Fix PowerShell not starting with automatically in Terminal tab.

PyCharm_PowerShell_Fix.ps1

# Rename the file to: Microsoft.PowerShell_profile.ps1
# Replace it under default PS profile folder: C:\Users\<your_username>Documents\WindowsPowerShell


function Test-JetBrains-Product {
#    The following enviromental variables are created with venv Pycharm 2021.3. I haven't tested any other product.
    return (Test-Path Env:IDEA_INITIAL_DIRECTORY) -And (Test-Path Env:__INTELLIJ_COMMAND_HISTFILE__)
}

function Get-JetBrains-Product {
#    $(Get-JetBrains-Product).Name

    $product = Split-Path $Env:IDEA_INITIAL_DIRECTORY -Parent | Split-Path -Leaf
    $name, $version = $product -split " "
    return @{Name = $name; Version = $Version}
}

function Test-Virtual-Env {
    return Test-Path Env:VIRTUAL_ENV
}

$venv_path = ".\venv"
$venv_activate_script = $venv_path + "\Scripts\Activate.ps1"

if ((Test-JetBrains-Product) -And
    (Get-JetBrains-Product).Name -Eq "PyCharm" -And
    (Test-Path $venv_activate_script)) {

#    Apperently venv is active, but doesn't work correctly. So first we deactivate, then activate again.
    if (Test-Virtual-Env) {
        deactivate
    }
    & $venv_activate_script
}