mirror of
https://github.com/wassname/catalyst.git
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Richard Frank
98 lines
3.2 KiB
PowerShell
98 lines
3.2 KiB
PowerShell
# Sample script to install Miniconda under Windows
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# Authors: Olivier Grisel, Jonathan Helmus and Kyle Kastner, Robert McGibbon
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# License: CC0 1.0 Universal: http://creativecommons.org/publicdomain/zero/1.0/
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$MINICONDA_URL = "https://repo.continuum.io/miniconda/"
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function DownloadMiniconda ($python_version, $platform_suffix) {
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$webclient = New-Object System.Net.WebClient
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if ($python_version -match "3.4") {
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$filename = "Miniconda3-3.7.0-Windows-" + $platform_suffix + ".exe"
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} else {
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$filename = "Miniconda-3.7.0-Windows-" + $platform_suffix + ".exe"
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}
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$url = $MINICONDA_URL + $filename
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$basedir = $pwd.Path + "\"
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$filepath = $basedir + $filename
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if (Test-Path $filename) {
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Write-Host "Reusing" $filepath
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return $filepath
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}
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# Download and retry up to 3 times in case of network transient errors.
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Write-Host "Downloading" $filename "from" $url
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$retry_attempts = 2
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for($i=0; $i -lt $retry_attempts; $i++){
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try {
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$webclient.DownloadFile($url, $filepath)
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break
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}
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Catch [Exception]{
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Write-Host "Exception downloading" $filename ":" $_.Exception.ToString()
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Write-Host "Retrying in 1 second."
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Start-Sleep 1
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}
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}
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if (!(Test-Path $filepath) -or ($i -ge $retry_attempts)) {
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# Retry once to get the error message if any at the last try
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$webclient.DownloadFile($url, $filepath)
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}
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Write-Host "File saved at" $filepath
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return $filepath
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}
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function InstallMiniconda ($python_version, $architecture, $python_home) {
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Write-Host "Installing Python" $python_version "for" $architecture "bit architecture to" $python_home
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if (Test-Path $python_home) {
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Write-Host $python_home "already exists, skipping."
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return $false
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}
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if ($architecture -match "32") {
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$platform_suffix = "x86"
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} else {
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$platform_suffix = "x86_64"
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}
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$filepath = DownloadMiniconda $python_version $platform_suffix
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Write-Host "Installing" $filepath "to" $python_home
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$install_log = $python_home + ".log"
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$args = "/S /D=$python_home"
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Write-Host $filepath $args
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Start-Process -FilePath $filepath -ArgumentList $args -Wait -Passthru
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if (Test-Path $python_home) {
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Write-Host "Python $python_version ($architecture) installation complete"
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} else {
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Write-Host "Failed to install Python in $python_home"
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Get-Content -Path $install_log
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Exit 1
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}
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}
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function InstallCondaPackages ($python_home, $spec) {
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$conda_path = $python_home + "\Scripts\conda.exe"
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$args = "install --yes " + $spec
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Write-Host ("conda " + $args)
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Start-Process -FilePath "$conda_path" -ArgumentList $args -Wait -Passthru
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}
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function UpdateConda ($python_home) {
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$conda_path = $python_home + "\Scripts\conda.exe"
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Write-Host "Updating conda..."
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$args = "update --yes conda"
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Write-Host $conda_path $args
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Start-Process -FilePath "$conda_path" -ArgumentList $args -Wait -Passthru
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}
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function main () {
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InstallMiniconda $env:CONDA_ROOT_PYTHON_VERSION $env:PYTHON_ARCH $env:PYTHON
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UpdateConda $env:PYTHON
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InstallCondaPackages $env:PYTHON "conda-build jinja2 anaconda-client"
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}
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main
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