Files
uv/python/uv/__main__.py

65 lines
1.5 KiB
Python

import os
import sys
import sysconfig
def detect_virtualenv() -> str:
"""
Find the virtual environment path for the current Python executable.
"""
# If it's already set, then just use it
value = os.getenv("VIRTUAL_ENV")
if value:
return value
# Otherwise, check if we're in a venv
venv_marker = os.path.join(sys.prefix, "pyvenv.cfg")
if os.path.exists(venv_marker):
return sys.prefix
return ""
def find_uv_bin() -> str:
"""Return the uv binary path."""
uv_exe = "uv" + sysconfig.get_config_var("EXE")
path = os.path.join(sysconfig.get_path("scripts"), uv_exe)
if os.path.isfile(path):
return path
if sys.version_info >= (3, 10):
user_scheme = sysconfig.get_preferred_scheme("user")
elif os.name == "nt":
user_scheme = "nt_user"
elif sys.platform == "darwin" and sys._framework:
user_scheme = "osx_framework_user"
else:
user_scheme = "posix_user"
path = os.path.join(sysconfig.get_path("scripts", scheme=user_scheme), uv_exe)
if os.path.isfile(path):
return path
raise FileNotFoundError(path)
if __name__ == "__main__":
uv = os.fsdecode(find_uv_bin())
env = {}
venv = detect_virtualenv()
if venv:
env["VIRTUAL_ENV"] = venv
if sys.platform == "win32":
import subprocess
completed_process = subprocess.run([uv, *sys.argv[1:]], env=env)
sys.exit(completed_process.returncode)
else:
os.execvpe(uv, [uv, *sys.argv[1:]], env=env)