Add stats_output step

.gitattributes

@@ -1,6 +1,5 @@
 # Line endings
 *.csv eol=crlf
-
 *.7z filter=lfs diff=lfs merge=lfs -text
 *.arrow filter=lfs diff=lfs merge=lfs -text
 *.bin filter=lfs diff=lfs merge=lfs -text
@@ -56,3 +55,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 *.json filter=lfs diff=lfs merge=lfs -text
+*.gz filter=lfs diff=lfs merge=lfs -text

dataset.yaml

@@ -232,6 +232,17 @@ _steps:
       pack: [ 'pack/edge_cases.csv' ]
       config:
         packedReplacements: [ 'pack/edge_cases.csv' ]
+
+  - step: &stats_output
+      type: StatsOutput
+      description: "Output statistics"
+      sync: main
+      config:
+        path: 'stats/stats.json'
+        vocabPath: 'stats/vocabulary.json.gz'
+        gZipVocabulary: true
+        conversationsPath: 'stats/conversations.json.gz'
+        gZipConversations: true
 _passes:
   # Collect all usernames from source data
   - pass: &usernames
@@ -299,7 +310,7 @@ _passes:
                *strip_unicode,
                *reduce_whitespace, *strip_nonwords, *edge_cases, *trim, *empty,
                *two_alternating_participants, *rename_participants,
-               *bluemoon_fastchat,
+               *bluemoon_fastchat, *stats_output
       ]
       artifacts:
         - file: 'out/bluemoon.json'