diff --git a/dataserv/app.py b/dataserv/app.py
index 8991c43..a7f905d 100644
--- a/dataserv/app.py
+++ b/dataserv/app.py
@@ -21,6 +21,7 @@ def secs_to_mins(seconds):
     else:
         return "{0} hour(s)".format(int(seconds/3600))
 
+
 def online_farmers():
     # maximum number of minutes since the last check in for
     # the farmer to be considered an online farmer
@@ -107,7 +108,7 @@ def total():
     app.config["BYTE_SIZE"] = 1024*1024*128
     result = total_shards * (app.config["BYTE_SIZE"] / (1024*1024*1024*1024))  # bytes / 1 TB
 
-    return "{0} TB".format(round(result,2))
+    return "{0} TB".format(round(result, 2))
 
 
 @app.route('/api/height/<btc_addr>/<int:height>', methods=["GET"])
diff --git a/tests/test_App.py b/tests/test_App.py
index 43eea4c..e7243c0 100644
--- a/tests/test_App.py
+++ b/tests/test_App.py
@@ -153,4 +153,4 @@ def test_farmer_total_bytes(self):
 
         # check total bytes
         rv = self.app.get('/api/total')
-        self.assertEqual(b"1.22 TB", rv.data)
\ No newline at end of file
+        self.assertEqual(b"1.22 TB", rv.data)
diff --git a/tests/test_Farmer.py b/tests/test_Farmer.py
index 6687db3..014b457 100644
--- a/tests/test_Farmer.py
+++ b/tests/test_Farmer.py
@@ -99,4 +99,4 @@ def test_height(self):
         self.assertEqual(farmer.height, 5)
 
         farmer2 = farmer.lookup()
-        self.assertEqual(farmer2.height, 5)
\ No newline at end of file
+        self.assertEqual(farmer2.height, 5)