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
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220"""Check that adding uv's python-build-standalone distributions are successfully added
and removed from the Windows registry following PEP 514."""
import re
import subprocess
import sys
from argparse import ArgumentParser
# We apply the same download URL/hash redaction to the actual output, too. We don't
# redact the path inside the runner, if the runner configuration changes
# (or uv's installation paths), please update the snapshots.
expected_registry = [
# Our company key
r"""
Name Property
---- --------
Astral DisplayName : Astral Software Inc.
SupportUrl : https://github.com/astral-sh/uv
""",
# The actual Python installations
r"""
Hive: HKEY_CURRENT_USER\Software\Python
Name Property
---- --------
Astral DisplayName : Astral Software Inc.
SupportUrl : https://github.com/astral-sh/uv
Hive: HKEY_CURRENT_USER\Software\Python\Astral
Name Property
---- --------
CPython3.11.11 DisplayName : CPython 3.11.11 (64-bit)
SupportUrl : https://github.com/astral-sh/uv
Version : 3.11.11
SysVersion : 3.11.11
SysArchitecture : 64bit
DownloadUrl : <downloadUrl>
DownloadSha256 : <downloadSha256>
Hive: HKEY_CURRENT_USER\Software\Python\Astral\CPython3.11.11
Name Property
---- --------
InstallPath (default) : C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.11.11-windows-x86_64-none
ExecutablePath : C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.11.11-windows-x86_64-none\python.exe
WindowedExecutablePath : C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.11.11-windows-x86_64-none\pythonw.exe
""",
r"""
Hive: HKEY_CURRENT_USER\Software\Python\Astral
Name Property
---- --------
CPython3.12.8 DisplayName : CPython 3.12.8 (64-bit)
SupportUrl : https://github.com/astral-sh/uv
Version : 3.12.8
SysVersion : 3.12.8
SysArchitecture : 64bit
DownloadUrl : <downloadUrl>
DownloadSha256 : <downloadSha256>
Hive: HKEY_CURRENT_USER\Software\Python\Astral\CPython3.12.8
Name Property
---- --------
InstallPath (default) : C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.12.8-windows-x86_64-none
ExecutablePath : C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.12.8-windows-x86_64-none\python.exe
WindowedExecutablePath : C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.12.8-windows-x86_64-none\pythonw.exe
""",
r"""
Hive: HKEY_CURRENT_USER\Software\Python\Astral
Name Property
---- --------
CPython3.13.1 DisplayName : CPython 3.13.1 (64-bit)
SupportUrl : https://github.com/astral-sh/uv
Version : 3.13.1
SysVersion : 3.13.1
SysArchitecture : 64bit
DownloadUrl : <downloadUrl>
DownloadSha256 : <downloadSha256>
Hive: HKEY_CURRENT_USER\Software\Python\Astral\CPython3.13.1
Name Property
---- --------
InstallPath (default) : C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.13.1-windows-x86_64-none
ExecutablePath : C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.13.1-windows-x86_64-none\python.exe
WindowedExecutablePath : C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.13.1-windows-x86_64-none\pythonw.exe
""",
]
def filter_snapshot(snapshot: str) -> str:
# Trim only newlines, there's leading whitespace before the `Hive:` entry
snapshot = snapshot.strip("\n\r")
# Trim trailing whitespace, Windows pads lines up to length
snapshot = "\n".join(line.rstrip() for line in snapshot.splitlines())
# Long URLs can be wrapped into multiple lines
snapshot = re.sub(
"DownloadUrl ( *): .*(\n.*)+?(\n +)DownloadSha256",
r"DownloadUrl \1: <downloadUrl>\3DownloadSha256",
snapshot,
)
snapshot = re.sub(
"DownloadSha256 ( *): .*", r"DownloadSha256 \1: <downloadSha256>", snapshot
)
return snapshot
def main(uv: str):
# `py --list-paths` output
py_311_line = r" -V:Astral/CPython3.11.11 C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.11.11-windows-x86_64-none\python.exe"
py_312_line = r" -V:Astral/CPython3.12.8 C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.12.8-windows-x86_64-none\python.exe"
py_313_line = r" -V:Astral/CPython3.13.1 C:\Users\runneradmin\AppData\Roaming\uv\python\cpython-3.13.1-windows-x86_64-none\python.exe"
# Use the powershell command to get an outside view on the registry values we wrote
# By default, powershell wraps the output at terminal size
list_registry_command = r"Get-ChildItem -Path HKCU:\Software\Python -Recurse | Format-Table | Out-String -width 1000"
# Check 1: Install interpreters and check that all their keys are set in the
# registry and that the Python launcher for Windows finds it.
# Check 1a: Install new interpreters.
# Check 1b: Request installation of already installed interpreters.
for _ in range(2):
print("Installing Python 3.11.11, 3.12.8, and 3.13.1")
subprocess.check_call([uv, "python", "install", "-v", "--preview", "3.11.11"])
subprocess.check_call([uv, "python", "install", "-v", "--preview", "3.12.8"])
subprocess.check_call([uv, "python", "install", "-v", "--preview", "3.13.1"])
# The default shell for a subprocess is not powershell
actual_registry = subprocess.check_output(
["powershell", "-Command", list_registry_command], text=True
)
for expected in expected_registry:
if filter_snapshot(expected) not in filter_snapshot(actual_registry):
print("Registry mismatch:")
print("Expected Snippet:")
print("=" * 80)
print(filter_snapshot(expected))
print("=" * 80)
print("Actual:")
print("=" * 80)
print(filter_snapshot(actual_registry))
print("=" * 80)
sys.exit(1)
listed_interpreters = subprocess.check_output(["py", "--list-paths"], text=True)
py_listed = set(listed_interpreters.splitlines())
if (
py_311_line not in py_listed
or py_312_line not in py_listed
or py_313_line not in py_listed
):
print(
"Python launcher interpreter mismatch: "
f"{py_listed} vs. {py_311_line}, {py_312_line}, {py_313_line}"
)
sys.exit(1)
# Check 2: Remove a single interpreter and check that its gone.
# Check 2a: Removing an existing interpreter.
# Check 2b: Remove a missing interpreter.
for _ in range(2):
print("Removing Python 3.11.11")
subprocess.check_call([uv, "python", "uninstall", "-v", "--preview", "3.11.11"])
listed_interpreters = subprocess.check_output(["py", "--list-paths"], text=True)
py_listed = set(listed_interpreters.splitlines())
if (
py_311_line in py_listed
or py_312_line not in py_listed
or py_313_line not in py_listed
):
print(
"Python launcher interpreter not removed: "
f"{py_listed} vs. {py_312_line}, {py_313_line}"
)
sys.exit(1)
# Check 3: Remove all interpreters and check that they are all gone.
# Check 3a: Clear a used registry.
# Check 3b: Clear an empty registry.
subprocess.check_call([uv, "python", "uninstall", "-v", "--preview", "--all"])
for _ in range(2):
print("Removing all Pythons")
empty_registry = subprocess.check_output(
["powershell", "-Command", list_registry_command], text=True
)
if empty_registry.strip():
print("Registry not cleared:")
print("=" * 80)
print(empty_registry)
print("=" * 80)
sys.exit(1)
listed_interpreters = subprocess.check_output(["py", "--list-paths"], text=True)
py_listed = set(listed_interpreters.splitlines())
if (
py_311_line in py_listed
or py_312_line in py_listed
or py_313_line in py_listed
):
print(f"Python launcher interpreter not cleared: {py_listed}")
sys.exit(1)
if __name__ == "__main__":
parser = ArgumentParser()
parser.add_argument("--uv", default="./uv.exe")
args = parser.parse_args()
main(args.uv)