# from PyInstaller.utils.hooks import exec_statement
#
# mpl_data_dir = exec_statement(
#     "import matplotlib; print(matplotlib.get_data_path())")
# assert mpl_data_dir, "Failed to determine matplotlib's data directory!"
#
# datas = [
#     (mpl_data_dir, "matplotlib/mpl-data"),
# ]


改成下面

import matplotlib

mpl_data_dir = matplotlib.get_data_path()

datas = [
    (mpl_data_dir, "matplotlib/mpl-data"),
]

pyinstaller -F -w main.py

pyinstaller 打包报错Failed to determine matplotlib‘s data directory