Running the basic example fails

[fred-labs]

After installing with:

python -m venv .venv
source .venv/bin/activate
pip install magbotsim

Running https://github.com/ubi-coro/MagBotSim#reinforcement-learning-example fails with.

TypeError: only 0-dimensional arrays can be converted to Python scalars

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/home/user1/git/magbotsim/basic_example.py", line 20, in <module>
    observation, info = env.reset(seed=42)
                        ^^^^^^^^^^^^^^^^^^
  File "/home/user1/git/magbotsim/.venv/lib/python3.12/site-packages/gymnasium/wrappers/common.py", line 146, in reset
    return super().reset(seed=seed, options=options)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/user1/git/magbotsim/.venv/lib/python3.12/site-packages/gymnasium/core.py", line 333, in reset
    return self.env.reset(seed=seed, options=options)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/user1/git/magbotsim/.venv/lib/python3.12/site-packages/gymnasium/wrappers/common.py", line 400, in reset
    return super().reset(seed=seed, options=options)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/user1/git/magbotsim/.venv/lib/python3.12/site-packages/gymnasium/core.py", line 333, in reset
    return self.env.reset(seed=seed, options=options)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/user1/git/magbotsim/.venv/lib/python3.12/site-packages/gymnasium/wrappers/common.py", line 293, in reset
    return env_reset_passive_checker(self.env, seed=seed, options=options)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/user1/git/magbotsim/.venv/lib/python3.12/site-packages/gymnasium/utils/passive_env_checker.py", line 185, in env_reset_passive_checker
    result = env.reset(**kwargs)
             ^^^^^^^^^^^^^^^^^^^
  File "/home/user1/git/magbotsim/.venv/lib/python3.12/site-packages/magbotsim/rl_envs/basic_single_agent_env.py", line 161, in reset
    info = self._get_info(
           ^^^^^^^^^^^^^^^
  File "/home/user1/git/magbotsim/.venv/lib/python3.12/site-packages/magbotsim/rl_envs/object_manipulation/pushing/state_based_global_pushing_env.py", line 1062, in _get_info
    info_dict['object_geoms'] = self._geoms(name='object')
                                ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/user1/git/magbotsim/.venv/lib/python3.12/site-packages/magbotsim/rl_envs/object_manipulation/pushing/state_based_global_pushing_env.py", line 1023, in _geoms
    geoms[geom_idx, 0] = getattr(geom.type, "value", geom.type)
    ~~~~~^^^^^^^^^^^^^
ValueError: setting an array element with a sequence.

[lbergmann1]

Thanks for reporting this. The bug is fixed in version 1.0.3a1.