onshape-to-robot/docs/source/getting_started.rst
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Getting started
===============
Installing the package
----------------------
Run the following to install onshape-to-robot from `pypi <https://pypi.org/project/onshape-to-robot/>`_:
.. code-block:: bash
pip install onshape-to-robot
.. _api-key:
Setting up your Authentication
------------------------------
Developer Keys
^^^^^^^^^^^^^^
You will need to obtain API key and secret from the
`My Account > Developer menu <https://cad.onshape.com/user/developer/apiKeys>`_
API key must be set as environment variables.
Using `.bashrc`
~~~~~~~~~~~~~~~
You can add something like this in your ``.bashrc``:
.. code-block:: bash
# .bashrc
# Obtained at https://dev-portal.onshape.com/keys
export ONSHAPE_API=https://cad.onshape.com
export ONSHAPE_ACCESS_KEY=Your_Access_Key
export ONSHAPE_SECRET_KEY=Your_Secret_Key
Using `.env` file
~~~~~~~~~~~~~~~~~
Alternatively, you can also create a ``.env`` file in the root of your project:
.. code-block:: bash
# .env
# Obtained at https://dev-portal.onshape.com/keys
ONSHAPE_API=https://cad.onshape.com
ONSHAPE_ACCESS_KEY=Your_Access_Key
ONSHAPE_SECRET_KEY=Your_Secret_Key
OAuth2
^^^^^^
Onshape alternatively supports `OAuth2 authentication <https://onshape-public.github.io/docs/auth/oauth/>`_. To authenticate this app with an OAuth token, you
can instead set the following in `.barshrc` or `.env`:
.. code-block:: bash
ONSHAPE_API=https://cad.onshape.com
ONSHAPE_SECRET_BEARER=Your_Access_Key
Setting up your export
----------------------
To export your own robot, first create a directory:
.. code-block:: bash
mkdir my-robot
Then edit ``my-robot/config.json``, here is the minimum example:
.. code-block:: json
{
// Onshape URL of the assembly
"url": "https://cad.onshape.com/documents/11a7f59e37f711d732274fca/w/7807518dc67487ad405722c8/e/5233c6445c575366a6cc0d50",
// Output format
"output_format": "urdf"
}
.. note::
The Onshape URL should be the one of your assembly. Be sure to be on the right tab when you copy it.
Once this is done, run the following command:
.. code-block:: bash
onshape-to-robot my-robot
Testing your export
-------------------
You can test your export by running (PyBullet):
.. code-block:: bash
onshape-to-robot-bullet my-robot
Or (MuJoCo):
.. code-block:: bash
onshape-to-robot-mujoco my-robot
What's next ?
-------------
Before you can actually enjoy your export, you need to pay attention to the following:
* ``onshape-to-robot`` comes with some conventions to follow, in order to understand what in your robot is a degree of freedom, a link, a frame, etc. Make sure to read the :doc:`design-time considerations <design>`.
* There are some options you might want to specify in the :doc:`config.json <config>` file.
* Have a look at the `examples <https://github.com/rhoban/onshape-to-robot-examples>`_ available on GitHub.