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Tcl在我的Python27目录中似乎位于错误的位置。 我该如何更改?

热度:77   发布时间:2023-06-13 14:01:31.0

我正在Windows 10上使用Powershell跟踪有关Newcoder.io的数据可视化教程,并且在运行应返回.png文件的python脚本时遇到了麻烦。 似乎找不到Tcl文件

c:/python27/lib/tcl8.5

它的实际位置是

C:\Python27\tcl\tcl8.5

我该如何解决这个问题?

以下是尝试运行程序时收到的错误消息的副本。

(datavizproj)PS C:\Users\Director UYE\Projects\new-coder\dataviz\MySourceFiles> python graph.p
y
Traceback (most recent call last):
  File "graph.py", line 89, in <module>
    main()
  File "graph.py", line 84, in main
    visualize_days()
  File "graph.py", line 67, in visualize_days
    plt.plot(data_list)
  File "C:\Users\Director UYE\.virtualenvs\datavizproj\lib\site-packages\matplotlib\pyplot.py", line 3092, in plot
    ax = gca()
  File "C:\Users\Director UYE\.virtualenvs\datavizproj\lib\site-packages\matplotlib\pyplot.py", line 828, in gca
    ax =  gcf().gca(**kwargs)
  File "C:\Users\Director UYE\.virtualenvs\datavizproj\lib\site-packages\matplotlib\pyplot.py", line 462, in gcf
    return figure()
  File "C:\Users\Director UYE\.virtualenvs\datavizproj\lib\site-packages\matplotlib\pyplot.py", line 435, in figure
    **kwargs)
  File "C:\Users\Director UYE\.virtualenvs\datavizproj\lib\site-packages\matplotlib\backends\backend_tkagg.py", line 81, in new_figure_manager
    return new_figure_manager_given_figure(num, figure)
  File "C:\Users\Director UYE\.virtualenvs\datavizproj\lib\site-packages\matplotlib\backends\backend_tkagg.py", line 89, in new_figure_manager_given_figure
    window = Tk.Tk()
  File "c:\python27\Lib\lib-tk\Tkinter.py", line 1814, in __init__
    self.tk = _tkinter.create(screenName, baseName, className, interactive, wantobjects, useTk, sync, use)
_tkinter.TclError: Can't find a usable init.tcl in the following directories:
    c:/python27/lib/tcl8.5 {C:/Users/Director UYE/.virtualenvs/datavizproj/lib/tcl8.5} {C:/Users/Director UYE/.virtualenvs/lib/tcl8.5} {C:/Users/Director UYE/.virtualenvs/datavizproj/library} {C:/Users/Director UYE/.virtualenvs/library} {C:/Users/Director UYE/.virtualenvs/tcl8.5.15/library} {C:/Users/Director UYE/tcl8.5.15/library}



This probably means that Tcl wasn't installed properly.

您可以将环境变量TCL_LIBRARY和TK_LIBRARY设置为指向正确的目录,它应该可以工作。

通常,这些参数是从传递给Tcl初始化例程的参数的位置派生的,该例程通常是dll或exe。

参见

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