python-telegram-bot/codemods/collector.py
2024-05-31 00:47:53 -04:00

135 lines
4.5 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 file determines which methods/parameters need to be added to the API. It does so by
running test_official.py.
"""
import os
import re
import subprocess
import sys
from pathlib import Path
sys.path.insert(0, str(Path.cwd().absolute()))
os.environ["TEST_OFFICIAL"] = "true"
from functools import cache
from helpers import to_camel_case
from tests.test_official.scraper import TelegramParameter
from tests.test_official.test_official import classes, methods
def run_test_official() -> list:
"""Run test_official.py and gather which errors occured."""
try:
output = subprocess.run(
["pytest", "tests/test_official/test_official.py", "-q", "--no-header", "--tb=line"],
capture_output=True,
check=True,
text=True,
)
except subprocess.CalledProcessError as e: # if test_official.py fails (expected)
output = e.output
else:
output = output.stdout
# truncate part before ===failures===
str_output = output[output.find("====") :]
failures: list[str] = str_output.split("\n")[1:-2]
return failures
def get_telegram_parameter(
param_name: str, method_name: str | None = None, class_name: str | None = None
) -> TelegramParameter:
"""Get a TelegramParameter object from the scraper based on the method and parameter name.
Args:
method_name (str): The name of the method.
param_name (str): The name of the parameter.
Returns:
TelegramParameter: The TelegramParameter object.
"""
if method_name is not None:
for method in methods:
if method.method_name == to_camel_case(method_name):
for param in method.method_parameters:
if param.param_name == param_name:
return param
elif class_name is not None:
for cls in classes:
if cls.class_name == class_name:
for param in cls.class_parameters:
if param.param_name == param_name:
return param
else:
raise ValueError("Either method_name or class_name must be provided.")
raise ValueError(f"Param {param_name} not found in method {method_name} or class {class_name}")
@cache
def parse_failures() -> tuple[dict[str, TelegramParameter], dict[str, TelegramParameter]]:
"""Parse the output of run_test_official() to determine which methods/parameters need to be
added to the API.
Returns:
list[TelegramParameter]: A list of parameters that need to be added to the API.
"""
failures = run_test_official()
# regex patterns
param_missing_str = "AssertionError: Parameter ([a-z_]+) not found in ([a-z_]+)"
attribute_missing_str = "AssertionError: Attribute ([a-z_]+) not found in ([a-zA-Z0-9]+)"
missing_params_in_methods = {} # {method_name: TelegramParameter}
missing_attrs_in_classes = {} # {class_name: TelegramParameter}
for failure in failures:
# We will only count missing parameters/attributes for now:
# missing parameter
if match := re.search(param_missing_str, failure):
param_name = match.group(1)
method_name = match.group(2)
tg_param = get_telegram_parameter(param_name, method_name=method_name)
missing_params_in_methods[method_name] = tg_param
# missing attribute
elif match := re.search(attribute_missing_str, failure):
attr_name = match.group(1)
class_name = match.group(2)
tg_param = get_telegram_parameter(attr_name, class_name=class_name)
missing_attrs_in_classes[class_name] = tg_param
else:
print(f"Unknown failure: {failure}")
return missing_params_in_methods, missing_attrs_in_classes
# run_test_official()