CAD-PyRx

Python for AutoCAD & Clones

CAD-PyRx is an ObjectARX module that exposes ObjectARX methods to Python, CAD-PyRx also exposes CAD's ActiveX API. Currently supported platforms are AutoCAD® 2022-2027, BricsCAD® V24-V26, GStarCAD® 2024-2026, and ZwCAD® 2024-2027

Features

uses wxPython for the GUI, support for Palette and Dialogs
degugpy to easily step through and debug your code
Jig, Overrule, Point monitor and other advanced tools
readDwgFile to open and manipulate side databases
import other python modules such as pandas

Installation

Install Python 3.14 as shown here
Install from PyPI (here):
pip install cad-pyrx
Install from the trunk:
python -m pip install git+https://github.com/CEXT-Dan/PyRx.git
Uninstall:
python -m pip uninstall cad-pyrx

Use APPLOAD command or the startup suite to load PyRx in CAD application, example: Note: if you are using a VENV, this path may differ, it will be loacated where you installed it

_APPLOAD
%localappdata%\Programs\Python\Python312\Lib\site-packages\pyrx\RxLoaderZ26.0.zrx
or
RxLoader24.1.arx = 2022
RxLoader24.2.arx = 2023
RxLoader24.3.arx = 2024
RxLoader25.0.arx = 2025
RxLoader25.1.arx = 2026
RxLoader26.0.arx = 2027
RxLoaderV26.0.brx = BricsCAD v26

Sample

# use prefix PyRxCmd_ to define a command called doit1
def PyRxCmd_doit1():
    try:
        db = Db.curDb()
        filter = [(Db.DxfCode.kDxfStart, "LINE")]
        ps, ss = Ed.Editor.select(filter)
        if ps != Ed.PromptStatus.eOk:
            return

        lines = [Db.Line(id) for id in ss.objectIds()]
        for line in lines:
            print(line.startPoint().distanceTo(line.endPoint()))

    except Exception as err:
        traceback.print_exception(err)

# or use decorator to define a command called doit2
@Ap.Command("doit2", Ap.CmdFlags.kMODAL)
def function_setlayer():
    try:
        db = Db.curDb()
        ps, id, _ = Ed.Editor.entSel("\nSelect a line: ", Db.Line.desc())
        if ps != Ed.PromptStatus.eOk:
            return

        # all DbObjects accept an ID in the constructor
        # line is garbage collected and closed
        line = Db.Line(id, Db.OpenMode.kForWrite)
        line.setLayer("0")

    except Exception as err:
        traceback.print_exception(err)

Download files

Download the file for your platform. If you're not sure which to choose, learn more about installing packages.

Source Distribution

cad_pyrx-3.1.7.5730.tar.gz (93.5 MB view details)

Uploaded Aug 12, 2026 Source

Built Distribution

If you're not sure about the file name format, learn more about wheel file names.

The dropdown lists show the available interpreters, ABIs, and platforms. Enable javascript to be able to filter the list of wheel files.

cad_pyrx-3.1.7.5730-py3-none-any.whl (94.0 MB view details)

Uploaded Aug 12, 2026 Python 3

File details

Details for the file cad_pyrx-3.1.7.5730.tar.gz.

File metadata

Download URL: cad_pyrx-3.1.7.5730.tar.gz
Upload date: Aug 12, 2026
Size: 93.5 MB
Tags: Source
Uploaded using Trusted Publishing? Yes
Uploaded via: twine/7.0.0 CPython/3.13.14

File hashes

Hashes for cad_pyrx-3.1.7.5730.tar.gz
Algorithm	Hash digest
SHA256	`9a11091d5c146aaa8e52cf84a85b0756e2c42924580185d5347ef036e6d25689`
MD5	`9159b7a1bf5f9ea773151d974af76a2e`
BLAKE2b-256	`a1c39f2121ac2d0615a00312e11d8c2c0b0f200f6485ece02065bd41e9ac83a6`

See more details on using hashes here.

Provenance

The following attestation bundles were made for cad_pyrx-3.1.7.5730.tar.gz:

Publisher: publish.yml on CEXT-Dan/PyRx

Attestations: Values shown here reflect the state when the release was signed and may no longer be current.

Statement:
- Statement type: https://in-toto.io/Statement/v1
- Predicate type: https://docs.pypi.org/attestations/publish/v1
- Subject name: cad_pyrx-3.1.7.5730.tar.gz
- Subject digest: 9a11091d5c146aaa8e52cf84a85b0756e2c42924580185d5347ef036e6d25689
- Sigstore transparency entry: 2429075834
- Sigstore integration time: Aug 12, 2026
Source repository:
- Permalink: CEXT-Dan/PyRx@533c32206dd550646dfa93e6c8779f23c2810e71
- Branch / Tag: refs/tags/v3.1.7
- Owner: https://github.com/CEXT-Dan
- Access: public
Publication detail:
- Token Issuer: https://token.actions.githubusercontent.com
- Runner Environment: github-hosted
- Publication workflow: publish.yml@533c32206dd550646dfa93e6c8779f23c2810e71
- Trigger Event: release