RFC: Use stanza model for Finnish

docker/PythonDockerfileDev

@@ -22,6 +22,8 @@ RUN pip install -U --no-cache-dir \
         bottle \
 #spacy
         spacy \
+#stanza integration for spacy
+        spacy-stanza \
 #chinese reading
         pinyin \
 #subtitle file parser
@@ -33,7 +35,6 @@ RUN python3 -m spacy download de_core_news_sm \
     && python3 -m spacy download nb_core_news_sm \
     && python3 -m spacy download es_core_news_sm \
     && python3 -m spacy download nl_core_news_sm \
-    && python3 -m spacy download fi_core_news_sm \
     && python3 -m spacy download fr_core_news_sm \
     && python3 -m spacy download it_core_news_sm \
     && python3 -m spacy download sv_core_news_sm \
@@ -48,5 +49,6 @@ RUN python3 -m spacy download de_core_news_sm \
     && python3 -m spacy download pt_core_news_sm \
     && python3 -m spacy download ro_core_news_sm \
     && python3 -m spacy download sl_core_news_sm \
-    && python3 -m spacy download xx_ent_wiki_sm
+    && python3 -m spacy download xx_ent_wiki_sm \
+    && python3 -c 'import stanza; stanza.download("fi")'
 

tools/tokenizer.py

@@ -22,6 +22,7 @@
 import shutil
 import subprocess
 from newspaper import Article
+import spacy_stanza
 
 # create emtpy sapce models
 multi_nlp = None
@@ -122,7 +123,7 @@ def getTokenizerDoc(language, words):
     if language == 'finnish':
         global finnish_nlp
         if finnish_nlp == None:
-            finnish_nlp = spacy.load("fi_core_news_sm", disable = ['ner', 'parser'])
+            finnish_nlp = spacy_stanza.load_pipeline("fi", processors="tokenize,lemma")
             finnish_nlp.add_pipe("custom_sentence_splitter", first=True)
         doc = finnish_nlp(words)