diff --git a/aprendizations/questions.py b/aprendizations/questions.py
index 81128e5..2032a4e 100644
--- a/aprendizations/questions.py
+++ b/aprendizations/questions.py
@@ -327,8 +327,8 @@ class QuestionTextArea(Question):
 
         self.set_defaults(QDict({
             'text': '',
-            # 'lines': 8,
-            'timeout': 5,  # seconds
+            'lines': 8,  # FIXME unused?
+            'timeout': 5,   # seconds
             'correct': '',  # trying to execute this will fail => grade 0.0
             'args': []
             }))
diff --git a/aprendizations/serve.py b/aprendizations/serve.py
index 6822962..50852fc 100644
--- a/aprendizations/serve.py
+++ b/aprendizations/serve.py
@@ -13,6 +13,7 @@ import ssl
 import sys
 import uuid
 
+
 # third party libraries
 import tornado.ioloop
 import tornado.httpserver
@@ -20,9 +21,9 @@ import tornado.web
 from tornado.escape import to_unicode
 
 # this project
-from . import APP_NAME
 from .learnapp import LearnApp
 from .tools import load_yaml, md_to_html
+from . import APP_NAME
 
 
 # ----------------------------------------------------------------------------
diff --git a/aprendizations/tools.py b/aprendizations/tools.py
index ccdb0be..b786502 100644
--- a/aprendizations/tools.py
+++ b/aprendizations/tools.py
@@ -14,6 +14,7 @@ from pygments.lexers import get_lexer_by_name
 from pygments.formatters import HtmlFormatter
 import yaml
 
+
 # setup logger for this module
 logger = logging.getLogger(__name__)
 
diff --git a/demo/solar_system/correct-first_3_planets.py b/demo/solar_system/correct-first_3_planets.py
index 760eded..8f486dc 100755
--- a/demo/solar_system/correct-first_3_planets.py
+++ b/demo/solar_system/correct-first_3_planets.py
@@ -23,6 +23,6 @@ out = f'''---
 grade: {grade}
 comments: {comments}'''
 
-time.sleep(5)
+time.sleep(1)
 
 print(out)
--
libgit2 0.21.2