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item_056_example_11.py
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executable file
·31 lines (25 loc) · 945 Bytes
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#!/usr/bin/env PYTHONHASHSEED=1234 python3
# Copyright 2014-2024 Brett Slatkin, Pearson Education Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
print("아이템 56")
print("Example 11")
# Check types in this file with: python3 -m mypy <path>
from dataclasses import dataclass
@dataclass(frozen=True)
class DataclassImmutablePoint:
name: str
x: float
y: float
origin = DataclassImmutablePoint("origin", 0, 0)
origin.x = -3