26 Activate.ps1 -Verbose
31 Activate.ps1 -VenvDir C:\Users\MyUser\Common\.venv
35 Activate.ps1 -Prompt "MyPython"
45 PS C:\> Set-ExecutionPolicy -ExecutionPolicy RemoteSigned -Scope CurrentUser
60 <# Function declarations --------------------------------------------------- #>
64 Remove all shell session elements added by the Activate script, including the
69 If present, do not remove this function from the global namespace for the
77     if (Test-Path -Path Function:_OLD_VIRTUAL_PROMPT) {  in global:deactivate()
78         Copy-Item -Path Function:_OLD_VIRTUAL_PROMPT -Destination Function:prompt  in global:deactivate()
79         Remove-Item -Path Function:_OLD_VIRTUAL_PROMPT  in global:deactivate()
83     if (Test-Path -Path Env:_OLD_VIRTUAL_PYTHONHOME) {  in global:deactivate()
84         Copy-Item -Path Env:_OLD_VIRTUAL_PYTHONHOME -Destination Env:PYTHONHOME  in global:deactivate()
85         Remove-Item -Path Env:_OLD_VIRTUAL_PYTHONHOME  in global:deactivate()
89     if (Test-Path -Path Env:_OLD_VIRTUAL_PATH) {  in global:deactivate()
90         Copy-Item -Path Env:_OLD_VIRTUAL_PATH -Destination Env:PATH  in global:deactivate()
91         Remove-Item -Path Env:_OLD_VIRTUAL_PATH  in global:deactivate()
94     # Just remove the VIRTUAL_ENV altogether:  in global:deactivate()
95     if (Test-Path -Path Env:VIRTUAL_ENV) {  in global:deactivate()
96         Remove-Item -Path env:VIRTUAL_ENV  in global:deactivate()
99     # Just remove VIRTUAL_ENV_PROMPT altogether.  in global:deactivate()
100     if (Test-Path -Path Env:VIRTUAL_ENV_PROMPT) {  in global:deactivate()
101         Remove-Item -Path env:VIRTUAL_ENV_PROMPT  in global:deactivate()
104     # Just remove the _PYTHON_VENV_PROMPT_PREFIX altogether:  in global:deactivate()
105     if (Get-Variable -Name "_PYTHON_VENV_PROMPT_PREFIX" -ErrorAction SilentlyContinue) {  in global:deactivate()
106         Remove-Variable -Name _PYTHON_VENV_PROMPT_PREFIX -Scope Global -Force  in global:deactivate()
110     if (-not $NonDestructive) {  in global:deactivate()
111         Remove-Item -Path function:deactivate  in global:deactivate()
117 Get-PyVenvConfig parses the values from the pyvenv.cfg file located in the
131 function Get-PyVenvConfig(  in Get-PyVenvConfig()
135     Write-Verbose "Given ConfigDir=$ConfigDir, obtain values in pyvenv.cfg"  in Get-PyVenvConfig()
138 …$pyvenvConfigPath = Join-Path -Resolve -Path $ConfigDir -ChildPath 'pyvenv.cfg' -ErrorAction Conti…  in Get-PyVenvConfig()
145         Write-Verbose "File exists, parse `key = value` lines"  in Get-PyVenvConfig()
146         $pyvenvConfigContent = Get-Content -Path $pyvenvConfigPath  in Get-PyVenvConfig()
148         $pyvenvConfigContent | ForEach-Object {  in Get-PyVenvConfig()
149             $keyval = $PSItem -split "\s*=\s*", 2  in Get-PyVenvConfig()
150             if ($keyval[0] -and $keyval[1]) {  in Get-PyVenvConfig()
153                 # Remove extraneous quotations around a string value.  in Get-PyVenvConfig()
155                     $val = $val.Substring(1, $val.Length - 2)  in Get-PyVenvConfig()
159                 Write-Verbose "Adding Key: '$($keyval[0])'='$val'"  in Get-PyVenvConfig()
167 <# Begin Activate script --------------------------------------------------- #>
170 $VenvExecPath = Split-Path -Parent $MyInvocation.MyCommand.Definition
171 $VenvExecDir = Get-Item -Path $VenvExecPath
173 Write-Verbose "Activation script is located in path: '$VenvExecPath'"
174 Write-Verbose "VenvExecDir Fullname: '$($VenvExecDir.FullName)"
175 Write-Verbose "VenvExecDir Name: '$($VenvExecDir.Name)"
181     Write-Verbose "VenvDir given as parameter, using '$VenvDir' to determine values"
184     Write-Verbose "VenvDir not given as a parameter, using parent directory name as VenvDir."
186     Write-Verbose "VenvDir=$VenvDir"
191 $pyvenvCfg = Get-PyVenvConfig -ConfigDir $VenvDir
196     Write-Verbose "Prompt specified as argument, using '$Prompt'"
199     Write-Verbose "Prompt not specified as argument to script, checking pyvenv.cfg value"
200     if ($pyvenvCfg -and $pyvenvCfg['prompt']) {
201         Write-Verbose "  Setting based on value in pyvenv.cfg='$($pyvenvCfg['prompt'])'"
205 …Write-Verbose "  Setting prompt based on parent's directory's name. (Is the directory name passed …
206         Write-Verbose "  Got leaf-name of $VenvDir='$(Split-Path -Path $venvDir -Leaf)'"
207         $Prompt = Split-Path -Path $venvDir -Leaf
211 Write-Verbose "Prompt = '$Prompt'"
212 Write-Verbose "VenvDir='$VenvDir'"
216 deactivate -nondestructive
222 if (-not $Env:VIRTUAL_ENV_DISABLE_PROMPT) {
224     Write-Verbose "Setting prompt to '$Prompt'"
229     Copy-Item -Path function:prompt -Destination function:_OLD_VIRTUAL_PROMPT
230 …w-Variable -Name _PYTHON_VENV_PROMPT_PREFIX -Description "Python virtual environment prompt prefix…
233         Write-Host -NoNewline -ForegroundColor Green "($_PYTHON_VENV_PROMPT_PREFIX) "  in global:prompt()
240 if (Test-Path -Path Env:PYTHONHOME) {
241     Copy-Item -Path Env:PYTHONHOME -Destination Env:_OLD_VIRTUAL_PYTHONHOME
242     Remove-Item -Path Env:PYTHONHOME
246 Copy-Item -Path Env:PATH -Destination Env:_OLD_VIRTUAL_PATH