diff --git a/app/__init__.py b/app/__init__.py
new file mode 100644
index 0000000..099ec59
--- /dev/null
+++ b/app/__init__.py
@@ -0,0 +1 @@
+"""Python init file for app.py."""
diff --git a/app/app.py b/app/app.py
index f831dc6..eb7556e 100644
--- a/app/app.py
+++ b/app/app.py
@@ -1,4 +1,4 @@
-""" Script to run blinkpy as an app."""
+"""Script to run blinkpy as an app."""
 from os import environ
 from datetime import datetime, timedelta
 from blinkpy import blinkpy
@@ -10,14 +10,13 @@ TIMEDELTA = timedelta(environ.get('TIMEDELTA', 1))
 
 
 def get_date():
-    """Returns now - timedelta for blinkpy."""
+    """Return now - timedelta for blinkpy."""
     return (datetime.now() - TIMEDELTA).isoformat()
 
 
 def download_videos(blink, save_dir='/media'):
-    """Method to download videos."""
+    """Make request to download videos."""
     blink.download_videos(save_dir, since=get_date())
-    return
 
 
 def start():
@@ -26,7 +25,7 @@ def start():
     blink.start()
     return blink
 
-if __name__ == '__main__':
-    blink = start()
-    download_videos(blink)
 
+if __name__ == '__main__':
+    BLINK = start()
+    download_videos(BLINK)
diff --git a/tox.ini b/tox.ini
index ba88f15..3e9ccae 100644
--- a/tox.ini
+++ b/tox.ini
@@ -20,9 +20,9 @@ deps =
 basepython = python3
 ignore_errors = True
 commands = 
-    pylint --rcfile={toxinidir}/pylintrc blinkpy tests
-    flake8 blinkpy tests
-    pydocstyle blinkpy tests
+    pylint --rcfile={toxinidir}/pylintrc blinkpy tests app
+    flake8 blinkpy tests app
+    pydocstyle blinkpy tests app
     rst-lint README.rst
     rst-lint CHANGES.rst