SyntaxError: Generator expression must be parenthezised / python manage.py migrate : <p>I'm really new in programming and I wanted to follow the Djangogirls tutorial, but I'm stucked now.
In the tutorial, I am <a href="https://tutorial.djangogirls.org/en/django_start_project/" rel="noreferrer">here</a>:</p>

<blockquote>
  <p>To create a database for our blog, let's run the following in the console: python manage.py migrate (we need to be in the djangogirls directory that contains the manage.py file). If that goes well, you should see something like this: ...</p>
</blockquote>

<p>There is no option to fail in the tutorial but I have an error message:</p>

<pre><code>(myvenv) C:\Users\Julcsi\djangogirls&gt; python manage.py migrate
Traceback (most recent call last):
File "manage.py", line 22, in &lt;module&gt;
execute_from_command_line(sys.argv)
File "C:\Users\Julcsi\djangogirls\myvenv\lib\site-packages\django\core\management\__init__.py", 
line 364, in execute_from_command_line
utility.execute()
File "C:\Users\Julcsi\djangogirls\myvenv\lib\site-packages\django\core\management\__init__.py", 
line 338, in execute
django.setup()
File "C:\Users\Julcsi\djangogirls\myvenv\lib\site-packages\django\__init__.py", 
line 27, in setup
apps.populate(settings.INSTALLED_APPS)
File "C:\Users\Julcsi\djangogirls\myvenv\lib\site-packages\django\apps\registry.py", 
line 85, in populate
app_config = AppConfig.create(entry)
File "C:\Users\Julcsi\djangogirls\myvenv\lib\site-packages\django\apps\config.py", 
line 94, in create
module = import_module(entry)
File "C:\Users\Julcsi\AppData\Local\Programs\Python\Python37\lib\importlib\__init__.py", 
line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "&lt;frozen importlib._bootstrap&gt;", line 994, in _gcd_import
File "&lt;frozen importlib._bootstrap&gt;", line 971, in _find_and_load
File "&lt;frozen importlib._bootstrap&gt;", line 955, in _find_and_load_unlocked
File "&lt;frozen importlib._bootstrap&gt;", line 665, in _load_unlocked
File "&lt;frozen importlib._bootstrap_external&gt;", line 723, in exec_module
File "&lt;frozen importlib._bootstrap&gt;", line 219, in _call_with_frames_remove
File "C:\Users\Julcsi\djangogirls\myvenv\lib\site-packages\django\contrib\admin\__init__.py", 
line 4, in &lt;module&gt;
from django.contrib.admin.filters import (
File "C:\Users\Julcsi\djangogirls\myvenv\lib\site-packages\django\contrib\admin\filters.py", 
line 10, in &lt;module&gt;
from django.contrib.admin.options import IncorrectLookupParameters
File "C:\Users\Julcsi\djangogirls\myvenv\lib\site-packages\django\contrib\admin\options.py", 
line 12, in &lt;module&gt;
from django.contrib.admin import helpers, widgets
File "C:\Users\Julcsi\djangogirls\myvenv\lib\site-packages\django\contrib\admin\widgets.py", 
line 152
'%s=%s' % (k, v) for k, v in params.items(),
SyntaxError: Generator expression must be parenthesized
</code></pre>

<p>What am I doing wrong? What should I do?</p>

<p>I have Python 3.7.0b1</p>

<p>Thanks a lot in advance for the help :)</p>
