ErrorNoCord/arguments.py

48 lines
1.4 KiB
Python

import argparse
import contextlib
import io
import utils
class ArgumentParser:
def __init__(self, command, description):
self.parser = argparse.ArgumentParser(
command,
description=description,
exit_on_error=False,
)
def print_help(self):
help_buffer = io.StringIO()
with contextlib.redirect_stdout(help_buffer):
self.parser.print_help()
return help_buffer.getvalue().replace(" and exit", "")
def add_mutually_exclusive_group(self, *args, **kwargs):
return self.parser.add_mutually_exclusive_group(*args, **kwargs)
def add_argument(self, *args, **kwargs):
return self.parser.add_argument(*args, **kwargs)
async def parse_args(self, message, tokens) -> argparse.Namespace | None:
try:
with contextlib.redirect_stdout(io.StringIO()):
return self.parser.parse_args(tokens[1:])
except SystemExit:
await utils.reply(message, f"```\n{self.print_help()}```")
except Exception as e:
await utils.reply(message, f"`{e}`")
def range_type(string: str, lower=0, upper=100) -> int:
try:
value = int(string)
except ValueError as e:
raise argparse.ArgumentTypeError("value is not a valid integer") from e
if lower <= value <= upper:
return value
raise argparse.ArgumentTypeError(f"value is not in range {lower}-{upper}")