diff --git a/stats/dashboard.py b/stats/dashboard.py
index 66795a3a31a..d70b939f338 100644
--- a/stats/dashboard.py
+++ b/stats/dashboard.py
@@ -42,7 +42,12 @@ def add_years(d, years):
 
 
 def all_true_and_not_empty(bool_iterable):
-    """ For a given list, check that all elements return true and that the list is not empty."""
+    """For a given list, check that all elements return true and that the list is not empty.
+
+    Args:
+        bool_iterable (iterable of bool): An iterable containing values that can be cast to a bool.
+
+    """
 
     # Ensure that the given list is indeed a simple list
     bool_list = list(bool_iterable)
@@ -1039,6 +1044,7 @@ def is_text_in_element(elementName):
         }
 
     def _is_sector_dac(self):
+        """Determine whether an activity has comprehensive DAC sectors against the validation methodology."""
         sector_dac_activity_level = self.element.xpath('sector[@vocabulary="{}" or @vocabulary="{}" or not(@vocabulary)]'.format(self._dac_5_code(), self._dac_3_code()))
 
         if self._major_version() != '1':
diff --git a/stats/tests/test_comprehensiveness.py b/stats/tests/test_comprehensiveness.py
index f8925963417..bb5aa8ece3b 100644
--- a/stats/tests/test_comprehensiveness.py
+++ b/stats/tests/test_comprehensiveness.py
@@ -49,9 +49,8 @@ def end_planned_date(datestring):
         Create an activity_stats element with a specified 'end-planned' date.
         Also sets the current date to 9990-06-01
 
-        Keyword arguments:
-        datestring -- An ISO date to be used as the 'end-planned' date for the
-            activity_stats element to be returned.
+        Args:
+            datestring (str): An ISO date to be used as the 'end-planned' date for the activity_stats element to be returned.
         """
         activity_stats = MockActivityStats(major_version)
         activity_stats.today = datetime.date(9990, 6, 1)
diff --git a/statsrunner/loop.py b/statsrunner/loop.py
index c27d13bab86..81c203f37e9 100644
--- a/statsrunner/loop.py
+++ b/statsrunner/loop.py
@@ -14,6 +14,8 @@ def call_stats(this_stats, args):
 
     Args:
       this_stats (cls): stats_module that specifies calculations for relevant input, processed by internal methods of process_file().
+
+      args: Object containing program run options (set by CLI arguments at runtime. See __init__ for more details).
     """
     this_out = {}
     # For each method within this_stats object check the method is an enabled stat, if it is not enabled continue to next method.