Skip to content

Add signum function #7526

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 5 commits into from
Oct 23, 2022
Merged

Add signum function #7526

Changes from 1 commit
Commits
Show all changes
5 commits
Select commit Hold shift + click to select a range
d905e59
Add signum function
arjitarora26 Oct 22, 2022
ea518f0
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Oct 22, 2022
1daa815
Add typehints for functions
arjitarora26 Oct 22, 2022
f60da87
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Oct 22, 2022
3001f6a
Update signum.py
cclauss Oct 23, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Prev Previous commit
Update signum.py
  • Loading branch information
@cclauss
cclauss authored Oct 23, 2022
commit 3001f6a7138e413425bafcbf34900dcf52add214
9 changes: 4 additions & 5 deletions maths/signum.py
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,4 +1,6 @@
"""Signum function"""
"""
Signum function -- https://en.wikipedia.org/wiki/Sign_function
"""


def signum(num: float) -> int:
Expand All @@ -14,10 +16,7 @@ def signum(num: float) -> int:
"""
if num < 0:
return -1
elif num > 0:
return 1
else:
return 0
return 1 if num else 0


def test_signum() -> None:
Expand Down