Refine the splitting of flat names into constituent parts. Fixes ietf-tools#769.

 - Legacy-Id: 4065

Author: levkowetz

ietf/person/name.py

@@ -10,13 +10,22 @@ def name_parts(name):
         name = name_with_paren_match.group(1)
 
     parts = name.split()
-    if parts[0] in ["Mr", "Mr.", "Mrs", "Mrs.", "Ms", "Ms.", "Miss", "Dr.", "Doctor", "Prof", "Prof.", "Professor", "Sir", "Lady", "Dame"]:
+    if len(parts) > 2 and parts[0] in ["M", "M.", "Sri", ] and "." not in parts[1]:
+        prefix = parts[0];
+        parts = parts[1:]
+    if parts[0] in ["Mr", "Mr.", "Mrs", "Mrs.", "Ms", "Ms.", "Miss", "Dr.", "Doctor", "Prof", "Prof.", "Professor", "Sir", "Lady", "Dame", ]:
         prefix = parts[0];
         parts = parts[1:]
     if len(parts) > 2:
         if parts[-1] in ["Jr", "Jr.", "II", "2nd", "III", "3rd", "Ph.D."]:
             suffix = parts[-1]
             parts = parts[:-1]
+    if len(parts) > 2:
+        name = " ".join(parts)
+        compound = re.search(" (de|hadi|van|ver|von|el|le|st\.?) ", name.lower())
+        if compound:
+            pos = compound.start()
+            parts = name[:pos].split() + [name[pos+1:]]
     if len(parts) > 2:
         first = parts[0]
         last = parts[-1]