Fix initial download of wordnet module

 import re
 import sqlite3
 import string
+import subprocess
 
 import black
 import easyuri

                     url["term"] = query
                     raise web.SeeOther(url)
 
-        nltk.download("wordnet")
         word = query
         snow = nltk.stem.SnowballStemmer("english")
         stem = snow.stem(query)

         try:
             en = wn.Wordnet("oewn:2022")
         except (sqlite3.OperationalError, wn.Error):
-            pass  # TODO download Open English WordNet `python -m wn download oewn:2022`
+            web.enqueue(subprocess.run, ["python", "-m", "wn", "download", "oewn:2022"])
         else:
             try:
                 definition = en.synsets(query)[0].definition()