+ default behavior for missing speaker metadata

Author: calebchiam

convokit/model/corpusHelper.py

@@ -5,12 +5,14 @@
 import os
 import json
 from collections import defaultdict
+from typing import Dict
 import pickle
+
 from .speaker import Speaker
 from .utterance import Utterance
 from .conversation import Conversation
-from typing import Dict
 from .convoKitMeta import ConvoKitMeta
+from convokit.util import warn
 
 BIN_DELIM_L, BIN_DELIM_R = "<##bin{", "}&&@**>"
 KeyId = "id"
@@ -197,6 +199,10 @@ def initialize_speakers_and_utterances_objects(corpus, utt_dict, utterances, spe
         u = defaultdict(lambda: None, u)
         speaker_key = u[KeySpeaker]
         if speaker_key not in speakers_dict:
+            if u[KeySpeaker] not in speakers_data:
+                warn("CorpusLoadWarning: Missing speaker metadata for speaker ID: {}. "
+                     "Initializing default empty metadata instead.".format(u[KeySpeaker]))
+                speakers_data[u[KeySpeaker]] = {}
             if KeyMeta in speakers_data[u[KeySpeaker]]:
                 speakers_dict[speaker_key] = Speaker(owner=corpus, id=u[KeySpeaker],
                                                      meta=speakers_data[u[KeySpeaker]][KeyMeta])

convokit/tests/general/test_corpora_load_and_dump.py

@@ -8,21 +8,24 @@ class CorpusLoadAndDump(unittest.TestCase):
     Load a variety of existing (small) corpora to verify that there are no backward compatibility issues
     """
 
-    def test_load_subreddit(self):
+    def test_load_dump_subreddit(self):
         corpus = Corpus(download('subreddit-hey'))
         corpus.dump('subreddit')
 
-    def test_load_tennis(self):
+    def test_load_dump_tennis(self):
         corpus = Corpus(download('tennis-corpus'))
         corpus.dump('tennis-corpus')
 
-    def test_load_politeness(self):
+    def test_load_dump_politeness(self):
         corpus = Corpus(download('wikipedia-politeness-corpus'))
         corpus.dump('wikipedia-politeness-corpus')
 
-    def test_load_switchboard(self):
+    def test_load_dump_switchboard(self):
         corpus = Corpus(download("switchboard-corpus"))
         corpus.dump('switchboard-corpus')
 
+    def test_load_wikiconv(self):
+        corpus = Corpus(download('wikiconv-2004'))
+
 if __name__ == '__main__':
     unittest.main()