PS C:\Users\Administrator\Desktop> # 检查 PowerShell 7 安装路径
PS C:\Users\Administrator\Desktop> $pwshPath = "$env:ProgramFiles\PowerShell\7\pwsh.exe"
PS C:\Users\Administrator\Desktop> Test-Path $pwshPath
False
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 检查版本
PS C:\Users\Administrator\Desktop> & $pwshPath -Command { $PSVersionTable }
& : 无法将“C:\Program Files\PowerShell\7\pwsh.exe”项识别为 cmdlet、函数、脚本文件或可运行程序的名称。请检查名称的拼写,如果包括路径,请确保路径正确,然后再试一次。
所在位置 行:1 字符: 3
+ & $pwshPath -Command { $PSVersionTable }
+ ~~~~~~~~~
+ CategoryInfo : ObjectNotFound: (C:\Program Files\PowerShell\7\pwsh.exe:String) [], CommandNotFoundExcep
tion
+ FullyQualifiedErrorId : CommandNotFoundException
PS C:\Users\Administrator\Desktop> # 创建 PowerShell 7 专用配置文件
PS C:\Users\Administrator\Desktop> $pwshProfile = "$env:USERPROFILE\Documents\PowerShell\Microsoft.PowerShell_profile.ps1"
PS C:\Users\Administrator\Desktop> if (-not (Test-Path $pwshProfile)) {
>> New-Item -Path $pwshProfile -ItemType File -Force
>> }
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 添加基础配置
PS C:\Users\Administrator\Desktop> @'
>> # 启用现代语法
>> Set-StrictMode -Version 3.0
>>
>> # 自定义函数
>> function Invoke-Analyzer { & "E:\DesktopAnalyzer.ps1" }
>> function Invoke-Verifier { & "E:\PythonEnvVerifier.ps1" }
>>
>> function Clean-Desktop {
>> $desktopPath = [Environment]::GetFolderPath("Desktop")
>> $items = @("myenv", "PythonTools", "path_diagnostic.py", "PythonEnvRepair*")
>>
>> $removedCount = 0
>> foreach ($item in $items) {
>> $path = Join-Path $desktopPath $item
>> if (Test-Path $path) {
>> Remove-Item $path -Recurse -Force -ErrorAction SilentlyContinue
>> $removedCount++
>> }
>> }
>>
>> Write-Host "清理完成: 已删除 $removedCount 个项目" -ForegroundColor Green
>> }
>>
>> # 别名设置
>> Set-Alias da Invoke-Analyzer
>> Set-Alias ve Invoke-Verifier
>> Set-Alias clean Clean-Desktop
>>
>> # 提示信息
>> Write-Host "PowerShell 7 环境已加载 (版本: $($PSVersionTable.PSVersion))" -ForegroundColor Cyan
>> '@ | Set-Content -Path $pwshProfile -Encoding UTF8
PS C:\Users\Administrator\Desktop> # 创建快捷方式
PS C:\Users\Administrator\Desktop> $shortcutPath = "$env:USERPROFILE\Desktop\PowerShell 7.lnk"
PS C:\Users\Administrator\Desktop> $WshShell = New-Object -ComObject WScript.Shell
PS C:\Users\Administrator\Desktop> $shortcut = $WshShell.CreateShortcut($shortcutPath)
PS C:\Users\Administrator\Desktop> $shortcut.TargetPath = "$env:ProgramFiles\PowerShell\7\pwsh.exe"
PS C:\Users\Administrator\Desktop> $shortcut.Arguments = "-NoExit -Command `". `'$pwshProfile`'`""
PS C:\Users\Administrator\Desktop> $shortcut.IconLocation = "$env:ProgramFiles\PowerShell\7\assets\Powershell_av_colors.ico"
PS C:\Users\Administrator\Desktop> $shortcut.Save()
PS C:\Users\Administrator\Desktop> # 确保分析脚本存在
PS C:\Users\Administrator\Desktop> if (-not (Test-Path "E:\DesktopAnalyzer.ps1")) {
>> @'
>> # 桌面分析脚本内容
>> $desktopPath = [Environment]::GetFolderPath("Desktop")
>> Write-Host "`n=== 桌面文件分析报告 ===`n" -ForegroundColor Cyan
>>
>> $items = Get-ChildItem -Path $desktopPath -Force
>> if (-not $items) {
>> Write-Host "桌面是空的!" -ForegroundColor Green
>> exit
>> }
>>
>> # ... 完整脚本内容 ...
>> '@ | Set-Content -Path "E:\DesktopAnalyzer.ps1" -Encoding UTF8
>> }
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 确保验证脚本存在
PS C:\Users\Administrator\Desktop> if (-not (Test-Path "E:\PythonEnvVerifier.ps1")) {
>> @'
>> # 环境验证脚本内容
>> function Verify-Environment {
>> # ... 完整脚本内容 ...
>> }
>> Verify-Environment
>> '@ | Set-Content -Path "E:\EnvVerifier.ps1" -Encoding UTF8
>> }
PS C:\Users\Administrator\Desktop> # 三元运算符(正确用法)
PS C:\Users\Administrator\Desktop> $result = "成功"
PS C:\Users\Administrator\Desktop> Write-Host "检测结果: $result" -ForegroundColor ($result -eq '成功' ? 'Green' : 'Red')
所在位置 行:1 字符: 63
+ ... ite-Host "检测结果: $result" -ForegroundColor ($result -eq '成功' ? 'Green' ...
+ ~
表达式或语句中包含意外的标记“?”。
所在位置 行:1 字符: 62
+ Write-Host "检测结果: $result" -ForegroundColor ($result -eq '成功' ? 'Gree ...
+ ~
表达式中缺少右“)”。
所在位置 行:1 字符: 80
+ ... "检测结果: $result" -ForegroundColor ($result -eq '成功' ? 'Green' : 'Red')
+ ~
表达式或语句中包含意外的标记“)”。
+ CategoryInfo : ParserError: (:) [], ParentContainsErrorRecordException
+ FullyQualifiedErrorId : UnexpectedToken
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 空值合并运算符
PS C:\Users\Administrator\Desktop> $envVar = $null
PS C:\Users\Administrator\Desktop> Write-Host "PYTHONPATH: $($envVar ?? '未设置')"
所在位置 行:1 字符: 35
+ Write-Host "PYTHONPATH: $($envVar ?? '未设置')"
+ ~~
表达式或语句中包含意外的标记“??”。
+ CategoryInfo : ParserError: (:) [], ParentContainsErrorRecordException
+ FullyQualifiedErrorId : UnexpectedToken
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 管道链运算符
PS C:\Users\Administrator\Desktop> Get-ChildItem *.py | ForEach-Object { "Python文件: $($_.Name)" }
Python文件: test_module.py
Python文件: verify_path.py
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 简化的错误处理
PS C:\Users\Administrator\Desktop> try {
>> Get-Item "C:\不存在路径" -ErrorAction Stop
>> } catch {
>> Write-Host "错误: $_" -ForegroundColor Red
>> }
错误: 找不到路径“C:\不存在路径”,因为该路径不存在。
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 类定义(PowerShell 5+)
PS C:\Users\Administrator\Desktop> class FileInfo {
>> [string]$Name
>> [datetime]$Modified
>> [double]$SizeKB
>>
所在位置 行:4 字符: 5
+ [double]$SizeKB
+ ~~~~~~~~~~~~~~~
语句块或类型定义中缺少右“}”。
+ CategoryInfo : ParserError: (:) [], ParentContainsErrorRecordException
+ FullyQualifiedErrorId : MissingEndCurlyBrace
PS C:\Users\Administrator\Desktop> FileInfo([System.IO.FileInfo]$file) {
>> $this.Name = $file.Name
>> $this.Modified = $file.LastWriteTime
>> $this.SizeKB = [math]::Round($file.Length / 1KB, 2)
>> }
FileInfo : 无法将“FileInfo”项识别为 cmdlet、函数、脚本文件或可运行程序的名称。请检查名称的拼写,如果包括路径,请确保路径正确,然后再试一次。
所在位置 行:1 字符: 5
+ FileInfo([System.IO.FileInfo]$file) {
+ ~~~~~~~~
+ CategoryInfo : ObjectNotFound: (FileInfo:String) [], CommandNotFoundException
+ FullyQualifiedErrorId : CommandNotFoundException
PS C:\Users\Administrator\Desktop> }
所在位置 行:1 字符: 1
+ }
+ ~
表达式或语句中包含意外的标记“}”。
+ CategoryInfo : ParserError: (:) [], ParentContainsErrorRecordException
+ FullyQualifiedErrorId : UnexpectedToken
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 使用类
PS C:\Users\Administrator\Desktop> $files = Get-ChildItem | Where-Object { -not $_.PSIsContainer } | ForEach-Object {
>> [FileInfo]::new($_)
>> }
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
找不到类型 [FileInfo]。
所在位置 行:2 字符: 5
+ [FileInfo]::new($_)
+ ~~~~~~~~~~
+ CategoryInfo : InvalidOperation: (FileInfo:TypeName) [],RuntimeException
+ FullyQualifiedErrorId : TypeNotFound
PS C:\Users\Administrator\Desktop> $files | Format-Table Name, Modified, SizeKB
PS C:\Users\Administrator\Desktop> # 创建Python虚拟环境
PS C:\Users\Administrator\Desktop> python -m venv "E:\PythonTools\clean_env"
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 激活虚拟环境
PS C:\Users\Administrator\Desktop> . "E:\PythonTools\clean_env\Scripts\Activate.ps1"
(clean_env) PS C:\Users\Administrator\Desktop>
(clean_env) PS C:\Users\Administrator\Desktop> # 检查Python路径
(clean_env) PS C:\Users\Administrator\Desktop> Write-Host "当前Python: $(which python)"
which : 无法将“which”项识别为 cmdlet、函数、脚本文件或可运行程序的名称。请检查名称的拼写,如果包括路径,请确保路径正确,然后再试一次。
所在位置 行:1 字符: 25
+ Write-Host "当前Python: $(which python)"
+ ~~~~~
+ CategoryInfo : ObjectNotFound: (which:String) [], CommandNotFoundException
+ FullyQualifiedErrorId : CommandNotFoundException
当前Python:
(clean_env) PS C:\Users\Administrator\Desktop>
(clean_env) PS C:\Users\Administrator\Desktop> # 在虚拟环境中运行脚本
(clean_env) PS C:\Users\Administrator\Desktop> python -c "import sys; print(sys.path)"
['', 'C:\\Users\\Administrator\\Desktop', 'E:\\Python310\\python310.zip', 'E:\\Python310\\DLLs', 'E:\\Python310\\lib', 'E:\\Python310', 'E:\\PythonTools\\clean_env', 'E:\\PythonTools\\clean_env\\lib\\site-packages']
(clean_env) PS C:\Users\Administrator\Desktop>
(clean_env) PS C:\Users\Administrator\Desktop> # 安装依赖
(clean_env) PS C:\Users\Administrator\Desktop> pip install -r "E:\requirements.txt"
Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple
Collecting flask>=2.0.0
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/ec/f9/7f9263c5695f4bd0023734af91bedb2ff8209e8de6ead162f35d8dc762fd/flask-3.1.2-py3-none-any.whl (103 kB)
Collecting python-dotenv
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/5f/ed/539768cf28c661b5b068d66d96a2f155c4971a5d55684a514c1a0e0dec2f/python_dotenv-1.1.1-py3-none-any.whl (20 kB)
Collecting psutil
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/50/1b/6921afe68c74868b4c9fa424dad3be35b095e16687989ebbb50ce4fceb7c/psutil-7.0.0-cp37-abi3-win_amd64.whl (244 kB)
Collecting sqlalchemy
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/38/2d/bfc6b6143adef553a08295490ddc52607ee435b9c751c714620c1b3dd44d/sqlalchemy-2.0.43-cp310-cp310-win_amd64.whl (2.1 MB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 2.1/2.1 MB 68.2 MB/s eta 0:00:00
Collecting requests
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/1e/db/4254e3eabe8020b458f1a747140d32277ec7a271daf1d235b70dc0b4e6e3/requests-2.32.5-py3-none-any.whl (64 kB)
Collecting flask-sse
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/71/83/f9fe86f554a153fdd300fb8027121d508a2177605bd158d967ddd7325948/Flask_SSE-1.0.0-py2.py3-none-any.whl (5.0 kB)
Collecting itsdangerous>=2.2.0
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/04/96/92447566d16df59b2a776c0fb82dbc4d9e07cd95062562af01e408583fc4/itsdangerous-2.2.0-py3-none-any.whl (16 kB)
Collecting blinker>=1.9.0
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/10/cb/f2ad4230dc2eb1a74edf38f1a38b9b52277f75bef262d8908e60d957e13c/blinker-1.9.0-py3-none-any.whl (8.5 kB)
Collecting markupsafe>=2.1.1
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/44/06/e7175d06dd6e9172d4a69a72592cb3f7a996a9c396eee29082826449bbc3/MarkupSafe-3.0.2-cp310-cp310-win_amd64.whl (15 kB)
Collecting werkzeug>=3.1.0
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/52/24/ab44c871b0f07f491e5d2ad12c9bd7358e527510618cb1b803a88e986db1/werkzeug-3.1.3-py3-none-any.whl (224 kB)
Collecting jinja2>=3.1.2
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/62/a1/3d680cbfd5f4b8f15abc1d571870c5fc3e594bb582bc3b64ea099db13e56/jinja2-3.1.6-py3-none-any.whl (134 kB)
Collecting click>=8.1.3
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/85/32/10bb5764d90a8eee674e9dc6f4db6a0ab47c8c4d0d83c27f7c39ac415a4d/click-8.2.1-py3-none-any.whl (102 kB)
Collecting typing-extensions>=4.6.0
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/b5/00/d631e67a838026495268c2f6884f3711a15a9a2a96cd244fdaea53b823fb/typing_extensions-4.14.1-py3-none-any.whl (43 kB)
Collecting greenlet>=1
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/d6/6f/b60b0291d9623c496638c582297ead61f43c4b72eef5e9c926ef4565ec13/greenlet-3.2.4-cp310-cp310-win_amd64.whl (298 kB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 298.7/298.7 kB ? eta 0:00:00
Collecting certifi>=2017.4.17
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/e5/48/1549795ba7742c948d2ad169c1c8cdbae65bc450d6cd753d124b17c8cd32/certifi-2025.8.3-py3-none-any.whl (161 kB)
Collecting charset_normalizer<4,>=2
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/e2/c6/f05db471f81af1fa01839d44ae2a8bfeec8d2a8b4590f16c4e7393afd323/charset_normalizer-3.4.3-cp310-cp310-win_amd64.whl (107 kB)
Collecting urllib3<3,>=1.21.1
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/a7/c2/fe1e52489ae3122415c51f387e221dd0773709bad6c6cdaa599e8a2c5185/urllib3-2.5.0-py3-none-any.whl (129 kB)
Collecting idna<4,>=2.5
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/76/c6/c88e154df9c4e1a2a66ccf0005a88dfb2650c1dffb6f5ce603dfbd452ce3/idna-3.10-py3-none-any.whl (70 kB)
Collecting six
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/b7/ce/149a00dd41f10bc29e5921b496af8b574d8413afcd5e30dfa0ed46c2cc5e/six-1.17.0-py2.py3-none-any.whl (11 kB)
Collecting redis
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/e8/02/89e2ed7e85db6c93dfa9e8f691c5087df4e3551ab39081a4d7c6d1f90e05/redis-6.4.0-py3-none-any.whl (279 kB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 279.8/279.8 kB ? eta 0:00:00
Collecting colorama
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/d1/d6/3965ed04c63042e047cb6a3e6ed1a63a35087b6a609aa3a15ed8ac56c221/colorama-0.4.6-py2.py3-none-any.whl (25 kB)
Collecting async-timeout>=4.0.3
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/fe/ba/e2081de779ca30d473f21f5b30e0e737c438205440784c7dfc81efc2b029/async_timeout-5.0.1-py3-none-any.whl (6.2 kB)
Installing collected packages: urllib3, typing-extensions, six, python-dotenv, psutil, markupsafe, itsdangerous, idna, greenlet, colorama, charset_normalizer, certifi, blinker, async-timeout, werkzeug, sqlalchemy, requests, redis, jinja2, click, flask, flask-sse
Successfully installed async-timeout-5.0.1 blinker-1.9.0 certifi-2025.8.3 charset_normalizer-3.4.3 click-8.2.1 colorama-0.4.6 flask-3.1.2 flask-sse-1.0.0 greenlet-3.2.4 idna-3.10 itsdangerous-2.2.0 jinja2-3.1.6 markupsafe-3.0.2 psutil-7.0.0 python-dotenv-1.1.1 redis-6.4.0 requests-2.32.5 six-1.17.0 sqlalchemy-2.0.43 typing-extensions-4.14.1 urllib3-2.5.0 werkzeug-3.1.3
[notice] A new release of pip available: 22.3.1 -> 25.2
[notice] To update, run: python.exe -m pip install --upgrade pip
(clean_env) PS C:\Users\Administrator\Desktop>
(clean_env) PS C:\Users\Administrator\Desktop> # 运行Python脚本
(clean_env) PS C:\Users\Administrator\Desktop> python "E:\verify_path.py"
E:\Python310\python.exe: can't open file 'E:\\verify_path.py': [Errno 2] No such file or directory
(clean_env) PS C:\Users\Administrator\Desktop>
(clean_env) PS C:\Users\Administrator\Desktop> # 停用虚拟环境
(clean_env) PS C:\Users\Administrator\Desktop> deactivate
PS C:\Users\Administrator\Desktop> # 保存为 E:\Setup-PowerShell7.ps1
PS C:\Users\Administrator\Desktop> param(
>> [switch]$Install,
>> [switch]$Configure
>> )
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 安装 PowerShell 7
PS C:\Users\Administrator\Desktop> if ($Install) {
>> $url = "https://github.com/PowerShell/PowerShell/releases/download/v7.3.6/PowerShell-7.3.6-win-x64.msi"
>> $output = "$env:TEMP\PowerShell-7.3.6-win-x64.msi"
>>
>> Invoke-WebRequest -Uri $url -OutFile $output
>> Start-Process msiexec.exe -ArgumentList "/i `"$output`" /qn" -Wait
>> Remove-Item $output -Force
>> }
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 配置环境
PS C:\Users\Administrator\Desktop> if ($Configure) {
>> # 创建配置文件
>> $pwshProfile = "$env:USERPROFILE\Documents\PowerShell\Microsoft.PowerShell_profile.ps1"
>> @'
>> # 配置文件内容
>> '@ | Set-Content -Path $pwshProfile -Encoding UTF8
>>
>> # 创建脚本文件
>> # ...
>>
>> # 创建快捷方式
>> # ...
>>
>> Write-Host "PowerShell 7 环境配置完成!" -ForegroundColor Green
>> Write-Host "请使用桌面上的 'PowerShell 7' 快捷方式启动" -ForegroundColor Yellow
>> }
PS C:\Users\Administrator\Desktop>
PS C:\Users\Administrator\Desktop> # 使用示例:
PS C:\Users\Administrator\Desktop> # .\Setup-PowerShell7.ps1 -Install -Configure
PS C:\Users\Administrator\Desktop> .\Setup-PowerShell7.ps1 -Install -Configure
.\Setup-PowerShell7.ps1 : 无法将“.\Setup-PowerShell7.ps1”项识别为 cmdlet、函数、脚本文件或可运行程序的名称。请检查名称的拼写,如果包括路径,请确保路径正确,然后再试一次。
所在位置 行:1 字符: 1
+ .\Setup-PowerShell7.ps1 -Install -Configure
+ ~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : ObjectNotFound: (.\Setup-PowerShell7.ps1:String) [], CommandNotFoundException
+ FullyQualifiedErrorId : CommandNotFoundException
PS C:\Users\Administrator\Desktop> da # 运行桌面分析
da : 无法将“da”项识别为 cmdlet、函数、脚本文件或可运行程序的名称。请检查名称的拼写,如果包括路径,请确保路径正确,然后再试一次。
所在位置 行:1 字符: 1
+ da # 运行桌面分析
+ ~~
+ CategoryInfo : ObjectNotFound: (da:String) [], CommandNotFoundException
+ FullyQualifiedErrorId : CommandNotFoundException
PS C:\Users\Administrator\Desktop> ve # 运行环境验证
ve : 无法将“ve”项识别为 cmdlet、函数、脚本文件或可运行程序的名称。请检查名称的拼写,如果包括路径,请确保路径正确,然后再试一次。
所在位置 行:1 字符: 1
+ ve # 运行环境验证
+ ~~
+ CategoryInfo : ObjectNotFound: (ve:String) [], CommandNotFoundException
+ FullyQualifiedErrorId : CommandNotFoundException
PS C:\Users\Administrator\Desktop> clean # 清理桌面
clean : 无法将“clean”项识别为 cmdlet、函数、脚本文件或可运行程序的名称。请检查名称的拼写,如果包括路径,请确保路径正确,然后再试一次。
所在位置 行:1 字符: 1
+ clean # 清理桌面
+ ~~~~~
+ CategoryInfo : ObjectNotFound: (clean:String) [], CommandNotFoundException
+ FullyQualifiedErrorId : CommandNotFoundException
PS C:\Users\Administrator\Desktop> # 创建并激活环境
PS C:\Users\Administrator\Desktop> python -m venv "E:\myenv"
PS C:\Users\Administrator\Desktop> . "E:\myenv\Scripts\Activate.ps1"
(myenv) PS C:\Users\Administrator\Desktop>
(myenv) PS C:\Users\Administrator\Desktop> # 在虚拟环境中工作
(myenv) PS C:\Users\Administrator\Desktop> pip install pandas
Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple
Collecting pandas
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/d8/df/5ab92fcd76455a632b3db34a746e1074d432c0cdbbd28d7cd1daba46a75d/pandas-2.3.2-cp310-cp310-win_amd64.whl (11.3 MB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 11.3/11.3 MB 81.8 MB/s eta 0:00:00
Collecting numpy>=1.22.4
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/a3/dd/4b822569d6b96c39d1215dbae0582fd99954dcbcf0c1a13c61783feaca3f/numpy-2.2.6-cp310-cp310-win_amd64.whl (12.9 MB)
Collecting pytz>=2020.1
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/81/c4/34e93fe5f5429d7570ec1fa436f1986fb1f00c3e0f43a589fe2bbcd22c3f/pytz-2025.2-py2.py3-none-any.whl (509 kB)
Collecting tzdata>=2022.7
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/5c/23/c7abc0ca0a1526a0774eca151daeb8de62ec457e77262b66b359c3c7679e/tzdata-2025.2-py2.py3-none-any.whl (347 kB)
Collecting python-dateutil>=2.8.2
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/ec/57/56b9bcc3c9c6a792fcbaf139543cee77261f3651ca9da0c93f5c1221264b/python_dateutil-2.9.0.post0-py2.py3-none-any.whl (229 kB)
Collecting six>=1.5
Using cached https://pypi.tuna.tsinghua.edu.cn/packages/b7/ce/149a00dd41f10bc29e5921b496af8b574d8413afcd5e30dfa0ed46c2cc5e/six-1.17.0-py2.py3-none-any.whl (11 kB)
Installing collected packages: pytz, tzdata, six, numpy, python-dateutil, pandas
Successfully installed numpy-2.2.6 pandas-2.3.2 python-dateutil-2.9.0.post0 pytz-2025.2 six-1.17.0 tzdata-2025.2
[notice] A new release of pip available: 22.3.1 -> 25.2
[notice] To update, run: python.exe -m pip install --upgrade pip
(myenv) PS C:\Users\Administrator\Desktop> python myscript.py
E:\Python310\python.exe: can't open file 'C:\\Users\\Administrator\\Desktop\\myscript.py': [Errno 2] No such file or directory
(myenv) PS C:\Users\Administrator\Desktop>
(myenv) PS C:\Users\Administrator\Desktop> # 退出环境
(myenv) PS C:\Users\Administrator\Desktop> deactivate
PS C:\Users\Administrator\Desktop> Set-ExecutionPolicy RemoteSigned -Scope CurrentUser
PS C:\Users\Administrator\Desktop> Set-ExecutionPolicy RemoteSigned -Scope CurrentUser
PS C:\Users\Administrator\Desktop> $scriptPath = Join-Path $PSScriptRoot "myscript.ps1"
Join-Path : 无法将参数绑定到参数“Path”,因为该参数为空字符串。
所在位置 行:1 字符: 25
+ $scriptPath = Join-Path $PSScriptRoot "myscript.ps1"
+ ~~~~~~~~~~~~~
+ CategoryInfo : InvalidData: (:) [Join-Path],ParameterBindingValidationException
+ FullyQualifiedErrorId : ParameterArgumentValidationErrorEmptyStringNotAllowed,Microsoft.PowerShell.Commands.Join
PathCommand
PS C:\Users\Administrator\Desktop>