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Senior Python developer expertise for writing clean, efficient, and well-documented code. Use when: writing Python code, optimizing Python scripts, reviewing Python code for best practices, debugging Python issues, implementing type hints, or when user mentions Python, PEP 8, or needs help with Python data structures and algorithms.
npx skill4agent add shubhamsaboo/awesome-llm-apps python-expertrules/rules/TypeVartypingfrom typing import List, Dict, Optional, TypeVar
T = TypeVar('T')
def function_name(param1: str, param2: int) -> Optional[Dict[str, Any]]:
"""Brief description of function purpose.
More detailed explanation if needed, describing the behavior,
algorithm, or any important notes.
Args:
param1: Description of first parameter
param2: Description of second parameter
Returns:
Description of return value, including None case
Raises:
ValueError: When param2 is negative
Example:
>>> function_name("test", 42)
{'result': 'test-42'}
"""
if param2 < 0:
raise ValueError("param2 must be non-negative")
return {'result': f'{param1}-{param2}'}from collections import Counter
from typing import List, TypeVar
T = TypeVar('T')
def find_duplicates(items: List[T]) -> List[T]:
"""Find all duplicate items in a list.
Args:
items: List of items to check for duplicates.
Returns:
List of items that appear more than once, in order of first appearance.
Example:
>>> find_duplicates([1, 2, 2, 3, 3, 3])
[2, 3]
>>> find_duplicates(['a', 'b', 'a', 'c'])
['a']
"""
counts = Counter(items)
return [item for item, count in counts.items() if count > 1]CounterTypeVar