc.ABC):
await self._save_states_and_entities()
close = self.session.close()
if inspect.isawaitable(close):
await close
await utils.maybe_async(self.session.close())
async def _disconnect(self: 'TelegramClient'):
"""
@ -782,16 +765,12 @@ class TelegramBaseClient(abc.ABC):
self._log[__name__].info('Reconnecting to new data center %s', new_dc)
dc = await self._get_dc(new_dc)
set_dc = self.session.set_dc(dc.id, dc.ip_address, dc.port)
if inspect.isawaitable(set_dc):
await set_dc
await utils.maybe_async(self.session.set_dc(dc.id, dc.ip_address, dc.port))
# auth_key's are associated with a server, which has now changed
# so it's not valid anymore. Set to None to force recreating it.
self._sender.auth_key.key = None
self.session.auth_key = None
save = self.session.save()
if inspect.isawaitable(save):
await save
await utils.maybe_async(self.session.save())
await self._disconnect()
return await self.connect()
@ -801,9 +780,7 @@ class TelegramBaseClient(abc.ABC):
new authorization key. This means we are not authorized.
"""
self.session.auth_key = auth_key
save = self.session.save()
if inspect.isawaitable(save):
await save
await utils.maybe_async(self.session.save())
# endregion
@ -929,12 +906,8 @@ class TelegramBaseClient(abc.ABC):
session = self._exported_sessions.get(cdn_redirect.dc_id)
if not session:
dc = await self._get_dc(cdn_redirect.dc_id, cdn=True)
session = self.session.clone()
if inspect.isawaitable(session):
session = await session
set_dc = session.set_dc(dc.id, dc.ip_address, dc.port)
if inspect.isawaitable(set_dc):
await set_dc
session = await utils.maybe_async(self.session.clone())
await utils.maybe_async(session.set_dc(dc.id, dc.ip_address, dc.port))
self._exported_sessions[cdn_redirect.dc_id] = session
self._log[__name__].info('Creating new CDN client')

20
telethon/client/updates.py
View File

@ -343,9 +343,7 @@ class UpdateMethods:
if updates:
self._log[__name__].info('Got difference for account updates')
_preprocess_updates = self._preprocess_updates(updates, users, chats)
if inspect.isawaitable(_preprocess_updates):
_preprocess_updates = await _preprocess_updates
_preprocess_updates = await utils.maybe_async(self._preprocess_updates(updates, users, chats))
updates_to_dispatch.extend(_preprocess_updates)
continue
@ -444,9 +442,7 @@ class UpdateMethods:
if updates:
self._log[__name__].info('Got difference for channel %d updates', get_diff.channel.channel_id)
_preprocess_updates = self._preprocess_updates(updates, users, chats)
if inspect.isawaitable(_preprocess_updates):
_preprocess_updates = await _preprocess_updates
_preprocess_updates = await utils.maybe_async(self._preprocess_updates(updates, users, chats))
updates_to_dispatch.extend(_preprocess_updates)
continue
@ -468,9 +464,7 @@ class UpdateMethods:
except GapError:
continue # get(_channel)_difference will start returning requests
_preprocess_updates = self._preprocess_updates(processed, users, chats)
if inspect.isawaitable(_preprocess_updates):
_preprocess_updates = await _preprocess_updates
_preprocess_updates = await utils.maybe_async(self._preprocess_updates(processed, users, chats))
updates_to_dispatch.extend(_preprocess_updates)
except asyncio.CancelledError:
pass
@ -481,9 +475,7 @@ class UpdateMethods:
async def _preprocess_updates(self, updates, users, chats):
self._mb_entity_cache.extend(users, chats)
process_entities = self.session.process_entities(types.contacts.ResolvedPeer(None, users, chats))
if inspect.isawaitable(process_entities):
await process_entities
await utils.maybe_async(self.session.process_entities(types.contacts.ResolvedPeer(None, users, chats)))
entities = {utils.get_peer_id(x): x
for x in itertools.chain(users, chats)}
for u in updates:
@ -528,9 +520,7 @@ class UpdateMethods:
# it every minute instead. No-op if there's nothing new.
await self._save_states_and_entities()
save = self.session.save()
if inspect.isawaitable(save):
await save
await utils.maybe_async(self.session.save())
async def _dispatch_update(self: 'TelegramClient', update):
# TODO only used for AlbumHack, and MessageBox is not really designed for this

17
telethon/client/users.py
View File

@ -1,6 +1,5 @@
import asyncio
import datetime
import inspect
import itertools
import time
import typing
@ -81,9 +80,7 @@ class UserMethods:
exceptions.append(e)
results.append(None)
continue
process_entities = self.session.process_entities(result)
if inspect.isawaitable(process_entities):
await process_entities
await utils.maybe_async(self.session.process_entities(result))
exceptions.append(None)
results.append(result)
request_index += 1
@ -93,9 +90,7 @@ class UserMethods:
return results
else:
result = await future
process_entities = self.session.process_entities(result)
if inspect.isawaitable(process_entities):
await process_entities
await utils.maybe_async(self.session.process_entities(result))
return result
except (errors.ServerError, errors.RpcCallFailError,
errors.RpcMcgetFailError, errors.InterdcCallErrorError,
@ -440,9 +435,7 @@ class UserMethods:
# No InputPeer, cached peer, or known string. Fetch from disk cache
try:
input_entity = self.session.get_input_entity(peer)
if inspect.isawaitable(input_entity):
input_entity = await input_entity
input_entity = await utils.maybe_async(self.session.get_input_entity(peer))
return input_entity
except ValueError:
pass
@ -582,9 +575,7 @@ class UserMethods:
pass
try:
# Nobody with this username, maybe it's an exact name/title
input_entity = self.session.get_input_entity(string)
if inspect.isawaitable(input_entity):
input_entity = await input_entity
input_entity = await utils.maybe_async(self.session.get_input_entity(string))
return await self.get_entity(input_entity)
except ValueError:
pass

7
telethon/utils.py
View File

@ -1557,3 +1557,10 @@ def _photo_size_byte_count(size):
return max(size.sizes)
else:
return None
async def maybe_async(coro):
result = coro
if inspect.isawaitable(result):
result = await result
return result