Added 'django-admin.py runserver', which starts a lightweight develop…

…ment server running Django on a local port

git-svn-id: http://code.djangoproject.com/svn/django/trunk@174 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/bin/django-admin.py

@@ -362,6 +362,30 @@ def startapp(app_name, directory):
startapp.help_doc = "Creates a Django app directory structure for the given app name in the current directory."
startapp.args = "[appname]"

def runserver(port):
    "Starts a lightweight Web server for development."
    from django.core.servers.basehttp import run, WSGIServerException
    from django.core.handlers.wsgi import WSGIHandler
    if not port.isdigit():
        sys.stderr.write("Error: %r is not a valid port number.\n" % port)
        sys.exit(1)
    print "Starting server on port %s. Go to http://127.0.0.1:%s/ for Django." % (port, port)
    try:
        run(int(port), WSGIHandler())
    except WSGIServerException, e:
        # Use helpful error messages instead of ugly tracebacks.
        ERRORS = {
            13: "You don't have permission to access that port.",
            98: "That port is already in use.",
        }
        try:
            error_text = ERRORS[e.args[0].args[0]]
        except (AttributeError, KeyError):
            error_text = str(e)
        sys.stderr.write("Error: %s\n" % error_text)
        sys.exit(1)
runserver.args = '[optional port number]'

def usage():
    sys.stderr.write("Usage: %s [action]\n" % sys.argv[0])

@@ -376,6 +400,7 @@ def usage():
ACTION_MAPPING = {
    'adminindex': get_admin_index,
#     'dbcheck': database_check,
    'runserver': runserver,
    'sql': get_sql_create,
    'sqlall': get_sql_all,
    'sqlclear': get_sql_delete,
@@ -406,6 +431,12 @@ def usage():
            usage()
        ACTION_MAPPING[action](name, os.getcwd())
        sys.exit(0)
    elif action == 'runserver':
        if len(sys.argv) < 3:
            port = '8000'
        else:
            port = sys.argv[2]
        ACTION_MAPPING[action](port)
    elif action == 'dbcheck':
        from django.core import meta
        mod_list = meta.get_all_installed_modules()