diff --git a/omero/plugins/web.py b/omero/plugins/web.py
index 6dbc3d6a03..d8d2c767ce 100644
--- a/omero/plugins/web.py
+++ b/omero/plugins/web.py
@@ -1,10 +1,10 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 """
-   Plugin for our configuring the OMERO.web installation
+Plugin for our configuring the OMERO.web installation
 
-   Copyright 2009-2016 University of Dundee. All rights reserved.
-   Use is subject to license terms supplied in LICENSE.txt
+Copyright 2009-2016 University of Dundee. All rights reserved.
+Use is subject to license terms supplied in LICENSE.txt
 
 """
 
diff --git a/omeroweb/feedback/views.py b/omeroweb/feedback/views.py
index af926bc5f5..d075f33f15 100644
--- a/omeroweb/feedback/views.py
+++ b/omeroweb/feedback/views.py
@@ -23,7 +23,7 @@
 # Version: 1.0
 #
 
-""" A view functions is simply a Python function that takes a Web request and
+"""A view functions is simply a Python function that takes a Web request and
 returns a Web response. This response can be the HTML contents of a Web page,
 or a redirect, or the 404 and 500 error, or an XML document, or an image...
 or anything."""
diff --git a/omeroweb/testlib/__init__.py b/omeroweb/testlib/__init__.py
index 90eda3cba3..6f962a31bd 100644
--- a/omeroweb/testlib/__init__.py
+++ b/omeroweb/testlib/__init__.py
@@ -18,7 +18,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 """
-   Library for Web integration tests
+Library for Web integration tests
 """
 import json
 import warnings
diff --git a/omeroweb/webadmin/views.py b/omeroweb/webadmin/views.py
index 23f03fd1e5..fc16ece7e7 100644
--- a/omeroweb/webadmin/views.py
+++ b/omeroweb/webadmin/views.py
@@ -24,7 +24,7 @@
 # Version: 1.0
 #
 
-""" A view functions is simply a Python function that takes a Web request and
+"""A view functions is simply a Python function that takes a Web request and
 returns a Web response. This response can be the HTML contents of a Web page,
 or a redirect, or the 404 and 500 error, or an XML document, or an image...
 or anything."""
diff --git a/omeroweb/webclient/tree.py b/omeroweb/webclient/tree.py
index beb46de53c..83350a3d8b 100644
--- a/omeroweb/webclient/tree.py
+++ b/omeroweb/webclient/tree.py
@@ -17,7 +17,7 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-""" Helper functions for views that handle object trees """
+"""Helper functions for views that handle object trees"""
 
 import logging
 import time
diff --git a/omeroweb/webclient/views.py b/omeroweb/webclient/views.py
index 504ce999d3..3b2d9fb78f 100755
--- a/omeroweb/webclient/views.py
+++ b/omeroweb/webclient/views.py
@@ -17,7 +17,7 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-""" A view functions is simply a Python function that takes a Web request and
+"""A view functions is simply a Python function that takes a Web request and
 returns a Web response. This response can be the HTML contents of a Web page,
 or a redirect, or the 404 and 500 error, or an XML document, or an image...
 or anything."""
diff --git a/omeroweb/webgateway/plategrid.py b/omeroweb/webgateway/plategrid.py
index 9d6e8a966d..3519a0907b 100644
--- a/omeroweb/webgateway/plategrid.py
+++ b/omeroweb/webgateway/plategrid.py
@@ -6,8 +6,8 @@
 # Use is subject to license terms supplied in LICENSE.txt
 
 """
-   Module to encapsulate operations concerned with displaying the contents of a
-   plate as a grid.
+Module to encapsulate operations concerned with displaying the contents of a
+plate as a grid.
 """
 
 import logging
diff --git a/omeroweb/webgateway/templatetags/common_filters.py b/omeroweb/webgateway/templatetags/common_filters.py
index 939054007d..d07d3426ce 100644
--- a/omeroweb/webgateway/templatetags/common_filters.py
+++ b/omeroweb/webgateway/templatetags/common_filters.py
@@ -221,13 +221,13 @@ def lengthunit(value):
     """
 
     if value == 0:
-        return "\u00B5m"
+        return "\u00b5m"
     elif value < 0.001:
-        return "\u212B"
+        return "\u212b"
     elif value < 0.01:
         return "nm"
     elif value < 1000:
-        return "\u00B5m"
+        return "\u00b5m"
     elif value < 1000 * 100:
         return "mm"
     elif value < 1000 * 100 * 10:
@@ -260,21 +260,21 @@ def timeformat(value):
             return "%s s" % str(value)
     # Formatting shows integer values for all, so we round() for accuracy
     if value == 0:
-        return "%d\u00A0s" % value
+        return "%d\u00a0s" % value
     if value < Decimal("0.001"):
-        return "%d\u00A0\u00B5s" % (round(value * 1000 * 1000))
+        return "%d\u00a0\u00b5s" % (round(value * 1000 * 1000))
     elif value < 1:
-        return "%d\u00A0ms" % (round(value * 1000))
+        return "%d\u00a0ms" % (round(value * 1000))
     elif round(value) < 60:
         # Round and format seconds to one decimal place
         value = round(value * 10) / 10
-        return "%0.1f\u00A0s" % value
+        return "%0.1f\u00a0s" % value
     elif round(value) < 60 * 60:
         value = round(value)  # Avoids '1min 60s'
-        return "%d\u00A0min\u00A0%d\u00A0s" % (value / 60, value % 60)
+        return "%d\u00a0min\u00a0%d\u00a0s" % (value / 60, value % 60)
     else:
         value = round(value)  # Avoids '1h 60min'
-        return "%d\u00A0h\u00A0%d\u00A0min" % (value / 3600, round((value % 3600) / 60))
+        return "%d\u00a0h\u00a0%d\u00a0min" % (value / 3600, round((value % 3600) / 60))
 
 
 # taken from https://code.djangoproject.com/ticket/17419
diff --git a/omeroweb/webredirect/views.py b/omeroweb/webredirect/views.py
index 1319f787d2..1d807dab40 100644
--- a/omeroweb/webredirect/views.py
+++ b/omeroweb/webredirect/views.py
@@ -23,7 +23,7 @@
 # Version: 1.0
 #
 
-""" A view functions is simply a Python function that takes a Web request and
+"""A view functions is simply a Python function that takes a Web request and
 returns a Web response. This response can be the HTML contents of a Web page,
 or a redirect, or the 404 and 500 error, or an XML document, or an image...
 or anything."""
diff --git a/setup.py b/setup.py
index 8c89e6e6ac..4039ff40a9 100755
--- a/setup.py
+++ b/setup.py
@@ -1,10 +1,10 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 """
-   Copyright 2008-2020 The Open Microscopy Environment, Glencoe Software, Inc.
-   All rights reserved.
+Copyright 2008-2020 The Open Microscopy Environment, Glencoe Software, Inc.
+All rights reserved.
 
-   Use is subject to license terms supplied in LICENSE.txt
+Use is subject to license terms supplied in LICENSE.txt
 
 """
 
diff --git a/test/unit/test_show.py b/test/unit/test_show.py
index 888aadadfd..8bddb8bfb5 100644
--- a/test/unit/test_show.py
+++ b/test/unit/test_show.py
@@ -2,10 +2,10 @@
 # -*- coding: utf-8 -*-
 
 """
-   Simple unit tests for the "show" module.
+Simple unit tests for the "show" module.
 
-   Copyright 2014 Glencoe Software, Inc. All rights reserved.
-   Use is subject to license terms supplied in LICENSE.txt
+Copyright 2014 Glencoe Software, Inc. All rights reserved.
+Use is subject to license terms supplied in LICENSE.txt
 
 """