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# ========================================================================== #
# #
# KVMD - The main Pi-KVM daemon. #
# #
# Copyright (C) 2018 Maxim Devaev <[email protected]> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General 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 General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <https://www.gnu.org/licenses/>. #
# #
# ========================================================================== #
from typing import Type
from typing import Union
from typing import Any
from . import ValidatorError
from . import raise_error
from . import check_not_none_string
from . import check_in_list
# =====
def valid_bool(arg: Any) -> bool:
true_args = ["1", "true", "yes"]
false_args = ["0", "false", "no"]
name = "bool (%r or %r)" % (true_args, false_args)
arg = check_not_none_string(arg, name).lower()
arg = check_in_list(arg, name, true_args + false_args)
return (arg in true_args)
def valid_number(
arg: Any,
min: Union[int, float, None]=None, # pylint: disable=redefined-builtin
max: Union[int, float, None]=None, # pylint: disable=redefined-builtin
type: Union[Type[int], Type[float]]=int, # pylint: disable=redefined-builtin
name: str="",
) -> Union[int, float]:
name = (name or type.__name__)
arg = check_not_none_string(arg, name)
try:
arg = type(arg)
except Exception:
raise_error(arg, name)
if min is not None and arg < min:
raise ValidatorError("The argument '%s' must be %s and greater or equial than %s" % (arg, name, min))
if max is not None and arg > max:
raise ValidatorError("The argument '%s' must be %s and lesser or equal then %s" % (arg, name, max))
return arg
def valid_int_f1(arg: Any) -> int:
return int(valid_number(arg, min=1))
def valid_float_f01(arg: Any) -> float:
return float(valid_number(arg, min=0.1, type=float))
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