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tf.contrib.lookup.TextFileStringTableInitializer

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Table initializer for int64 IDs to string tables from a text file.

Inherits From: TextFileInitializer

filename The filename of the text file to be used for initialization. The path must be accessible from wherever the graph is initialized (eg. trainer or eval workers). The filename may be a scalar Tensor.
key_column_index The column index from the text file to get the keys from. The default is to use the line number, starting from zero.
value_column_index The column index from the text file to get the values from. The default is to use the whole line content.
vocab_size The number of elements in the file, if known.
delimiter The delimiter to separate fields in a line.
name Optional name for the op.

TypeError when the filename is empty, or when the table key and value data types do not match the expected data types.

key_dtype The expected table key dtype.
value_dtype The expected table value dtype.

Methods

initialize

View source

Initializes the table from a text file.

Args
table The table to be initialized.

Returns
The operation that initializes the table.

Raises
TypeError when the keys and values data types do not match the table key and value data types.