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53 lines
1.7 KiB
Python
53 lines
1.7 KiB
Python
def bubble_sort(collection):
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"""Pure implementation of bubble sort algorithm in Python
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:param collection: some mutable ordered collection with heterogeneous
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comparable items inside
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:return: the same collection ordered by ascending
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Examples:
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>>> bubble_sort([0, 5, 2, 3, 2])
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[0, 2, 2, 3, 5]
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>>> bubble_sort([0, 5, 2, 3, 2]) == sorted([0, 5, 2, 3, 2])
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True
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>>> bubble_sort([]) == sorted([])
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True
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>>> bubble_sort([-2, -45, -5]) == sorted([-2, -45, -5])
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True
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>>> bubble_sort([-23, 0, 6, -4, 34]) == sorted([-23, 0, 6, -4, 34])
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True
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>>> bubble_sort(['d', 'a', 'b', 'e', 'c']) == sorted(['d', 'a', 'b', 'e', 'c'])
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True
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>>> import random
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>>> collection = random.sample(range(-50, 50), 100)
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>>> bubble_sort(collection) == sorted(collection)
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True
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>>> import string
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>>> collection = random.choices(string.ascii_letters + string.digits, k=100)
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>>> bubble_sort(collection) == sorted(collection)
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True
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"""
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length = len(collection)
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for i in range(length - 1):
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swapped = False
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for j in range(length - 1 - i):
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if collection[j] > collection[j + 1]:
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swapped = True
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collection[j], collection[j + 1] = collection[j + 1], collection[j]
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if not swapped:
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break # Stop iteration if the collection is sorted.
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return collection
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if __name__ == "__main__":
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import doctest
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import time
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doctest.testmod()
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user_input = input("Enter numbers separated by a comma:").strip()
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unsorted = [int(item) for item in user_input.split(",")]
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start = time.process_time()
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print(*bubble_sort(unsorted), sep=",")
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print(f"Processing time: {time.process_time() - start}")
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