安装node-red环境时报错问题

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问题内容：之前步骤检查过几遍没有问题，但运行指令安装node-red过程中会报错具体代码如下：
Windows PowerShell
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PS C:\WINDOWS\system32> npm config set prefix "C:\Program Files\nodejs\node_global"
PS C:\WINDOWS\system32> npm config set cache "C:\Program Files\nodejs\node_cache"
PS C:\WINDOWS\system32> npm install -g express
+ express@4.17.1
added 50 packages from 37 contributors in 28.272s
PS C:\WINDOWS\system32> npm install -g --unsafe-perm node-red
C:\Program Files\nodejs\node_global\node-red -> C:\Program Files\nodejs\node_global\node_modules\node-red\red.js
C:\Program Files\nodejs\node_global\node-red-pi -> C:\Program Files\nodejs\node_global\node_modules\node-red\bin\node-red-pi

> bcrypt@5.0.1 install C:\Program Files\nodejs\node_global\node_modules\node-red\node_modules\bcrypt
> node-pre-gyp install --fallback-to-build

node-pre-gyp ERR! install request to https://github.com/kelektiv/node ... -x64-unknown.tar.gz failed, reason: read ECONNRESET
node-pre-gyp WARN Pre-built binaries not installable for bcrypt@5.0.1 and node@12.14.0 (node-v72 ABI, unknown) (falling back to source compile with node-gyp)
node-pre-gyp WARN Hit error request to https://github.com/kelektiv/node ... -x64-unknown.tar.gz failed, reason: read ECONNRESET
gyp ERR! find Python
gyp ERR! find Python Python is not set from command line or npm configuration
gyp ERR! find Python Python is not set from environment variable PYTHON
gyp ERR! find Python checking if "python" can be used
gyp ERR! find Python - "python" is not in PATH or produced an error
gyp ERR! find Python checking if "python2" can be used
gyp ERR! find Python - "python2" is not in PATH or produced an error
gyp ERR! find Python checking if "python3" can be used
gyp ERR! find Python - "python3" is not in PATH or produced an error
gyp ERR! find Python checking if the py launcher can be used to find Python 2
gyp ERR! find Python - "py.exe" is not in PATH or produced an error
gyp ERR! find Python checking if Python is C:\Python27\python.exe
gyp ERR! find Python - "C:\Python27\python.exe" could not be run
gyp ERR! find Python checking if Python is C:\Python37\python.exe
gyp ERR! find Python - "C:\Python37\python.exe" could not be run
gyp ERR! find Python
gyp ERR! find Python **********************************************************
gyp ERR! find Python You need to install the latest version of Python.
gyp ERR! find Python Node-gyp should be able to find and use Python. If not,
gyp ERR! find Python you can try one of the following options:
gyp ERR! find Python - Use the switch --python="C:\Path\To\python.exe"
gyp ERR! find Python   (accepted by both node-gyp and npm)
gyp ERR! find Python - Set the environment variable PYTHON
gyp ERR! find Python - Set the npm configuration variable python:
gyp ERR! find Python   npm config set python "C:\Path\To\python.exe"
gyp ERR! find Python For more information consult the documentation at:
gyp ERR! find Python https://github.com/nodejs/node-gyp#installation
gyp ERR! find Python **********************************************************
gyp ERR! find Python
gyp ERR! configure error
gyp ERR! stack Error: Could not find any Python installation to use
gyp ERR! stack     at PythonFinder.fail (C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\lib\find-python.js:307:47)
gyp ERR! stack     at PythonFinder.runChecks (C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\lib\find-python.js:136:21)
gyp ERR! stack     at PythonFinder.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\lib\find-python.js:225:16)
gyp ERR! stack     at PythonFinder.execFileCallback (C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\lib\find-python.js:271:16)
gyp ERR! stack     at exithandler (child_process.js:302:5)
gyp ERR! stack     at ChildProcess.errorhandler (child_process.js:314:5)
gyp ERR! stack     at ChildProcess.emit (events.js:210:5)
gyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:270:12)
gyp ERR! stack     at onErrorNT (internal/child_process.js:456:16)
gyp ERR! stack     at processTicksAndRejections (internal/process/task_queues.js:80:21)
gyp ERR! System Windows_NT 10.0.18363
gyp ERR! command "C:\\Program Files\\nodejs\\node.exe" "C:\\Program Files\\nodejs\\node_modules\\npm\\node_modules\\node-gyp\\bin\\node-gyp.js" "configure" "--fallback-to-build" "--module=C:\\Program Files\\nodejs\\node_global\\node_modules\\node-red\\node_modules\\bcrypt\\lib\\binding\\napi-v3\\bcrypt_lib.node" "--module_name=bcrypt_lib" "--module_path=C:\\Program Files\\nodejs\\node_global\\node_modules\\node-red\\node_modules\\bcrypt\\lib\\binding\\napi-v3" "--napi_version=5" "--node_abi_napi=napi" "--napi_build_version=3" "--node_napi_label=napi-v3"
gyp ERR! cwd C:\Program Files\nodejs\node_global\node_modules\node-red\node_modules\bcrypt
gyp ERR! node -v v12.14.0
gyp ERR! node-gyp -v v5.0.5
gyp ERR! not ok
node-pre-gyp ERR! build error
node-pre-gyp ERR! stack Error: Failed to execute 'C:\Program Files\nodejs\node.exe C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\bin\node-gyp.js configure --fallback-to-build --module=C:\Program Files\nodejs\node_global\node_modules\node-red\node_modules\bcrypt\lib\binding\napi-v3\bcrypt_lib.node --module_name=bcrypt_lib --module_path=C:\Program Files\nodejs\node_global\node_modules\node-red\node_modules\bcrypt\lib\binding\napi-v3 --napi_version=5 --node_abi_napi=napi --napi_build_version=3 --node_napi_label=napi-v3' (1)
node-pre-gyp ERR! stack     at ChildProcess.<anonymous> (C:\Program Files\nodejs\node_global\node_modules\node-red\node_modules\@mapbox\node-pre-gyp\lib\util\compile.js:89:23)
node-pre-gyp ERR! stack     at ChildProcess.emit (events.js:210:5)
node-pre-gyp ERR! stack     at maybeClose (internal/child_process.js:1021:16)
node-pre-gyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:283:5)
node-pre-gyp ERR! System Windows_NT 10.0.18363
node-pre-gyp ERR! command "C:\\Program Files\\nodejs\\node.exe" "C:\\Program Files\\nodejs\\node_global\\node_modules\\node-red\\node_modules\\@mapbox\\node-pre-gyp\\bin\\node-pre-gyp" "install" "--fallback-to-build"
node-pre-gyp ERR! cwd C:\Program Files\nodejs\node_global\node_modules\node-red\node_modules\bcrypt
node-pre-gyp ERR! node -v v12.14.0
node-pre-gyp ERR! node-pre-gyp -v v1.0.5
node-pre-gyp ERR! not ok
Failed to execute 'C:\Program Files\nodejs\node.exe C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\bin\node-gyp.js configure --fallback-to-build --module=C:\Program Files\nodejs\node_global\node_modules\node-red\node_modules\bcrypt\lib\binding\napi-v3\bcrypt_lib.node --module_name=bcrypt_lib --module_path=C:\Program Files\nodejs\node_global\node_modules\node-red\node_modules\bcrypt\lib\binding\napi-v3 --napi_version=5 --node_abi_napi=napi --napi_build_version=3 --node_napi_label=napi-v3' (1)
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: bcrypt@5.0.1 (node_modules\node-red\node_modules\bcrypt):
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: bcrypt@5.0.1 install: `node-pre-gyp install --fallback-to-build`
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: Exit status 1

+ node-red@2.0.5
added 265 packages from 268 contributors in 486.358s
PS C:\WINDOWS\system32>

相关图片：

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已解决
https://blog.csdn.net/yong15565566939/article/details/105033931
按这篇文章的第4.3.3操作