import sys
import vim
+def _get_python_binary(exec_prefix):
+ if sys.platform[:3] == "win":
+ return exec_prefix / 'python.exe'
+ return exec_prefix / 'bin' / 'python3'
+
+def _get_pip(venv_path):
+ if sys.platform[:3] == "win":
+ return venv_path / 'Scripts' / 'pip.exe'
+ return venv_path / 'bin' / 'pip'
+
+def _get_virtualenv_site_packages(venv_path, pyver):
+ if sys.platform[:3] == "win":
+ return venv_path / 'Lib' / 'site-packages'
+ return venv_path / 'lib' / f'python{pyver[0]}.{pyver[1]}' / 'site-packages'
+
def _initialize_black_env(upgrade=False):
pyver = sys.version_info[:2]
if pyver < (3, 6):
import subprocess
import venv
virtualenv_path = Path(vim.eval("g:black_virtualenv")).expanduser()
- virtualenv_site_packages = str(
- virtualenv_path / 'lib' / f'python{pyver[0]}.{pyver[1]}' / 'site-packages'
- )
+ virtualenv_site_packages = str(_get_virtualenv_site_packages(virtualenv_path, pyver))
first_install = False
if not virtualenv_path.is_dir():
print('Please wait, one time setup for Black.')
_executable = sys.executable
try:
- sys.executable = str(Path(sys.exec_prefix) / 'bin' / 'python3')
+ sys.executable = str(_get_python_binary(Path(sys.exec_prefix)))
print(f'Creating a virtualenv in {virtualenv_path}...')
print('(this path can be customized in .vimrc by setting g:black_virtualenv)')
venv.create(virtualenv_path, with_pip=True)
if upgrade:
print('Upgrading Black with pip...')
if first_install or upgrade:
- subprocess.run([str(virtualenv_path / 'bin' / 'pip'), 'install', '-U', 'black'])
+ subprocess.run([str(_get_pip(virtualenv_path)), 'install', '-U', 'black'])
print('DONE! You are all set, thanks for waiting ✨ 🍰 ✨')
if first_install:
print('Pro-tip: to upgrade Black in the future, use the :BlackUpgrade command and restart Vim.\n')