diff --git a/mayan/apps/converter/api.py b/mayan/apps/converter/api.py
index d695d4cb69..ba8e1cd7ab 100644
--- a/mayan/apps/converter/api.py
+++ b/mayan/apps/converter/api.py
@@ -1,7 +1,7 @@
 from __future__ import absolute_import
 
-import logging
 import hashlib
+import logging
 import os
 
 from django.utils.encoding import smart_str
@@ -116,17 +116,6 @@ def get_page_count(input_filepath):
     return backend.get_page_count(input_filepath)
 
 
-'''
-def get_document_dimensions(document, *args, **kwargs):
-    document_filepath = create_image_cache_filename(document.checksum, *args, **kwargs)
-    if os.path.exists(document_filepath):
-        options = [u'-format', u'%w %h']
-        return [int(dimension) for dimension in backend.identify_file(unicode(document_filepath), options).split()]
-    else:
-        return [0, 0]
-'''
-
-
 def get_available_transformations_choices():
     result = []
     for transformation in backend.get_available_transformations():
diff --git a/mayan/apps/converter/backends/python/base.py b/mayan/apps/converter/backends/python/base.py
index 80f9916e77..fdd3436840 100644
--- a/mayan/apps/converter/backends/python/base.py
+++ b/mayan/apps/converter/backends/python/base.py
@@ -156,12 +156,13 @@ class ConverterClass(ConverterBase):
 
     # From: http://united-coders.com/christian-harms/image-resizing-tips-general-and-for-python
     def resize(self, img, box, fit=False, out=None):
-        '''Downsample the image.
+        """
+        Downsample the image.
         @param img: Image -  an Image-object
         @param box: tuple(x, y) - the bounding box of the result image
         @param fit: boolean - crop the image to fill the box
         @param out: file-like-object - save the image into the output stream
-        '''
+        """
         # preresize image with factor 2, 4, 8 and fast algorithm
         factor = 1
         while img.size[0] / factor > 2 * box[0] and img.size[1] * 2 / factor > 2 * box[1]:
diff --git a/mayan/apps/document_comments/views.py b/mayan/apps/document_comments/views.py
index 4a87435fa3..e02cd65d3b 100644
--- a/mayan/apps/document_comments/views.py
+++ b/mayan/apps/document_comments/views.py
@@ -110,9 +110,9 @@ def comment_add(request, document_id):
 
 
 def comments_for_document(request, document_id):
-    '''
+    """
     Show a list of all the comments related to the passed object
-    '''
+    """
     document = get_object_or_404(Document, pk=document_id)
 
     try:
diff --git a/mayan/apps/linking/conf/settings.py b/mayan/apps/linking/conf/settings.py
index cf0d855350..5890a559b3 100644
--- a/mayan/apps/linking/conf/settings.py
+++ b/mayan/apps/linking/conf/settings.py
@@ -1,4 +1,4 @@
-'''Configuration options for the linking app'''
+"""Configuration options for the linking app"""
 
 from django.utils.translation import ugettext_lazy as _
 
diff --git a/mayan/apps/ocr/models.py b/mayan/apps/ocr/models.py
index fdf22a023a..aeebb77e36 100644
--- a/mayan/apps/ocr/models.py
+++ b/mayan/apps/ocr/models.py
@@ -89,9 +89,9 @@ class ArgumentsValidator(object):
             self.code = code
 
     def __call__(self, value):
-        '''
+        """
         Validates that the input evaluates correctly.
-        '''
+        """
         value = value.strip()
         try:
             literal_eval(value)
diff --git a/mayan/apps/ocr/views.py b/mayan/apps/ocr/views.py
index 81efeadfa7..de432b5d29 100644
--- a/mayan/apps/ocr/views.py
+++ b/mayan/apps/ocr/views.py
@@ -137,9 +137,9 @@ def submit_document(request, document_id):
 
 
 def submit_document_to_queue(request, document, post_submit_redirect=None):
-    '''
+    """
     This view is meant to be reusable
-    '''
+    """
 
     try:
         document_queue = DocumentQueue.objects.queue_document(document)