  [paths]
  train = ""
  dev = ""
  vectors = null
  vocab_data = null
  init_tok2vec = null
  
  [system]
 
</s> remove train = ""
dev = ""
 </s> add train = null
dev = null </s> remove train = ""
dev = ""
 </s> add train = null
dev = null </s> remove     assert nlp2.config["corpora"]["train"]["path"] == ""
 </s> add     assert nlp2.config["corpora"]["train"]["path"] is None </s> remove     assert interpolated2["corpora"]["train"]["path"] == ""
 </s> add     assert interpolated2["corpora"]["train"]["path"] is None </s> remove     assert interpolated["corpora"]["train"]["path"] == ""
 </s> add     assert interpolated["corpora"]["train"]["path"] is None
train = null
dev = null
  [paths]
train = null
dev = null
train = null
dev = null
  vectors = null
  vocab_data = null
  init_tok2vec = null
  
  [system]
keep replace replace keep keep keep keep keep
 Make corpus paths default to None and improve errors 
spacy/default_config.cfg