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[英]import MySQLdb報錯ImportError: cannot import name '_mysql' from 'MySQLdb' (D:\python\lib\site-packages\MySQLdb\__init__.py)
[英]Error: from matplotlib import _png ImportError: cannot import name '_png' from 'matplotlib' (C:\\Garden\lib\site-packages\matplotlib\__init__.py)
我想與garden.matplotlib.FigureCanvas
工作,但我每次都會遇到同樣的問題。 我安裝matplotlib
、 garden
和kivy
(單獨)。 除了matplotlib.backend_kivyagg
之外,所有庫安裝都可以工作。
我從kivy
下載了一個文件進行測試( https://github.com/kivy-garden/garden.matplotlib )。 這里的錯誤:
-----------------------------------------------------------------------------------
Traceback (most recent call last):
File "C:/Users/alidi/OneDrive/Desktop/Garden/garden.matplotlib/garden.matplotlib-master/examples/test_backend.py", line 10, in <module>
from kivy.garden.matplotlib.backend_kivyagg import FigureCanvas,\
File "C:\Users\alidi\Desktop\Data_analysis_book_\Garden\lib\site-packages\kivy\garden\__init__.py", line 180, in load_module
return self._load_module(fullname, moddir)
File "C:\Users\alidi\Desktop\Data_analysis_book_\Garden\lib\site-packages\kivy\garden\__init__.py", line 183, in _load_module
mod = imp.load_module(fullname, None, moddir,
File "C:\Users\alidi\AppData\Local\Programs\Python\Python38-32\lib\imp.py", line 244, in load_module
return load_package(name, filename)
File "C:\Users\alidi\AppData\Local\Programs\Python\Python38-32\lib\imp.py", line 216, in load_package
return _load(spec)
File "C:\Users\alidi\.kivy\garden\garden.matplotlib\__init__.py", line 1, in <module>
from kivy.garden.matplotlib.backend_kivy import FigureCanvasKivy,\
File "C:\Users\alidi\.kivy\garden\garden.matplotlib\backend_kivy.py", line 256, in <module>
from matplotlib import _png
ImportError: cannot import name '_png' from 'matplotlib' (C:\Users\alidi\Desktop\Data_analysis_book_\Garden\lib\site-packages\matplotlib\__init__.py)
Process finished with exit code 1
python 3.7,kivy==2.0.0,kivy-garden==0.1.4,matplotlib==3.4.1也有同樣的問題。 降級matplotlib解決了這個問題:
pip install matplotlib==3.1.1
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