Carnets w/ geopandas error

[dehe]

When trying to import geopandas into a notebook on iPadOS I received an error message which seems to somehow be related to the pygeos vs. shapely thing.
The error message is:

---------------------------------------------------------------------------
NameError                                 Traceback (most recent call last)
Cell In[1], line 1
----> 1 import geopandas as gpd

File /private/var/containers/Bundle/Application/AF5F8784-733E-44BC-BFE6-563CEA855822/Carnets-sci.app/Library/lib/python3.13/site-packages/geopandas/__init__.py:1
----> 1 from geopandas._config import options
      3 from geopandas.geoseries import GeoSeries
      4 from geopandas.geodataframe import GeoDataFrame

File /private/var/containers/Bundle/Application/AF5F8784-733E-44BC-BFE6-563CEA855822/Carnets-sci.app/Library/lib/python3.13/site-packages/geopandas/_config.py:109
    102     import geopandas._compat as compat
    104     compat.set_use_pygeos(value)
    107 use_pygeos = Option(
    108     key="use_pygeos",
--> 109     default_value=_default_use_pygeos(),
    110     doc=(
    111         "Whether to use PyGEOS to speed up spatial operations. The default is True "
    112         "if PyGEOS is installed, and follows the USE_PYGEOS environment variable "
    113         "if set."
    114     ),
    115     validator=_validate_bool,
    116     callback=_callback_use_pygeos,
    117 )
    120 def _validate_io_engine(value):
    121     if value is not None:

File /private/var/containers/Bundle/Application/AF5F8784-733E-44BC-BFE6-563CEA855822/Carnets-sci.app/Library/lib/python3.13/site-packages/geopandas/_config.py:95, in _default_use_pygeos()
     94 def _default_use_pygeos():
---> 95     import geopandas._compat as compat
     97     return compat.USE_PYGEOS

File /private/var/containers/Bundle/Application/AF5F8784-733E-44BC-BFE6-563CEA855822/Carnets-sci.app/Library/lib/python3.13/site-packages/geopandas/_compat.py:156
    144             warnings.warn(
    145                 "GeoPandas is set to use PyGEOS over Shapely. PyGEOS support is deprecated"
    146                 "and will be removed in GeoPandas 1.0, released in the Q1 of 2024. "
   (...)
    150                 stacklevel=6,
    151             )
    153     USE_SHAPELY_20 = (not USE_PYGEOS) and SHAPELY_GE_20
--> 156 set_use_pygeos()
    159 # compat related to deprecation warnings introduced in Shapely 1.8
    160 # -> creating a numpy array from a list-like of Multi-part geometries,
    161 # although doing the correct thing (not expanding in its parts), still raises
    162 # the warning about iteration being deprecated
    163 # This adds a context manager to explicitly ignore this warning
    166 try:

File /private/var/containers/Bundle/Application/AF5F8784-733E-44BC-BFE6-563CEA855822/Carnets-sci.app/Library/lib/python3.13/site-packages/geopandas/_compat.py:143, in set_use_pygeos(val)
    139         raise ImportError(INSTALL_PYGEOS_ERROR)
    141 if USE_PYGEOS:
    142     # iOS addition: remove this warning.
--> 143     if not (sys.platform == "iOS"):
    144         warnings.warn(
    145             "GeoPandas is set to use PyGEOS over Shapely. PyGEOS support is deprecated"
    146             "and will be removed in GeoPandas 1.0, released in the Q1 of 2024. "
   (...)
    150             stacklevel=6,
    151         )
    153 USE_SHAPELY_20 = (not USE_PYGEOS) and SHAPELY_GE_20

NameError: name 'sys' is not defined
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Is there a way to get rid of it? Thank you very much! Detlev