blob: 57ff08062b8988d1cbf954e493ab48e3e27d6773 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
# Sample script to install Python and pip under Windows
# Authors: Olivier Grisel and Kyle Kastner
# License: CC0 1.0 Universal: http://creativecommons.org/publicdomain/zero/1.0/
$BASE_URL = "https://www.python.org/ftp/python/"
$GET_PIP_URL = "https://bootstrap.pypa.io/get-pip.py"
$GET_PIP_PATH = "C:\get-pip.py"
function DownloadPython ($python_version, $platform_suffix) {
$webclient = New-Object System.Net.WebClient
$filename = "python-" + $python_version + $platform_suffix + ".msi"
$url = $BASE_URL + $python_version + "/" + $filename
$basedir = $pwd.Path + "\"
$filepath = $basedir + $filename
if (Test-Path $filename) {
Write-Host "Reusing" $filepath
return $filepath
}
# Download and retry up to 5 times in case of network transient errors.
Write-Host "Downloading" $filename "from" $url
$retry_attempts = 3
for($i=0; $i -lt $retry_attempts; $i++){
try {
$webclient.DownloadFile($url, $filepath)
break
}
Catch [Exception]{
Start-Sleep 1
}
}
Write-Host "File saved at" $filepath
return $filepath
}
function InstallPython ($python_version, $architecture, $python_home) {
Write-Host "Installing Python" $python_version "for" $architecture "bit architecture to" $python_home
if (Test-Path $python_home) {
Write-Host $python_home "already exists, skipping."
return $false
}
if ($architecture -eq "32") {
$platform_suffix = ""
} else {
$platform_suffix = ".amd64"
}
$filepath = DownloadPython $python_version $platform_suffix
Write-Host "Installing" $filepath "to" $python_home
$args = "/qn /i $filepath TARGETDIR=$python_home"
Write-Host "msiexec.exe" $args
Start-Process -FilePath "msiexec.exe" -ArgumentList $args -Wait
Write-Host "Python $python_version ($architecture) installation complete"
return $true
}
function InstallPip ($python_home) {
$pip_path = $python_home + "\Scripts\pip.exe"
$python_path = $python_home + "\python.exe"
if (Test-Path $pip_path) {
Write-Host "Upgrading pip"
$args = "-m pip.__main__ install --upgrade pip"
Write-Host "Executing:" $python_path $args
Start-Process -FilePath $python_path -ArgumentList $args -Wait
Write-Host "pip upgrade complete"
} else {
Write-Host "Installing pip"
$webclient = New-Object System.Net.WebClient
$webclient.DownloadFile($GET_PIP_URL, $GET_PIP_PATH)
Write-Host "Executing:" $python_path $GET_PIP_PATH
Start-Process -FilePath "$python_path" -ArgumentList "$GET_PIP_PATH"
Write-Host "pip installation complete"
}
Write-Host "Upgrading setuptools"
$args = "install --upgrade setuptools"
Write-Host "Executing:" $pip_path $args
Start-Process -FilePath $pip_path -ArgumentList $args -Wait
Write-Host "setuptools upgrade complete"
}
function InstallPipPackage ($python_home, $pkg) {
$pip_path = $python_home + "\Scripts\pip.exe"
& $pip_path install $pkg
}
function main () {
InstallPython $env:PYTHON_VERSION $env:PYTHON_ARCH $env:PYTHON
InstallPip $env:PYTHON
InstallPipPackage $env:PYTHON wheel
}
main
|
