From a2be5adf673c32720bbfb649c368af8fd7ae9dbb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Julia=20Arag=C3=A3o?= <101305675+juliaaragao@users.noreply.github.com> Date: Mon, 30 Dec 2024 13:36:55 +0100 Subject: [PATCH] Tests electronics/electric_conductivity.py #9943 (#12437) * Function conversion rectangular number to polar * #9943 : adding test to elelectronics/electric_conductivity.py * updating DIRECTORY.md * Apply suggestions from code review * updating DIRECTORY.md * Rename rec_to_pol.py to rectangular_to_polar.py * updating DIRECTORY.md * Update conversions/rectangular_to_polar.py * Update conversions/rectangular_to_polar.py --------- Co-authored-by: Julia Co-authored-by: juliaaragao Co-authored-by: Christian Clauss Co-authored-by: cclauss --- DIRECTORY.md | 1 + conversions/rectangular_to_polar.py | 32 ++++++++++++++++++++++++++++ electronics/electric_conductivity.py | 20 +++++++++++++++++ 3 files changed, 53 insertions(+) create mode 100644 conversions/rectangular_to_polar.py diff --git a/DIRECTORY.md b/DIRECTORY.md index d234d366d..44d0414a3 100644 --- a/DIRECTORY.md +++ b/DIRECTORY.md @@ -169,6 +169,7 @@ * [Prefix Conversions](conversions/prefix_conversions.py) * [Prefix Conversions String](conversions/prefix_conversions_string.py) * [Pressure Conversions](conversions/pressure_conversions.py) + * [Rectangular To Polar](conversions/rectangular_to_polar.py) * [Rgb Cmyk Conversion](conversions/rgb_cmyk_conversion.py) * [Rgb Hsv Conversion](conversions/rgb_hsv_conversion.py) * [Roman Numerals](conversions/roman_numerals.py) diff --git a/conversions/rectangular_to_polar.py b/conversions/rectangular_to_polar.py new file mode 100644 index 000000000..bed97d741 --- /dev/null +++ b/conversions/rectangular_to_polar.py @@ -0,0 +1,32 @@ +import math + + +def rectangular_to_polar(real: float, img: float) -> tuple[float, float]: + """ + https://en.wikipedia.org/wiki/Polar_coordinate_system + + >>> rectangular_to_polar(5,-5) + (7.07, -45.0) + >>> rectangular_to_polar(-1,1) + (1.41, 135.0) + >>> rectangular_to_polar(-1,-1) + (1.41, -135.0) + >>> rectangular_to_polar(1e-10,1e-10) + (0.0, 45.0) + >>> rectangular_to_polar(-1e-10,1e-10) + (0.0, 135.0) + >>> rectangular_to_polar(9.75,5.93) + (11.41, 31.31) + >>> rectangular_to_polar(10000,99999) + (100497.76, 84.29) + """ + + mod = round(math.sqrt((real**2) + (img**2)), 2) + ang = round(math.degrees(math.atan2(img, real)), 2) + return (mod, ang) + + +if __name__ == "__main__": + import doctest + + doctest.testmod() diff --git a/electronics/electric_conductivity.py b/electronics/electric_conductivity.py index 11f2a607d..65bb6c5ce 100644 --- a/electronics/electric_conductivity.py +++ b/electronics/electric_conductivity.py @@ -21,6 +21,26 @@ def electric_conductivity( ('conductivity', 5.12672e-14) >>> electric_conductivity(conductivity=1000, electron_conc=0, mobility=1200) ('electron_conc', 5.201506356240767e+18) + >>> electric_conductivity(conductivity=-10, electron_conc=100, mobility=0) + Traceback (most recent call last): + ... + ValueError: Conductivity cannot be negative + >>> electric_conductivity(conductivity=50, electron_conc=-10, mobility=0) + Traceback (most recent call last): + ... + ValueError: Electron concentration cannot be negative + >>> electric_conductivity(conductivity=50, electron_conc=0, mobility=-10) + Traceback (most recent call last): + ... + ValueError: mobility cannot be negative + >>> electric_conductivity(conductivity=50, electron_conc=0, mobility=0) + Traceback (most recent call last): + ... + ValueError: You cannot supply more or less than 2 values + >>> electric_conductivity(conductivity=50, electron_conc=200, mobility=300) + Traceback (most recent call last): + ... + ValueError: You cannot supply more or less than 2 values """ if (conductivity, electron_conc, mobility).count(0) != 1: raise ValueError("You cannot supply more or less than 2 values")