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Cập nhật lần gần đây nhất: 2025-07-27 UTC.
[null,null,["Cập nhật lần gần đây nhất: 2025-07-27 UTC."],[],[],null,["# Io Ops\n======\n\nSummary\n-------\n\n| ### Classes ||\n|---------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------|\n| [tensorflow::ops::FixedLengthRecordReader](/versions/r2.1/api_docs/cc/class/tensorflow/ops/fixed-length-record-reader) | A Reader that outputs fixed-length records from a file. |\n| [tensorflow::ops::IdentityReader](/versions/r2.1/api_docs/cc/class/tensorflow/ops/identity-reader) | A Reader that outputs the queued work as both the key and value. |\n| [tensorflow::ops::LMDBReader](/versions/r2.1/api_docs/cc/class/tensorflow/ops/l-m-d-b-reader) | A Reader that outputs the records from a LMDB file. |\n| [tensorflow::ops::MatchingFiles](/versions/r2.1/api_docs/cc/class/tensorflow/ops/matching-files) | Returns the set of files matching one or more glob patterns. |\n| [tensorflow::ops::MergeV2Checkpoints](/versions/r2.1/api_docs/cc/class/tensorflow/ops/merge-v2-checkpoints) | V2 format specific: merges the metadata files of sharded checkpoints. |\n| [tensorflow::ops::ReadFile](/versions/r2.1/api_docs/cc/class/tensorflow/ops/read-file) | Reads and outputs the entire contents of the input filename. |\n| [tensorflow::ops::ReaderNumRecordsProduced](/versions/r2.1/api_docs/cc/class/tensorflow/ops/reader-num-records-produced) | Returns the number of records this Reader has produced. |\n| [tensorflow::ops::ReaderNumWorkUnitsCompleted](/versions/r2.1/api_docs/cc/class/tensorflow/ops/reader-num-work-units-completed) | Returns the number of work units this Reader has finished processing. |\n| [tensorflow::ops::ReaderRead](/versions/r2.1/api_docs/cc/class/tensorflow/ops/reader-read) | Returns the next record (key, value pair) produced by a Reader. |\n| [tensorflow::ops::ReaderReadUpTo](/versions/r2.1/api_docs/cc/class/tensorflow/ops/reader-read-up-to) | Returns up to `num_records` (key, value) pairs produced by a Reader. |\n| [tensorflow::ops::ReaderReset](/versions/r2.1/api_docs/cc/class/tensorflow/ops/reader-reset) | [Restore](/versions/r2.1/api_docs/cc/class/tensorflow/ops/restore#classtensorflow_1_1ops_1_1_restore) a Reader to its initial clean state. |\n| [tensorflow::ops::ReaderRestoreState](/versions/r2.1/api_docs/cc/class/tensorflow/ops/reader-restore-state) | [Restore](/versions/r2.1/api_docs/cc/class/tensorflow/ops/restore#classtensorflow_1_1ops_1_1_restore) a reader to a previously saved state. |\n| [tensorflow::ops::ReaderSerializeState](/versions/r2.1/api_docs/cc/class/tensorflow/ops/reader-serialize-state) | Produce a string tensor that encodes the state of a Reader. |\n| [tensorflow::ops::Restore](/versions/r2.1/api_docs/cc/class/tensorflow/ops/restore) | Restores a tensor from checkpoint files. |\n| [tensorflow::ops::RestoreSlice](/versions/r2.1/api_docs/cc/class/tensorflow/ops/restore-slice) | Restores a tensor from checkpoint files. |\n| [tensorflow::ops::RestoreV2](/versions/r2.1/api_docs/cc/class/tensorflow/ops/restore-v2) | Restores tensors from a V2 checkpoint. |\n| [tensorflow::ops::Save](/versions/r2.1/api_docs/cc/class/tensorflow/ops/save) | Saves the input tensors to disk. |\n| [tensorflow::ops::SaveSlices](/versions/r2.1/api_docs/cc/class/tensorflow/ops/save-slices) | Saves input tensors slices to disk. |\n| [tensorflow::ops::SaveV2](/versions/r2.1/api_docs/cc/class/tensorflow/ops/save-v2) | Saves tensors in V2 checkpoint format. |\n| [tensorflow::ops::ShardedFilename](/versions/r2.1/api_docs/cc/class/tensorflow/ops/sharded-filename) | Generate a sharded filename. |\n| [tensorflow::ops::ShardedFilespec](/versions/r2.1/api_docs/cc/class/tensorflow/ops/sharded-filespec) | Generate a glob pattern matching all sharded file names. |\n| [tensorflow::ops::TFRecordReader](/versions/r2.1/api_docs/cc/class/tensorflow/ops/t-f-record-reader) | A Reader that outputs the records from a TensorFlow Records file. |\n| [tensorflow::ops::TextLineReader](/versions/r2.1/api_docs/cc/class/tensorflow/ops/text-line-reader) | A Reader that outputs the lines of a file delimited by ' '. |\n| [tensorflow::ops::WholeFileReader](/versions/r2.1/api_docs/cc/class/tensorflow/ops/whole-file-reader) | A Reader that outputs the entire contents of a file as a value. |\n| [tensorflow::ops::WriteFile](/versions/r2.1/api_docs/cc/class/tensorflow/ops/write-file) | Writes contents to the file at input filename. |"]]
