diff --git a/make_coverage.py b/make_coverage.py
new file mode 100644
index 0000000000000000000000000000000000000000..3d93f39ebed5a50c877a9ef72ab4b1a4602f2f53
--- /dev/null
+++ b/make_coverage.py
@@ -0,0 +1,15 @@
+#!/usr/bin/env python
+
+import os
+import webbrowser
+import subprocess
+from urllib.request import pathname2url
+
+def browser(pathname):
+    webbrowser.open("file:" + pathname2url(os.path.abspath(pathname)))
+
+subprocess.call(['coverage', 'run', '--source', 'flatland', '-m', 'pytest'])
+subprocess.call(['coverage', 'report', '-m'])
+subprocess.call(['coverage', 'html'])
+
+browser('htmlcov/index.html')
diff --git a/make_docs.py b/make_docs.py
index 6dabe2b633ce8939028fdabcfc7b6245abf21758..7ccbdb736b9b53743b58cfd985538705c5e79f08 100644
--- a/make_docs.py
+++ b/make_docs.py
@@ -3,13 +3,10 @@
 import os
 import webbrowser
 import subprocess
+from urllib.request import pathname2url
 
 def browser(pathname):
-    try:
-        from urllib import pathname2url
-    except:
-        from urllib.request import pathname2url
-    webbrowser.open("file:" + pathname2url(pathname))
+    webbrowser.open("file:" + pathname2url(os.path.abspath(pathname)))
 
 def remove_exists(filename):
     try:
@@ -29,4 +26,4 @@ os.chdir('docs')
 subprocess.call(['python', '-msphinx', '-M', 'clean', '.', '_build'])
 subprocess.call(['python', '-msphinx', '-M', 'html', '.', '_build'])
 
-browser(os.path.abspath('_build/html/index.html'))
+browser('_build/html/index.html')