mirror of
https://github.com/TheAlgorithms/Python.git
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4d0a8f2355
* optimized recursive_bubble_sort
* Fixed doctest error due whitespace
* reduce loop times for optimization
* fixup! Format Python code with psf/black push
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
28 lines
679 B
Python
28 lines
679 B
Python
from string import ascii_lowercase, ascii_uppercase
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def capitalize(sentence: str) -> str:
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"""
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This function will capitalize the first letter of a sentence or a word
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>>> capitalize("hello world")
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'Hello world'
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>>> capitalize("123 hello world")
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'123 hello world'
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>>> capitalize(" hello world")
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' hello world'
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>>> capitalize("a")
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'A'
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>>> capitalize("")
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''
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"""
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if not sentence:
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return ""
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lower_to_upper = {lc: uc for lc, uc in zip(ascii_lowercase, ascii_uppercase)}
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return lower_to_upper.get(sentence[0], sentence[0]) + sentence[1:]
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if __name__ == "__main__":
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from doctest import testmod
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testmod()
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