From bdc7cbbecd5e6b34c342cf8e0efa8ccb2da3a9aa Mon Sep 17 00:00:00 2001
From: DIvkov575 <Dmitriy@Ivkov.net>
Date: Thu, 13 Oct 2022 22:56:57 -0400
Subject: [PATCH 1/4] Added archimedes principle (physics)

---
 physics/archimedes_principle.py | 46 +++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 physics/archimedes_principle.py

diff --git a/physics/archimedes_principle.py b/physics/archimedes_principle.py
new file mode 100644
index 000000000000..2b4e3b9d30ef
--- /dev/null
+++ b/physics/archimedes_principle.py
@@ -0,0 +1,46 @@
+"""
+Calculates buoyant force on object submerged within static fluid.
+Discovered by greek mathematician, Archimedes. The principle is named after him.
+
+Equation for calculating buoyant force:
+Fb = ρ * V * g
+
+Source:
+- https://en.wikipedia.org/wiki/Archimedes%27_principle
+"""
+
+
+# Acceleration Constant on Earth (unit m/s^2)
+g = 9.80665
+
+
+def archimedes_principle(fluid_density: float, volume: float, gravity: float = g) -> float:
+    """
+    Args:
+        fluid_density: density of fluid (kg/m^3)
+        volume: volume of object / liquid being displaced by object
+        gravity: Acceleration from gravity. Gravitational force on system. Default is Earth Gravity
+    returns:
+        buoyant force on object in Newtons
+
+    >>> archimedes_principle(fluid_density=997, volume=0.5, gravity=9.8)
+    4885.3
+    >>> archimedes_principle(fluid_density=997, volume=0.7)
+    6844.061035
+    """
+
+    if fluid_density <= 0:
+        raise ValueError("Impossible fluid density")
+    if volume < 0:
+        raise ValueError("Impossible Object volume")
+    if gravity <= 0:
+        raise ValueError("Impossible Gravity")
+
+    return fluid_density * gravity * volume
+
+
+if __name__ == "__main__":
+    import doctest
+
+    # run doctest
+    doctest.testmod()

From 6f70b4288c1d5ecce90625b2f277d43968525374 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Fri, 14 Oct 2022 02:58:43 +0000
Subject: [PATCH 2/4] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 physics/archimedes_principle.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/physics/archimedes_principle.py b/physics/archimedes_principle.py
index 2b4e3b9d30ef..7ec997ad5c8f 100644
--- a/physics/archimedes_principle.py
+++ b/physics/archimedes_principle.py
@@ -14,7 +14,9 @@
 g = 9.80665
 
 
-def archimedes_principle(fluid_density: float, volume: float, gravity: float = g) -> float:
+def archimedes_principle(
+    fluid_density: float, volume: float, gravity: float = g
+) -> float:
     """
     Args:
         fluid_density: density of fluid (kg/m^3)

From 7540a77dbe5b490cebf58258f0bb55f48b6b9792 Mon Sep 17 00:00:00 2001
From: DIvkov575 <Dmitriy@Ivkov.net>
Date: Thu, 13 Oct 2022 23:00:14 -0400
Subject: [PATCH 3/4] reformated

---
 physics/archimedes_principle.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/physics/archimedes_principle.py b/physics/archimedes_principle.py
index 2b4e3b9d30ef..7ec997ad5c8f 100644
--- a/physics/archimedes_principle.py
+++ b/physics/archimedes_principle.py
@@ -14,7 +14,9 @@
 g = 9.80665
 
 
-def archimedes_principle(fluid_density: float, volume: float, gravity: float = g) -> float:
+def archimedes_principle(
+    fluid_density: float, volume: float, gravity: float = g
+) -> float:
     """
     Args:
         fluid_density: density of fluid (kg/m^3)

From 235dc753efbf3a3c4202cceb696f53b9840821f0 Mon Sep 17 00:00:00 2001
From: DIvkov575 <Dmitriy@Ivkov.net>
Date: Thu, 13 Oct 2022 23:14:22 -0400
Subject: [PATCH 4/4] reformatted archimedes principles

---
 physics/archimedes_principle.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/physics/archimedes_principle.py b/physics/archimedes_principle.py
index 7ec997ad5c8f..6ecfc65e7461 100644
--- a/physics/archimedes_principle.py
+++ b/physics/archimedes_principle.py
@@ -21,7 +21,8 @@ def archimedes_principle(
     Args:
         fluid_density: density of fluid (kg/m^3)
         volume: volume of object / liquid being displaced by object
-        gravity: Acceleration from gravity. Gravitational force on system. Default is Earth Gravity
+        gravity: Acceleration from gravity. Gravitational force on system,
+            Default is Earth Gravity
     returns:
         buoyant force on object in Newtons