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bazarr/libs/tqdm/contrib/telegram.py

136 lines
4.3 KiB
Python

"""
Sends updates to a Telegram bot.
"""
from __future__ import absolute_import
from concurrent.futures import ThreadPoolExecutor
from requests import Session
from tqdm.auto import tqdm as tqdm_auto
from tqdm.utils import _range
__author__ = {"github.com/": ["casperdcl"]}
__all__ = ['TelegramIO', 'tqdm_telegram', 'ttgrange', 'tqdm', 'trange']
class TelegramIO():
"""Non-blocking file-like IO to a Telegram Bot."""
API = 'https://api.telegram.org/bot'
def __init__(self, token, chat_id):
"""Creates a new message in the given `chat_id`."""
self.token = token
self.chat_id = chat_id
self.session = session = Session()
self.text = self.__class__.__name__
self.pool = ThreadPoolExecutor()
self.futures = []
try:
res = session.post(
self.API + '%s/sendMessage' % self.token,
data=dict(text='`' + self.text + '`', chat_id=self.chat_id,
parse_mode='MarkdownV2'))
except Exception as e:
tqdm_auto.write(str(e))
else:
self.message_id = res.json()['result']['message_id']
def write(self, s):
"""Replaces internal `message_id`'s text with `s`."""
if not s:
return
s = s.strip().replace('\r', '')
if s == self.text:
return # avoid duplicate message Bot error
self.text = s
try:
f = self.pool.submit(
self.session.post,
self.API + '%s/editMessageText' % self.token,
data=dict(
text='`' + s + '`', chat_id=self.chat_id,
message_id=self.message_id, parse_mode='MarkdownV2'))
except Exception as e:
tqdm_auto.write(str(e))
else:
self.futures.append(f)
return f
def flush(self):
"""Ensure the last `write` has been processed."""
[f.cancel() for f in self.futures[-2::-1]]
try:
return self.futures[-1].result()
except IndexError:
pass
finally:
self.futures = []
def __del__(self):
self.flush()
class tqdm_telegram(tqdm_auto):
"""
Standard `tqdm.auto.tqdm` but also sends updates to a Telegram bot.
May take a few seconds to create (`__init__`) and clear (`__del__`).
>>> from tqdm.contrib.telegram import tqdm, trange
>>> for i in tqdm(
... iterable,
... token='1234567890:THIS1SSOMETOKEN0BTAINeDfrOmTELEGrAM',
... chat_id='0246813579'):
"""
def __init__(self, *args, **kwargs):
"""
Parameters
----------
token : str, required. Telegram token.
chat_id : str, required. Telegram chat ID.
See `tqdm.auto.tqdm.__init__` for other parameters.
"""
self.tgio = TelegramIO(kwargs.pop('token'), kwargs.pop('chat_id'))
super(tqdm_telegram, self).__init__(*args, **kwargs)
def display(self, **kwargs):
super(tqdm_telegram, self).display(**kwargs)
fmt = self.format_dict
if 'bar_format' in fmt and fmt['bar_format']:
fmt['bar_format'] = fmt['bar_format'].replace('<bar/>', '{bar}')
else:
fmt['bar_format'] = '{l_bar}{bar}{r_bar}'
fmt['bar_format'] = fmt['bar_format'].replace('{bar}', '{bar:10u}')
self.tgio.write(self.format_meter(**fmt))
def __new__(cls, *args, **kwargs):
"""
Workaround for mixed-class same-stream nested progressbars.
See [#509](https://github.com/tqdm/tqdm/issues/509)
"""
with cls.get_lock():
try:
cls._instances = tqdm_auto._instances
except AttributeError:
pass
instance = super(tqdm_telegram, cls).__new__(cls, *args, **kwargs)
with cls.get_lock():
try:
# `tqdm_auto` may have been changed so update
cls._instances.update(tqdm_auto._instances)
except AttributeError:
pass
tqdm_auto._instances = cls._instances
return instance
def ttgrange(*args, **kwargs):
"""
A shortcut for `tqdm.contrib.telegram.tqdm(xrange(*args), **kwargs)`.
On Python3+, `range` is used instead of `xrange`.
"""
return tqdm_telegram(_range(*args), **kwargs)
# Aliases
tqdm = tqdm_telegram
trange = ttgrange