mirror of
https://github.com/python-telegram-bot/python-telegram-bot.git
synced 2024-12-29 15:49:02 +01:00
136 lines
4.7 KiB
Python
136 lines
4.7 KiB
Python
#!/usr/bin/env python
|
|
#
|
|
# A library that provides a Python interface to the Telegram Bot API
|
|
# Copyright (C) 2015-2024
|
|
# Leandro Toledo de Souza <devs@python-telegram-bot.org>
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU Lesser Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program 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 Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU Lesser Public License
|
|
# along with this program. If not, see [http://www.gnu.org/licenses/].
|
|
"""This module contains functions which are used to scrape the official Bot API documentation."""
|
|
|
|
import asyncio
|
|
from dataclasses import dataclass
|
|
from typing import Literal, overload
|
|
|
|
import httpx
|
|
from bs4 import BeautifulSoup, Tag
|
|
|
|
from tests.test_official.exceptions import IGNORED_OBJECTS
|
|
from tests.test_official.helpers import (
|
|
find_next_sibling_until,
|
|
is_parameter_required_by_tg,
|
|
is_pascal_case,
|
|
)
|
|
|
|
|
|
@dataclass(slots=True, frozen=True)
|
|
class TelegramParameter:
|
|
"""Represents the scraped Telegram parameter. Contains all relevant attributes needed for
|
|
comparison. Relevant for both TelegramMethod and TelegramClass."""
|
|
|
|
param_name: str
|
|
param_type: str
|
|
param_required: bool
|
|
param_description: str
|
|
|
|
|
|
@dataclass(slots=True, frozen=True)
|
|
class TelegramClass:
|
|
"""Represents the scraped Telegram class. Contains all relevant attributes needed for
|
|
comparison."""
|
|
|
|
class_name: str
|
|
class_parameters: list[TelegramParameter]
|
|
# class_description: str
|
|
|
|
|
|
@dataclass(slots=True, frozen=True)
|
|
class TelegramMethod:
|
|
"""Represents the scraped Telegram method. Contains all relevant attributes needed for
|
|
comparison."""
|
|
|
|
method_name: str
|
|
method_parameters: list[TelegramParameter]
|
|
# method_description: str
|
|
|
|
|
|
@dataclass(slots=True, frozen=False)
|
|
class Scraper:
|
|
request: httpx.Response | None = None
|
|
soup: BeautifulSoup | None = None
|
|
|
|
async def make_request(self) -> None:
|
|
async with httpx.AsyncClient() as client:
|
|
self.request = await client.get("https://core.telegram.org/bots/api", timeout=10)
|
|
self.soup = BeautifulSoup(self.request.text, "html.parser")
|
|
|
|
@overload
|
|
def parse_docs(
|
|
self, doc_type: Literal["method"]
|
|
) -> tuple[list[TelegramMethod], list[str]]: ...
|
|
|
|
@overload
|
|
def parse_docs(self, doc_type: Literal["class"]) -> tuple[list[TelegramClass], list[str]]: ...
|
|
|
|
def parse_docs(self, doc_type):
|
|
argvalues = []
|
|
names: list[str] = []
|
|
if self.request is None:
|
|
asyncio.run(self.make_request())
|
|
|
|
for unparsed in self.soup.select("h4 > a.anchor"):
|
|
if "-" not in unparsed["name"]:
|
|
h4: Tag | None = unparsed.parent
|
|
name = h4.text
|
|
if h4 is None:
|
|
raise AssertionError("h4 is None")
|
|
if doc_type == "method" and name[0].lower() == name[0]:
|
|
params = parse_table_for_params(h4)
|
|
obj = TelegramMethod(method_name=name, method_parameters=params)
|
|
argvalues.append(obj)
|
|
names.append(name)
|
|
elif doc_type == "class" and is_pascal_case(name) and name not in IGNORED_OBJECTS:
|
|
params = parse_table_for_params(h4)
|
|
obj = TelegramClass(class_name=name, class_parameters=params)
|
|
argvalues.append(obj)
|
|
names.append(name)
|
|
|
|
return argvalues, names
|
|
|
|
def collect_methods(self) -> tuple[list[TelegramMethod], list[str]]:
|
|
return self.parse_docs("method")
|
|
|
|
def collect_classes(self) -> tuple[list[TelegramClass], list[str]]:
|
|
return self.parse_docs("class")
|
|
|
|
|
|
def parse_table_for_params(h4: Tag) -> list[TelegramParameter]:
|
|
"""Parses the Telegram doc table and outputs a list of TelegramParameter objects."""
|
|
table = find_next_sibling_until(h4, "table", h4.find_next_sibling("h4"))
|
|
if not table:
|
|
return []
|
|
|
|
params = []
|
|
for tr in table.find_all("tr")[1:]:
|
|
fields = []
|
|
for td in tr.find_all("td"):
|
|
param = td.text
|
|
fields.append(param)
|
|
|
|
param_name = fields[0]
|
|
param_type = fields[1]
|
|
param_required = is_parameter_required_by_tg(fields[2])
|
|
param_desc = fields[-1] # since length can be 2 or 3, but desc is always the last
|
|
params.append(TelegramParameter(param_name, param_type, param_required, param_desc))
|
|
|
|
return params
|