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https://github.com/kuhyx/testsAndMisc.git
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Krzysztof kuhy Rudnicki
ec8861d01c
- Rename PYTHON/ to python_pkg/ (fix N999 uppercase folder) - Rename camelCase folders to snake_case: - randomJPG -> random_jpg - tagDivider -> tag_divider - downloadCats -> download_cats - keyboardCoop -> keyboard_coop - extractLinks -> extract_links - scapeWebsite -> scrape_website - Rename camelCase files: - generateJpeg.py -> generate_jpeg.py - tagDivider.py -> tag_divider.py - Rename poker-modifier-app to poker_modifier_app (fix INP001) - Add __init__.py to poker_modifier_app - Replace random module with secrets.SystemRandom (fix S311) - Fix S110 try-except-pass with contextlib.suppress - Update all imports and config references
96 lines
3.2 KiB
Python
96 lines
3.2 KiB
Python
"""Randomize numbers by applying a random percentage variation."""
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import contextlib
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import logging
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import re
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import secrets
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import sys
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logging.basicConfig(level=logging.INFO)
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# Use cryptographically secure random number generator
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_rng = secrets.SystemRandom()
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DEFAULT_MIN_PERCENTAGE = 1
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DEFAULT_MAX_PERCENTAGE = 20
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def randomize_numbers(
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numbers: list[float],
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min_percentage: float = DEFAULT_MIN_PERCENTAGE,
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max_percentage: float = DEFAULT_MAX_PERCENTAGE,
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) -> list[float]:
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"""Apply random percentage variation to a list of numbers."""
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randomized_numbers = []
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for number in numbers:
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percentage = _rng.uniform(min_percentage, max_percentage) / 100
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if _rng.choice([True, False]):
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new_number = number + (number * percentage)
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else:
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new_number = number - (number * percentage)
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randomized_numbers.append(new_number)
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return randomized_numbers
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def parse_input(input_string: str) -> tuple[list[float], list[int]]:
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"""Parse a string of numbers and return floats with decimal counts."""
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# Replace commas with dots and remove non-numeric characters
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# except dots, commas, and digits
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cleaned_input = re.sub(r"[^\d.,\s]", "", input_string).replace(",", ".")
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# Split the cleaned input into individual numbers
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number_strings = cleaned_input.split()
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# Convert the number strings to floats
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numbers: list[float] = []
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decimal_counts: list[int] = []
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for num in number_strings:
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try:
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float_num = float(num)
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digits_count = len(num.split(".")[-1]) if "." in num else 0
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numbers.append(float_num)
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decimal_counts.append(digits_count)
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except ValueError:
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continue
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return numbers, decimal_counts
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MIN_ARGS = 2
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if __name__ == "__main__":
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if len(sys.argv) < MIN_ARGS:
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logging.info(
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"Usage: python random_digits.py <number1> <number2> ... "
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"[min_percentage max_percentage]"
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)
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sys.exit(1)
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input_string = " ".join(sys.argv[1:])
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numbers, decimal_counts = parse_input(input_string)
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if len(numbers) == 0:
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logging.error("No valid numbers provided.")
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sys.exit(1)
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min_percentage = DEFAULT_MIN_PERCENTAGE
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max_percentage = DEFAULT_MAX_PERCENTAGE
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try:
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if len(sys.argv) > len(numbers) + 1:
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with contextlib.suppress(ValueError):
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min_percentage = float(sys.argv[len(numbers) + 1])
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if len(sys.argv) > len(numbers) + 2:
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with contextlib.suppress(ValueError):
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max_percentage = float(sys.argv[len(numbers) + 2])
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randomized_numbers = randomize_numbers(numbers, min_percentage, max_percentage)
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formatted_numbers = []
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for i, num in enumerate(randomized_numbers):
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format_str = f".{decimal_counts[i]}f"
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formatted_numbers.append(float(format(num, format_str)))
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logging.info(f"Original numbers: {numbers}")
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logging.info(f"Randomized numbers: {formatted_numbers}")
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except ValueError:
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logging.exception("Error processing numbers")
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logging.exception("Please provide valid numbers and percentages.")
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sys.exit(1)
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