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path: root/django/core/management/commands/startproject.py
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from importlib import import_module

from django.core.management.base import CommandError
from django.core.management.templates import TemplateCommand

from ..utils import get_random_secret_key


class Command(TemplateCommand):
    help = ("Creates a Django project directory structure for the given "
            "project name in the current directory or optionally in the "
            "given directory.")
    missing_args_message = "You must provide a project name."

    def handle(self, **options):
        project_name, target = options.pop('name'), options.pop('directory')
        self.validate_name(project_name, "project")

        # Check that the project_name cannot be imported.
        try:
            import_module(project_name)
        except ImportError:
            pass
        else:
            raise CommandError("%r conflicts with the name of an existing "
                               "Python module and cannot be used as a "
                               "project name. Please try another name." %
                               project_name)

        # Create a random SECRET_KEY to put it in the main settings.
        options['secret_key'] = get_random_secret_key()

        super(Command, self).handle('project', project_name, target, **options)