npm / yarn / pnpm Befehlsreferenz
Schnellreferenz für npm-, yarn- und pnpm-Befehle.
| Command (npm) | Description | |
|---|---|---|
npm init | Initialize a new project with a package.json file | |
npm init -y | Initialize with defaults (skip prompts) | |
npm install | Install all dependencies from package.json | |
npm ci | Clean install from lockfile (CI environments) | |
npm ls | List installed packages | |
npm outdated | Check for outdated packages | |
npm install <pkg> | Install and add to dependencies | |
npm install -D <pkg> | Install and add to devDependencies | |
npm install -g <pkg> | Install package globally | |
npm uninstall <pkg> | Remove a package | |
npm update <pkg> | Update a specific package | |
npm update | Update all packages to latest allowed versions | |
npm audit | Run a security audit | |
npm audit fix | Automatically fix vulnerabilities | |
npm dedupe | Reduce duplication in node_modules | |
npm cache clean --force | Clear the package cache | |
npm run <script> | Run a script defined in package.json | |
npm start | Run the 'start' script | |
npm test | Run the 'test' script | |
npm run build | Run the 'build' script | |
npx <cmd> | Execute a package binary without installing | |
npm login | Log in to npm registry | |
npm publish | Publish package to the registry | |
npm version <type> | Bump version (patch/minor/major) | |
npm pack | Create a tarball of the package | |
npm deprecate | Deprecate a published version |
Häufig gestellte Fragen
Code-Implementierung
# Run npm/shell commands from Python
import subprocess
import json
import os
def npm_install(package, dev=False):
"""Install an npm package"""
cmd = ['npm', 'install']
if dev:
cmd.append('--save-dev')
cmd.append(package)
result = subprocess.run(cmd, capture_output=True, text=True)
return result.returncode == 0
def get_package_json():
"""Read package.json"""
with open('package.json') as f:
return json.load(f)
def npm_run(script):
"""Run an npm script"""
result = subprocess.run(
['npm', 'run', script],
capture_output=True, text=True
)
print(result.stdout)
if result.returncode != 0:
print(result.stderr)
return result.returncode == 0
# Example usage
npm_install('lodash')
npm_install('typescript', dev=True)
npm_run('build')
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