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100 lines
2.3 KiB
Python
100 lines
2.3 KiB
Python
import random
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from importlib.metadata import PackageNotFoundError, version
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def clamp(value: float, min_value: float, max_value: float) -> float | int:
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"""将值限制在最小值和最大值之间
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Args:
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value (float): 要限制的值
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min_value (float): 最小值
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max_value (float): 最大值
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Returns:
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float: 限制后的值
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"""
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return max(min(value, max_value), min_value)
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def convert_size(size: int, precision: int = 2, add_unit: bool = True, suffix: str = " XiB") -> str | float:
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"""把字节数转换为人类可读的字符串，计算正负
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Args:
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add_unit: 是否添加单位，False后则suffix无效
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suffix: XiB或XB
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precision: 浮点数的小数点位数
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size (int): 字节数
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Returns:
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str: The human-readable string, e.g. "1.23 GB".
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"""
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is_negative = size < 0
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size = abs(size)
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for unit in ("", "K", "M", "G", "T", "P", "E", "Z"):
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if size < 1024:
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break
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size /= 1024
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if is_negative:
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size = -size
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if add_unit:
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return f"{size:.{precision}f}{suffix.replace('X', unit)}"
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else:
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return size
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def keywords_in_text(keywords: list[str], text: str, all_matched: bool) -> bool:
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"""
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检查关键词是否在文本中
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Args:
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keywords: 关键词列表
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text: 文本
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all_matched: 是否需要全部匹配
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Returns:
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"""
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if all_matched:
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for keyword in keywords:
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if keyword not in text:
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return False
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return True
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else:
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for keyword in keywords:
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if keyword in text:
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return True
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return False
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def check_for_package(package_name: str) -> bool:
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try:
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version(package_name)
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return True
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except PackageNotFoundError:
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return False
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def random_ascii_string(length: int) -> str:
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"""
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生成随机ASCII字符串
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Args:
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length:
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Returns:
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"""
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return "".join([chr(random.randint(33, 126)) for _ in range(length)])
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def random_hex_string(length: int) -> str:
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"""
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生成随机十六进制字符串
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Args:
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length:
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Returns:
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"""
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return "".join([random.choice("0123456789abcdef") for _ in range(length)])
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