Remove broken exclusion of activities from traceable denominator

codeforIATI#21

This was meant to exclude activities that were only referenced by
themselves from the denominator, but the calculation was at the
publisher level, where we don't know if other publishers will reference
them yet.

stats/analytics.py

@@ -1840,15 +1840,6 @@ def provider_activity_id_without_own(self):
         out = {k: v for k, v in self.aggregated['provider_activity_id'].items() if k not in self.aggregated['iati_identifiers']}
         return out
 
-    @returns_numberdict
-    def provider_activity_id_own_only(self):
-        out = defaultdict(int)
-        for activity_id, provider_activity_ids in self.aggregated['provider_activity_id_by_activity_id'].items():
-            if all(x in self.aggregated['iati_identifiers'] for x in provider_activity_ids):
-                for provider_activity_id, count in provider_activity_ids.items():
-                    out[provider_activity_id] += count
-        return out
-
     @returns_numberdictdict
     def sum_commitments_and_disbursements_by_activity_id_by_publisher_id_usd(self):
         # These 2 by_publisher_id functions produce similar data to the invert
@@ -1915,8 +1906,7 @@ def traceable_sum_commitments_and_disbursements_by_publisher_id_denominator(self
         out = defaultdict(Decimal)
         for publisher_id, d in self.aggregated['sum_commitments_and_disbursements_by_activity_id_by_publisher_id_usd'].items():
             for k, v in d.items():
-                if k not in self.aggregated['provider_activity_id_own_only']:
-                    out[publisher_id] += v
+                out[publisher_id] += v
         return out
 
     @returns_numberdict
@@ -1933,6 +1923,5 @@ def traceable_activities_by_publisher_id_denominator(self):
         out = defaultdict(int)
         for publisher_id, iati_identifiers_counts in self.aggregated['iati_identifiers_by_publisher_id'].items():
             for iati_identifier, count in iati_identifiers_counts.items():
-                if iati_identifier not in self.aggregated['provider_activity_id_own_only']:
-                    out[publisher_id] += count
+                out[publisher_id] += count
         return out