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Fix error messages for horizontal_projectile_motion.py (#12722)

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* Update horizontal_projectile_motion.py

This commit is about logic of this program. Changes made aim to allow a good understanding of what is done.

* Update horizontal_projectile_motion.py

---------

Co-authored-by: Maxim Smolskiy <mithridatus@mail.ru>
This commit is contained in:
robohie
2025-05-10 21:18:02 +01:00
committed by GitHub
parent 47a44abe23
commit 131765574f
1 changed files with 9 additions and 9 deletions
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18
physics/horizontal_projectile_motion.py
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@ -17,7 +17,7 @@ For more info: https://en.wikipedia.org/wiki/Projectile_motion
""" """
# Importing packages # Importing packages
from math import radians as angle_to_radians from math import radians as deg_to_rad
from math import sin from math import sin
# Acceleration Constant on Earth (unit m/s^2) # Acceleration Constant on Earth (unit m/s^2)
@ -31,10 +31,10 @@ def check_args(init_velocity: float, angle: float) -> None:
# Ensure valid instance # Ensure valid instance
if not isinstance(init_velocity, (int, float)): if not isinstance(init_velocity, (int, float)):
raise TypeError("Invalid velocity. Should be a positive number.") raise TypeError("Invalid velocity. Should be an integer or float.")
if not isinstance(angle, (int, float)): if not isinstance(angle, (int, float)):
raise TypeError("Invalid angle. Range is 1-90 degrees.") raise TypeError("Invalid angle. Should be an integer or float.")
# Ensure valid angle # Ensure valid angle
if angle > 90 or angle < 1: if angle > 90 or angle < 1:
@ -71,7 +71,7 @@ def horizontal_distance(init_velocity: float, angle: float) -> float:
ValueError: Invalid angle. Range is 1-90 degrees. ValueError: Invalid angle. Range is 1-90 degrees.
""" """
check_args(init_velocity, angle) check_args(init_velocity, angle)
radians = angle_to_radians(2 * angle) radians = deg_to_rad(2 * angle)
return round(init_velocity**2 * sin(radians) / g, 2) return round(init_velocity**2 * sin(radians) / g, 2)
@ -94,14 +94,14 @@ def max_height(init_velocity: float, angle: float) -> float:
>>> max_height("a", 20) >>> max_height("a", 20)
Traceback (most recent call last): Traceback (most recent call last):
... ...
TypeError: Invalid velocity. Should be a positive number. TypeError: Invalid velocity. Should be an integer or float.
>>> horizontal_distance(30, "b") >>> horizontal_distance(30, "b")
Traceback (most recent call last): Traceback (most recent call last):
... ...
TypeError: Invalid angle. Range is 1-90 degrees. TypeError: Invalid angle. Should be an integer or float.
""" """
check_args(init_velocity, angle) check_args(init_velocity, angle)
radians = angle_to_radians(angle) radians = deg_to_rad(angle)
return round(init_velocity**2 * sin(radians) ** 2 / (2 * g), 2) return round(init_velocity**2 * sin(radians) ** 2 / (2 * g), 2)
@ -128,10 +128,10 @@ def total_time(init_velocity: float, angle: float) -> float:
>>> total_time(30, "b") >>> total_time(30, "b")
Traceback (most recent call last): Traceback (most recent call last):
... ...
TypeError: Invalid angle. Range is 1-90 degrees. TypeError: Invalid angle. Should be an integer or float.
""" """
check_args(init_velocity, angle) check_args(init_velocity, angle)
radians = angle_to_radians(angle) radians = deg_to_rad(angle)
return round(2 * init_velocity * sin(radians) / g, 2) return round(2 * init_velocity * sin(radians) / g, 2)