Doc fr

[redoules]

(Put an X inside the [ ] to denote check mark [X].)

• If creating a new file :

  • added links to it in the README files ?
  • included tests with it ?
  • added description (overview of algorithm, time and space compleixty, and possible edge case) in docstrings ?

• if done some changes :

  • wrote short description in the PR explaining what the changes do ?
  • Fixes #[issue number] if related to any issue

• other

[redoules]

Hello,
I wrote a french translation of the repo. Hope it helps.

[coveralls]

Pull Request Test Coverage Report for Build 728

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 71.509%

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Totals
Change from base Build 726:	0.0%
Covered Lines:	4307
Relevant Lines:	6023

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💛 - Coveralls

[danghai]

@redoules Thanks your PR. I could not confirm the translation because I do not know French language. However it looks good for me. Feel free open new PR if people want to modify the translation. Merge!