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View source on GitHub
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The key and value content to get from each line.
This class defines the key and value used for tf.lookup.TextFileInitializer.
The key and value content to get from each line is specified either
by the following, or a value >=0.
* TextFileIndex.LINE_NUMBER means use the line number starting from zero,
expects data type int64.
* TextFileIndex.WHOLE_LINE means use the whole line content, expects data
type string.
A value >=0 means use the index (starting at zero) of the split line based
on delimiter.