安装pyinstaller库出现问题，有大神知道该怎么解决吗？求解

[su �]

C:\WINDOWS\system32>pip install pyinstaller
Requirement already satisfied: pyinstaller in c:\users\15040\appdata\local\programs\python\python37-32\lib\site-packages (3.5)
Requirement already satisfied: altgraph in c:\users\15040\appdata\local\programs\python\python37-32\lib\site-packages (from pyinstaller) (0.16.1)
Requirement already satisfied: pefile>=2017.8.1 in c:\users\15040\appdata\local\programs\python\python37-32\lib\site-packages (from pyinstaller) (2019.4.18)
Requirement already satisfied: setuptools in c:\users\15040\appdata\local\programs\python\python37-32\lib\site-packages (from pyinstaller) (40.8.0)
Requirement already satisfied: pywin32-ctypes>=0.2.0 in c:\users\15040\appdata\local\programs\python\python37-32\lib\site-packages (from pyinstaller) (0.2.0)
Requirement already satisfied: future in c:\users\15040\appdata\local\programs\python\python37-32\lib\site-packages (from pefile>=2017.8.1->pyinstaller) (0.17.1)

[小羽Jary]

这是已经安装过了，直接用就行了。不是报错