Python 当我试图安装eel时，出现了这个错误

错误：命令出错，退出状态为1: 命令：“c:\users\hp\appdata\local\programs\python\python38-32\python.exe'-c”import sys，setuptools，tokenize；sys.argv[0]=“C:\Users\HP\AppData\Local\Temp\pip-install-8kpybrip\gevent\setup.py”“”文件=''''''''''C:\Users\HP\AppData\Local\Temp\pip-install-8kpybrip\gevent\setup.py''''；f=getattr（标记化，“‘打开’”，打开）（文件）；code=f.read（）.replace（“\r\n”“”、“\n”“”）；f、 close（）；exec（编译（代码，文件，“'exec'”）“egg\u info--egg base”C:\Users\HP\AppData\Local\Temp\pip-install-8kpybrip\gevent\pip egg info” cwd:C:\Users\HP\AppData\Local\Temp\pip-install-8kpybrip\gevent\ 完整输出（113行）： 回溯（最近一次呼叫最后一次）： 文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\msvc.py”，第489行，位于\u find\u latest\u available\u vc\u ver中 返回self.find_available_vc_vers（）[-1] 索引器：列表索引超出范围

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 154, in save_modules
    yield saved
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 195, in setup_context
    yield
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 250, in run_setup
    _execfile(setup_script, ns)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 45, in _execfile
    exec(code, globals, locals)
  File "C:\Users\HP\AppData\Local\Temp\easy_install-1l4v3s5z\cffi-1.13.2\setup.py", line 127, in <module>
    HUB_PRIMITIVES = Extension(name="gevent.__hub_primitives",
  File "C:\Users\HP\AppData\Local\Temp\easy_install-1l4v3s5z\cffi-1.13.2\setup.py", line 105, in uses_msvc
    include_dirs=include_dirs)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\distutils\command\config.py", line 225, in try_compile
    self._compile(body, headers, include_dirs, lang)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\distutils\command\config.py", line 132, in _compile
    self.compiler.compile([src], include_dirs=include_dirs)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\distutils\_msvccompiler.py", line 360, in compile
    self.initialize()
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\distutils\_msvccompiler.py", line 253, in initialize
    vc_env = _get_vc_env(plat_spec)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\msvc.py", line 185, in msvc14_get_vc_env
    return EnvironmentInfo(plat_spec, vc_min_ver=14.0).return_env()
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\msvc.py", line 843, in __init__
    self.si = SystemInfo(self.ri, vc_ver)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\msvc.py", line 485, in __init__
    self.vc_ver = vc_ver or self._find_latest_available_vc_ver()
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\msvc.py", line 492, in _find_latest_available_vc_ver
    raise distutils.errors.DistutilsPlatformError(err)
distutils.errors.DistutilsPlatformError: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": https://visualstudio.microsoft.com/downloads/

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "C:\Users\HP\AppData\Local\Temp\pip-install-8kpybrip\gevent\setup.py", line 427, in <module>
    run_setup(EXT_MODULES, run_make=_BUILDING)
  File "C:\Users\HP\AppData\Local\Temp\pip-install-8kpybrip\gevent\setup.py", line 328, in run_setup
    setup(
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\__init__.py", line 144, in setup
    _install_setup_requires(attrs)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\__init__.py", line 139, in _install_setup_requires
    dist.fetch_build_eggs(dist.setup_requires)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\dist.py", line 716, in fetch_build_eggs
    resolved_dists = pkg_resources.working_set.resolve(
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\pkg_resources\__init__.py", line 780, in resolve
    dist = best[req.key] = env.best_match(
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\pkg_resources\__init__.py", line 1065, in best_match
    return self.obtain(req, installer)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\pkg_resources\__init__.py", line 1077, in obtain
    return installer(requirement)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\dist.py", line 786, in fetch_build_egg
    return cmd.easy_install(req)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\command\easy_install.py", line 679, in easy_install
    return self.install_item(spec, dist.location, tmpdir, deps)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\command\easy_install.py", line 705, in install_item
    dists = self.install_eggs(spec, download, tmpdir)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\command\easy_install.py", line 890, in install_eggs
    return self.build_and_install(setup_script, setup_base)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\command\easy_install.py", line 1158, in build_and_install
    self.run_setup(setup_script, setup_base, args)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\command\easy_install.py", line 1144, in run_setup
    run_setup(setup_script, args)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 253, in run_setup
    raise
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\contextlib.py", line 131, in __exit__
    self.gen.throw(type, value, traceback)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 195, in setup_context
    yield
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\contextlib.py", line 131, in __exit__
    self.gen.throw(type, value, traceback)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 166, in save_modules
    saved_exc.resume()
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 141, in resume
    six.reraise(type, exc, self._tb)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\_vendor\six.py", line 685, in reraise
    raise value.with_traceback(tb)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 154, in save_modules
    yield saved
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 195, in setup_context
    yield
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 250, in run_setup
    _execfile(setup_script, ns)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\sandbox.py", line 45, in _execfile
    exec(code, globals, locals)
  File "C:\Users\HP\AppData\Local\Temp\easy_install-1l4v3s5z\cffi-1.13.2\setup.py", line 127, in <module>
    HUB_PRIMITIVES = Extension(name="gevent.__hub_primitives",
  File "C:\Users\HP\AppData\Local\Temp\easy_install-1l4v3s5z\cffi-1.13.2\setup.py", line 105, in uses_msvc
    include_dirs=include_dirs)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\distutils\command\config.py", line 225, in try_compile
    self._compile(body, headers, include_dirs, lang)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\distutils\command\config.py", line 132, in _compile
    self.compiler.compile([src], include_dirs=include_dirs)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\distutils\_msvccompiler.py", line 360, in compile
    self.initialize()
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\distutils\_msvccompiler.py", line 253, in initialize
    vc_env = _get_vc_env(plat_spec)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\msvc.py", line 185, in msvc14_get_vc_env
    return EnvironmentInfo(plat_spec, vc_min_ver=14.0).return_env()
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\msvc.py", line 843, in __init__
    self.si = SystemInfo(self.ri, vc_ver)
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\msvc.py", line 485, in __init__
    self.vc_ver = vc_ver or self._find_latest_available_vc_ver()
  File "c:\users\hp\appdata\local\programs\python\python38-32\lib\site-packages\setuptools\msvc.py", line 492, in _find_latest_available_vc_ver
    raise distutils.errors.DistutilsPlatformError(err)
distutils.errors.DistutilsPlatformError: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": https://visualstudio.microsoft.com/downloads/
----------------------------------------

在处理上述异常期间，发生了另一个异常：
回溯（最近一次呼叫最后一次）：
文件“c:\users\hp\appdata\local\programs\python38-32\lib\site packages\setuptools\sandbox.py”，第154行，位于save\u模块中
节省的产量
文件“c:\users\hp\appdata\local\programs\python38-32\lib\site packages\setuptools\sandbox.py”，第195行，在安装上下文中
产量
文件“c:\users\hp\appdata\local\programs\python38-32\lib\site packages\setuptools\sandbox.py”，第250行，在运行安装程序中
_execfile（设置脚本，ns）
文件“c:\users\hp\appdata\local\programs\python38-32\lib\site packages\setuptools\sandbox.py”，第45行，在\u execfile中
执行官（代码、全局、局部）
文件“C:\Users\HP\AppData\Local\Temp\easy\u install-1l4v3s5z\cffi-1.13.2\setup.py”，第127行，在
HUB\u PRIMITIVES=扩展名（name=“gevent.\uu HUB\u PRIMITIVES”，
文件“C:\Users\HP\AppData\Local\Temp\easy\u install-1l4v3s5z\cffi-1.13.2\setup.py”，第105行，在uses\u msvc中
include_dirs=include_dirs）
文件“c:\users\hp\appdata\local\programs\python38-32\lib\distutils\command\config.py”，第225行，在try\u compile中
self.\u编译（正文、标题、include\u dirs、lang）
文件“c:\users\hp\appdata\local\programs\python38-32\lib\distutils\command\config.py”，第132行，在编译中
编译（[src]，include\u dirs=include\u dirs）
文件“c:\users\hp\appdata\local\programs\python38-32\lib\distutils\\u msvccompiler.py”，第360行，在compile中
self.initialize（）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\distutils\\u msvccompiler.py”，第253行，在初始化中
vc_env=\u get\u vc_env（平台规范）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\msvc.py”，第185行，位于msvc14\u get\u vc\u env中
returnenvironmentinfo（平台规范，vc\u最小版本=14.0）。return\u env（）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\msvc.py”，第843行，在\uuu init中__
self.si=SystemInfo（self.ri，vc\u ver）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\msvc.py”，第485行，在\uuu init中__
self.vc\u ver=vc\u ver或self.\u查找\u最新\u可用\u vc\u ver（）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\msvc.py”，第492行，位于“查找最新可用版本”中
引发distutils.errors.DistutilsPlatformError（err）
DistStudisPaltFrimeError：微软Visual C++ 14是必需的。用“微软Visual C++构建工具”获得：https://visualstudio.microsoft.com/downloads/
在处理上述异常期间，发生了另一个异常：
回溯（最近一次呼叫最后一次）：
文件“”，第1行，在
文件“C:\Users\HP\AppData\Local\Temp\pip-install-8kpybrip\gevent\setup.py”，第427行，在
运行设置（外部模块，运行生成=\u构建）
文件“C:\Users\HP\AppData\Local\Temp\pip-install-8kpybrip\gevent\setup.py”，第328行，在运行安装程序中
设置(
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\\uuuu init\uuuu.py”，第144行，在安装程序中
_安装\u安装\u需要（属性）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\\uuuuuu init\uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu
dist.fetch\u build\u鸡蛋（dist.setup\u需要）
文件“c:\users\hp\appdata\local\programs\python38-32\lib\site packages\setuptools\dist.py”，第716行，在fetch\u build\u中
resolved_dists=pkg_resources.working_set.resolve(
文件“c:\users\hp\appdata\local\programs\python38-32\lib\site packages\pkg\u resources\uuuuu init\uuuuu.py”，第780行，解析
dist=best[req.key]=env.best\u匹配(
文件“c:\users\hp\appdata\local\programs\python38-32\lib\site packages\pkg\u resources\uuuuu init\uuuuu.py”，第1065行，最佳匹配
返回自获取（请求，安装程序）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\pkg\u resources\uuuuu init\uuuu.py”，第1077行，在获取
返回安装程序（要求）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\dist.py”，第786行，在fetch\u build\u egg中
return cmd.easy_安装（需要）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\command\easy\u install.py”，第679行，在easy\u install中
返回自安装项目（规格、距离位置、tmpdir、deps）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\command\easy\u install.py”，第705行，在安装项目中
dists=self.install_-eggs（规范、下载、tmpdir）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\command\easy\u install.py”，第890行，在install\u中
返回self.build\u和安装（安装程序脚本、安装程序库）
文件“c:\users\hp\appdata\local\programs\python\python38-32\lib\site packages\setuptools\command\easy\u install.py”，第1158行，内置和安装
distutils.errors.DistutilsPlatformError: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": https://visualstudio.microsoft.com/downloads/