Text Formatter User Guide for Narrative Products

53. Narrative Strategies - Handling of "null" values

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The phrase-level method "fillNulls" examines the sub-phrases and fills in the appropriate words according to the "first_null_phrase" and "null_phrase" dictionaries. It then flags the sub-phrase as a "null" phrase for subsequent methods. The phrase-level methods use this attribute information to handle "null" sub-phrases appropriately.