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Create calculate_resistence_in_parallel.py #7838

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Create calculate_resistence_in_parallel.py
0shuvo0 Oct 29, 2022
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[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Oct 29, 2022
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Update electronics/calculate_resistence_in_parallel.py
0shuvo0 Oct 30, 2022
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Update electronics/calculate_resistence_in_parallel.py
0shuvo0 Oct 30, 2022
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[pre-commit.ci] auto fixes from pre-commit.com hooks
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Update electronics/calculate_resistence_in_parallel.py changed the wa…
0shuvo0 Oct 30, 2022
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14 changes: 14 additions & 0 deletions electronics/calculate_resistence_in_parallel.py
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Original file line number Diff line number Diff line change
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def calculate_resistence_in_parallel(resistors_in_parallel: list) -> float:
"""
Calculate total resistance of resistors used in parallel
>>> calculate_resistence_in_parallel([200, 470, 220])
85.67
"""
total = sum(1 / val for val in resistors_in_parallel)
return round(1 / total, 2)
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Suggested change
return round(1 / total, 2)
return 1 / total

No point rounding the output

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if we don't round it we will get crazy result like 85.66694283347141



if __name__ == "__main__":
import doctest

doctest.testmod()