Only include name variants in YAML if they appear on papers (re #86)

bin/anthology/people.py

@@ -140,15 +140,32 @@ def __len__(self):
     def is_canonical(self, name):
         return name not in self.variants
 
+    def has_variants(self, name):
+        return name in self.canonical
+
     def get_canonical_variant(self, name):
         """Maps a name to its canonical variant."""
         return self.variants.get(name, name)
 
     def get_all_variants(self, name):
+        """Return a list of all variants for a given name.
+
+        Includes the supplied name itself.
+        """
         if not self.is_canonical(name):
             name = self.get_canonical_variant(name)
         return self.canonical[name] + [name]
 
+    def get_registered_variants(self, name):
+        """Return a list of variants for a given name that are actually
+        associated with papers.
+
+        Will only return true variants, not including the canonical name.
+        """
+        if not self.is_canonical(name):
+            name = self.get_canonical_variant(name)
+        return [n for n in self.canonical[name] if n in self.papers]
+
     def get_slug(self, name):
         if name in self.slugs:
             return self.slugs[name]

bin/create_hugo_yaml.py

@@ -94,10 +94,10 @@ def export_anthology(anthology, outdir, dryrun=False):
                 key=lambda p: p[1],
                 reverse=True,
             )
-            if name in anthology.people.canonical:  # name has variants
+            if anthology.people.has_variants(name):
                 data["variant_entries"] = [
                     anthology.people.get_slug(var)
-                    for var in anthology.people.canonical[name]
+                    for var in anthology.people.get_registered_variants(name)
                 ]
         else:
             data["canonical_entry"] = anthology.people.get_slug(