Skip to main content

Unitforge

Unitforge is a Python library for working with physical quantities that respect units, dimensional analysis, and arithmetic correctness — powered by high-performance Rust under the hood.

Built for scientific computing, simulation, and engineering workflows where unit safety is non-negotiable.


Features

  • Strong unit enforcement: Prevent unit mismatch bugs at runtime.
  • Arithmetic support: Add, subtract, multiply, and divide quantities with automatic unit resolution.
  • Unit conversion: Convert between compatible units on the fly.
  • Scientific formatting: Values display with 4 significant digits and the configured unit.
  • 3D Vectors & Matrices: Perform vector/matrix math with quantities and units.
  • NumPy integration: Convert to/from NumPy arrays easily.
  • Constants: Built-in constants like the speed of light.
  • Serialization-ready: Optional serde-based serialization support (if compiled with feature).

Installation

pip install unitforge

Example Usage

from unitforge import Force, ForceUnit, Distance, DistanceUnit

f = Force(12.0, ForceUnit.N)
print(f.to(ForceUnit.mN))  # → 12000.0

d = Distance(2.0, DistanceUnit.m)
work = f * d
print(work)  # → 24 Nm

Unit Conversion

f = Force(1.0, ForceUnit.N)
print(f.to(ForceUnit.kN))  # → 0.001

Arithmetic

f1 = Force(5.0, ForceUnit.N)
f2 = Force(3.0, ForceUnit.N)
f_sum = f1 + f2
print(f_sum.to(ForceUnit.N))  # → 8.0

Vector and Matrix Support

from unitforge import Vector3, Distance, DistanceUnit

v = Vector3.from_list([
    Distance(3., DistanceUnit.m),
    Distance(4., DistanceUnit.m),
    Distance(12., DistanceUnit.m)
])

print(v.norm())  # → 13.0 m

NumPy Interoperability

import numpy as np
from unitforge import Vector3, ForceUnit

arr = np.array([1.0, 2.0, 3.0])
vec = Vector3.from_array(arr, ForceUnit.N)
arr_back = vec.to_array(ForceUnit.N)

print(arr_back)  # → [1. 2. 3.]

Quantities Available

Examples include:

  • Acceleration, AreaOfMoment, Density, Stiffness, Time, Volume, Angle, Area, Distance, ForcePerVolume, Strain, Velocity, AngularAcceleration, Charge, ForceArea, Force, Stress, VelocitySquared, AngularVelocity, Compliance, ForceDistance, ForceVolume, Mass, Voltage
  • Each with associated unit enums (e.g., ForceUnit, DistanceUnit, ...)

from math import isclose
from unitforge import Force, ForceUnit

f = Force(12., ForceUnit.N)
assert isclose((f * 2).to(ForceUnit.N), 24.)

Contributing

Contributions are welcome! While the core is implemented in Rust, Python usage feedback, bug reports, and API improvements are highly valued.


Repository

GitLab – Unitforge Crate

Metadata

Release files for unitforge 0.5.12

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for unitforge 0.5.12
File Size Uploaded
unitforge-0.5.12.tar.gz 96.5 kB Details

Built distribution (wheel)

Table of built distributions (wheels) for unitforge 0.5.12
File Interpreter ABI Platform
unitforge-0.5.12-cp312-cp312-manylinux_2_34_x86_64.whl CPython 3.12 CPython 3.12 Linux glibc 2.34+ x86-64 Details

Total release size: 1.2 MB

Release files / unitforge-0.5.12.tar.gz

Download URL unitforge-0.5.12.tar.gz
Size 96.5 kB
Tags Source
SHA-256 checksum
How to use checksums
14742ef97a0d04a8b2dc922382098e51c538478f7f57d3f63f9ef9c4c75faf57
BLAKE2b-256 checksum
How to use checksums
0f86db81a0e97bf09e8968d9bf1dafc549e864669b1e82cb32cc4630d49bd930
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
No
Uploaded via maturin/1.15.0

Release files / unitforge-0.5.12-cp312-cp312-manylinux_2_34_x86_64.whl

Download URL unitforge-0.5.12-cp312-cp312-manylinux_2_34_x86_64.whl
Size 1.1 MB
Tags CPython 3.12 Linux glibc 2.34+ x86-64
SHA-256 checksum
How to use checksums
a5e20f9f76d5383a924a56367c36df88b2750f74351341ff1c6a47c7cf0112cd
BLAKE2b-256 checksum
How to use checksums
227a71dcae135284ed304af9f4044342c4e67da44055d4d9f175aa0a1d299687
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
No
Uploaded via maturin/1.15.0

Release history Release notifications | RSS feed

This release

0.5.12 This release

2 release files

0.5.10

2 release files

0.5.9

2 release files

0.5.7

2 release files

0.5.6

2 release files

0.5.5

2 release files

0.5.4

2 release files

0.5.3

2 release files

0.5.2

2 release files

0.5.1

2 release files

0.5.0

2 release files

0.4.3

2 release files

0.4.2

2 release files

0.4.1

2 release files

0.4.0

2 release files

0.3.18

2 release files

0.3.17

2 release files

0.3.16

2 release files

0.3.15

2 release files

0.3.14

2 release files

0.3.13

2 release files

0.3.12

2 release files

0.3.11

2 release files

0.3.10

2 release files

0.3.9

2 release files

0.3.8

2 release files

0.3.7

2 release files

0.3.6

2 release files

0.3.5

2 release files

0.3.4

2 release files

0.3.3

2 release files

0.3.2

2 release files

0.3.1

2 release files

0.3.0

2 release files

0.2.36

2 release files

0.2.35

2 release files

0.2.34

2 release files

0.2.33

2 release files

0.2.32

2 release files

0.2.31

2 release files

0.2.30

2 release files

0.2.29

2 release files

0.2.28

2 release files

0.2.27

2 release files

0.2.24

2 release files

0.2.23

2 release files

0.2.22

2 release files

0.2.21

2 release files

0.2.19

2 release files

0.2.18

2 release files

0.2.17

2 release files

0.2.9

2 release files

Anthropic, PBC Visionary sponsor Bloomberg Visionary sponsor Hudson River Trading Visionary sponsor Meta Visionary sponsor NVIDIA Visionary sponsor Microsoft Sustainability sponsor Depot Continuous Integration AWS Cloud computing and Security Sponsor Datadog Monitoring Fastly CDN Google Download Analytics Sentry Error logging StatusPage Status page