python --version: 3.9
Last update: 3/24/26

path: D:\User15406\Acaleph\conda_envs\d2l\python.exe

torch                     1.12.0
torchvision               0.13.0
d2l                       0.17.6

numpy                     2.0.2
pandas                    1.2.4

matplotlib                3.5.1

matplotlib-inline         0.1.7

jupyter                   1.0.0

Create this environment:

conda create --name d2l python=3.9 -y
D:\User15406\Acaleph\conda_envs\d2l\lib\site-packages\matplotlib_inline\backend_inline.py line 218
    original: backend = matplotlib.rcParams._get("backend")
    new: backend = matplotlib.rcParams.get("backend")
    Then I can 'from matplotlib_inline import backend_inline' without error.

All Packages:

(D:\User15406\Acaleph\conda_envs\d2l) PS C:\Users\15460> pip list
Package                   Version
------------------------- ------------
anyio                     4.12.1
argon2-cffi               25.1.0
argon2-cffi-bindings      25.1.0
arrow                     1.4.0
asttokens                 3.0.1
attrs                     26.1.0
beautifulsoup4            4.14.3
bleach                    6.2.0
certifi                   2026.2.25
cffi                      2.0.0
chardet                   4.0.0
charset-normalizer        3.4.6
colorama                  0.4.6
comm                      0.2.3
cycler                    0.12.1
d2l                       0.17.6
debugpy                   1.8.20
decorator                 5.2.1
defusedxml                0.7.1
exceptiongroup            1.3.1
executing                 2.2.1
fastjsonschema            2.21.2
fonttools                 4.60.2
fqdn                      1.5.1
idna                      2.10
importlib_metadata        8.7.1
ipykernel                 6.31.0
ipython                   8.18.1
ipython-genutils          0.2.0
ipython_pygments_lexers   1.1.1
ipywidgets                8.1.8
isoduration               20.11.0
jedi                      0.19.2
Jinja2                    3.1.6
jsonpointer               3.0.0
jsonschema                4.25.1
jsonschema-specifications 2025.9.1
jupyter                   1.0.0
jupyter_client            8.6.3
jupyter-console           6.6.3
jupyter_core              5.8.1
jupyter-events            0.12.0
jupyter_server            2.17.0
jupyter_server_terminals  0.5.4
jupyterlab_pygments       0.3.0
jupyterlab_widgets        3.0.16
kiwisolver                1.4.7
lark                      1.3.1
MarkupSafe                3.0.3
matplotlib                3.5.1
matplotlib-inline         0.2.1
mistune                   3.2.0
nbclassic                 1.3.3
nbclient                  0.10.2
nbconvert                 7.17.0
nbformat                  5.10.4
nest-asyncio              1.6.0
notebook                  6.5.4
notebook_shim             0.2.4
numpy                     1.21.5
overrides                 7.7.0
packaging                 26.0
pandas                    1.2.4
pandocfilters             1.5.1
parso                     0.8.6
pillow                    11.3.0
pip                       25.2
platformdirs              4.4.0
prometheus_client         0.24.1
prompt_toolkit            3.0.52
psutil                    7.2.2
pure_eval                 0.2.3
pycparser                 2.23
Pygments                  2.19.2
pyparsing                 3.3.2
python-dateutil           2.9.0.post0
python-json-logger        4.0.0
pytz                      2026.1.post1
pywin32                   311
pywinpty                  3.0.3
PyYAML                    6.0.3
pyzmq                     27.1.0
qtconsole                 5.7.1
QtPy                      2.4.3
referencing               0.36.2
requests                  2.25.1
rfc3339-validator         0.1.4
rfc3986-validator         0.1.1
rfc3987-syntax            1.1.0
rpds-py                   0.27.1
Send2Trash                2.1.0
setuptools                80.9.0
six                       1.17.0
soupsieve                 2.8.3
stack-data                0.6.3
terminado                 0.18.1
tinycss2                  1.4.0
torch                     1.12.0
torchvision               0.13.0
tornado                   6.5.5
traitlets                 5.14.3
typing_extensions         4.15.0
tzdata                    2025.3
uri-template              1.3.0
urllib3                   1.26.20
wcwidth                   0.6.0
webcolors                 24.11.1
webencodings              0.5.1
websocket-client          1.9.0
wheel                     0.45.1
widgetsnbextension        4.0.15
zipp                      3.23.0