grid2op.make use deprecated attribute iteritems of Pandas.Series

[GoubetClem]

Environment

• Grid2op version: 1.8.2
• System: Ubuntu 22.04 LTS.
• VM

Bug description

grid2op.make function to initiate environment use deprecated attribute of pandas.Series (>=2.0.*)

How to reproduce

pip install pandas==2.0.1 python3 import grid2op grid2op.make()

Current output

Error and process ending

`Traceback (most recent call last):

  File "/home/goubetcle/Git_Projects/l2rpn_idf_2023/set_thermal_limit/generate_flows.py", line 132, in <module>

    env_ref = grid2op.make(args.env_name,

  File "/home/goubetcle/Git_Projects/Grid2Op/grid2op/MakeEnv/Make.py", line 430, in make

    return make_from_path_fn(

  File "/home/goubetcle/Git_Projects/Grid2Op/grid2op/MakeEnv/MakeFromPath.py", line 839, in make_from_dataset_path

    env = Environment(

  File "/home/goubetcle/Git_Projects/Grid2Op/grid2op/Environment/Environment.py", line 165, in __init__

    self._init_backend(

  File "/home/goubetcle/Git_Projects/Grid2Op/grid2op/Environment/Environment.py", line 235, in _init_backend

    self.backend.load_grid(

  File "/home/goubetcle/Git_Projects/l2rpn_idf_2023/.venv_l2rpn2023/lib/python3.10/site-packages/lightsim2grid/lightSimBackend.py", line 369, in load_grid

    self.init_pp_backend.load_grid(path, filename)

  File "/home/goubetcle/Git_Projects/Grid2Op/grid2op/Backend/PandaPowerBackend.py", line 557, in load_grid

    self._init_private_attrs()

  File "/home/goubetcle/Git_Projects/Grid2Op/grid2op/Backend/PandaPowerBackend.py", line 777, in _init_private_attrs

    self.__pp_backend_initial_grid = copy.deepcopy(

  File "/usr/lib/python3.10/copy.py", line 153, in deepcopy

    y = copier(memo)

  File "/home/goubetcle/Git_Projects/l2rpn_idf_2023/.venv_l2rpn2023/lib/python3.10/site-packages/pandapower/auxiliary.py", line 208, in __deepcopy__

    _preserve_dtypes(result[k], v.dtypes)

  File "/home/goubetcle/Git_Projects/l2rpn_idf_2023/.venv_l2rpn2023/lib/python3.10/site-packages/pandapower/auxiliary.py", line 268, in _preserve_dtypes

    for item, dtype in list(dtypes.iteritems()):

  File "/home/goubetcle/Git_Projects/l2rpn_idf_2023/.venv_l2rpn2023/lib/python3.10/site-packages/pandas/core/generic.py", line 5989, in __getattr__

    return object.__getattribute__(self, name)

AttributeError: 'Series' object has no attribute 'iteritems'

`

Expected output

the initiated env

[BDonnot]

Hi,

It's a problem of pandapower (see last few lines of your code) meaning you probably installed an older version of it. Upgrade pandapower to latest version and everything should be fine.

[GoubetClem]

easy call, sorry for the false alert-