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* fix new repo links

Signed-off-by: Yang Zhang <yangzhang@nvidia.com>

* fix new repo links

Signed-off-by: Yang Zhang <yangzhang@nvidia.com>

* fix links

Signed-off-by: Yang Zhang <yangzhang@nvidia.com>

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Signed-off-by: Yang Zhang <yangzhang@nvidia.com>

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Signed-off-by: Yang Zhang <yangzhang@nvidia.com>
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4 changes: 2 additions & 2 deletions docs/source/nlp/text_normalization/wfst/intro.rst
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WFST-based (Inverse) Text Normalization
=======================================

NeMo supports Text Normalization (TN), audio-based TN and Inverse Text Normalization (ITN) tasks.
NeMo-text-processing supports Text Normalization (TN), audio-based TN and Inverse Text Normalization (ITN) tasks.

.. note::
.. warning::

*TN/ITN is transitioning from [NVIDIA/NeMo](https://github.com/NVIDIA/NeMo) repository to a standalone [NVIDIA/NeMo-text-processing](https://github.com/NVIDIA/NeMo-text-processing) repository. All updates and discussions/issues should go to the new repository.*

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Grammar customization
=====================

.. note::
.. warning::

TN/ITN is transitioning from `NVIDIA/NeMo <https://github.com/NVIDIA/NeMo>`_ repository to a standalone `NVIDIA/NeMo-text-processing <https://github.com/NVIDIA/NeMo-text-processing>`_ repository. All updates and discussions/issues should go to the new repository.

Expand All @@ -15,8 +15,8 @@ Steps to customize grammars
---------------------------

1. Install `NeMo-TN from source <https://github.com/NVIDIA/NeMo-text-processing#from-source>`_
2. Run `nemo_text_processing/text_normalization/normalize.py <https://github.com/NVIDIA/NeMo-text-processing/blob/main/nemo_text_processing/text_normalization/normalize.py>`_ or `nemo_text_processing/inverse_text_normalization/inverse_normalize.py <https://github.com/NVIDIA/NeMo-text-processing/blob/main/nemo_text_processing/inverse_text_normalization/inverse_normalize.py>`_ with `--verbose` flag to evaluate current behavior on the target case, see argument details in the scripts and `this tutorial <https://colab.research.google.com/github/NVIDIA/NeMo/blob/stable/tutorials/text_processing/Text_(Inverse)_Normalization.ipynb>`_
3. Modify existing grammars or add new grammars to cover the target case using `Tutorial on how to write new grammars <https://colab.research.google.com/github/NVIDIA/NeMo/blob/stable/tutorials/text_processing/WFST_Tutorial.ipynb>`_
2. Run `nemo_text_processing/text_normalization/normalize.py <https://github.com/NVIDIA/NeMo-text-processing/blob/main/nemo_text_processing/text_normalization/normalize.py>`_ or `nemo_text_processing/inverse_text_normalization/inverse_normalize.py <https://github.com/NVIDIA/NeMo-text-processing/blob/main/nemo_text_processing/inverse_text_normalization/inverse_normalize.py>`_ with `--verbose` flag to evaluate current behavior on the target case, see argument details in the scripts and `this tutorial <https://colab.research.google.com/github/NVIDIA/NeMo-text-processing/blob/main/tutorials/Text_(Inverse)_Normalization.ipynb>`_
3. Modify existing grammars or add new grammars to cover the target case using `Tutorial on how to write new grammars <https://colab.research.google.com/github/NVIDIA/NeMo-text-processing/blob/main/tutorials/WFST_Tutorial.ipynb>`_
4. Add new test cases `here <https://github.com/NVIDIA/NeMo-text-processing/tree/main/tests/nemo_text_processing>`_:
- Run python tests:

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9 changes: 7 additions & 2 deletions docs/source/nlp/text_normalization/wfst/wfst_resources.rst
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Resources and Documentation
===========================

.. warning::

*TN/ITN is transitioning from [NVIDIA/NeMo](https://github.com/NVIDIA/NeMo) repository to a standalone [NVIDIA/NeMo-text-processing](https://github.com/NVIDIA/NeMo-text-processing) repository. All updates and discussions/issues should go to the new repository.*


- List of `TN/ITN issues <https://github.com/NVIDIA/NeMo/issues?q=is%3Aissue+label%3ATN%2FITN+>`_, use `TN/ITN` label
- TN/ITN related `discussions <https://github.com/NVIDIA/NeMo/discussions?discussions_q=label%3ATN%2FITN>`_, use `TN/ITN` label
- Documentation on how to generate `.far files for deployment in Riva (via Sparrowhawk) <https://docs.nvidia.com/deeplearning/nemo/user-guide/docs/en/stable/nlp/text_normalization/wfst/wfst_text_processing_deployment.html>`_
- Tutorial that provides an `Overview of NeMo-TN/ITN <https://colab.research.google.com/github/NVIDIA/NeMo/blob/stable/tutorials/text_processing/Text_(Inverse)_Normalization.ipynb>`_
- Tutorial on `how to write new grammars <https://colab.research.google.com/github/NVIDIA/NeMo/blob/stable/tutorials/text_processing/WFST_Tutorial.ipynb>`_ in `Pynini <https://www.opengrm.org/twiki/bin/view/GRM/Pynini>`_
- Tutorial that provides an `Overview of NeMo-TN/ITN <https://colab.research.google.com/github/NVIDIA/NeMo-text-processing/blob/main/tutorials/Text_(Inverse)_Normalization.ipynb>`_
- Tutorial on `how to write new grammars <https://colab.research.google.com/github/NVIDIA/NeMo-text-processing/blob/main/tutorials/WFST_Tutorial.ipynb>`_ in `Pynini <https://www.opengrm.org/twiki/bin/view/GRM/Pynini>`_



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29 changes: 19 additions & 10 deletions docs/source/nlp/text_normalization/wfst/wfst_text_normalization.rst
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Text (Inverse) Normalization
============================

.. warning::

*TN/ITN is transitioning from [NVIDIA/NeMo](https://github.com/NVIDIA/NeMo) repository to a standalone [NVIDIA/NeMo-text-processing](https://github.com/NVIDIA/NeMo-text-processing) repository. All updates and discussions/issues should go to the new repository.*


The `nemo_text_processing` Python package is based on WFST grammars :cite:`textprocessing-norm-mohri2005weighted` and supports:

1. Text Normalization (TN) converts text from written form into its verbalized form. It is used as a preprocessing step before Text to Speech (TTS). For example,
Expand All @@ -11,7 +16,7 @@ The `nemo_text_processing` Python package is based on WFST grammars :cite:`textp
"123" -> "one hundred twenty three"
NeMo has both a fast version which is deterministic :cite:`textprocessing-norm-zhang2021nemo` which has more language support and a context-aware version :cite:`textprocessing-norm-bakhturina2022shallow`.
`nemo_text_processing` has both a fast version which is deterministic :cite:`textprocessing-norm-zhang2021nemo` which has more language support and a context-aware version :cite:`textprocessing-norm-bakhturina2022shallow`.
In case of ambiguous input, e.g.

.. code-block:: bash
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Installation
------------

`nemo_text_processing` is automatically installed with `NeMo <https://github.com/NVIDIA/NeMo>`_. But it relies on `pynini` python library, which you need to install following below steps,
If you have already installed `nemo_text_processing <https://github.com/NVIDIA/NeMo-text-processing>`_, it should have `pynini` python library. Otherwise install explicitly:

.. code-block:: shell-session
wget https://raw.githubusercontent.com/NVIDIA/NeMo/stable/nemo_text_processing/install_pynini.sh
bash install_pynini.sh
pip install pynini==2.1.5
or if this fails on missing OpenFst headers:

.. code-block:: shell-session
conda install -c conda-forge pynini=2.1.5
Quick Start Guide
Expand All @@ -66,14 +75,14 @@ The standard text normalization based on WFST :cite:`textprocessing-norm-zhang2

.. code-block:: bash
cd NeMo/nemo_text_processing/text_normalization/
cd NeMo-text-processing/nemo_text_processing/text_normalization/
python normalize.py --text="123" --language=en
if you want to normalize a string. To normalize a text file split into sentences, run the following:

.. code-block:: bash
cd NeMo/nemo_text_processing/text_normalization/
cd NeMo-text-processing/nemo_text_processing/text_normalization/
python normalize.py --input_file=INPUT_FILE_PATH --output_file=OUTPUT_FILE_PATH --language=en
The context-aware version :cite:`textprocessing-norm-bakhturina2022shallow` is a shallow fusion of non-deterministic WFST and pretrained masked language model.
Expand All @@ -86,7 +95,7 @@ The context-aware version :cite:`textprocessing-norm-bakhturina2022shallow` is a

.. code-block:: bash
cd NeMo/nemo_text_processing/
cd NeMo-text-processing/nemo_text_processing/
python wfst_lm_rescoring.py
Expand All @@ -97,7 +106,7 @@ Inverse Text Normalization

.. code-block:: bash
cd NeMo/nemo_text_processing/inverse_text_normalization/
cd NeMo-text-processing/nemo_text_processing/inverse_text_normalization/
python inverse_normalize.py --text="one hundred twenty three" --language=en
Expand All @@ -124,7 +133,7 @@ Audio-based TN

.. code-block:: bash
cd NeMo/nemo_text_processing/text_normalization/
cd NeMo-text-processing/nemo_text_processing/text_normalization/
python normalize_with_audio.py --text="123" --language="en" --n_tagged=10 --cache_dir="cache_dir" --audio_data="example.wav" --model="stt_en_conformer_ctc_large"
Additional Arguments:
Expand All @@ -137,7 +146,7 @@ Additional Arguments:

.. note::

More details can be found in `NeMo/tutorials/text_processing/Text_(Inverse)_Normalization.ipynb <https://github.com/NVIDIA/NeMo/blob/stable/tutorials/text_processing/Text_(Inverse)_Normalization.ipynb>`__ in `Google's Colab <https://colab.research.google.com/github/NVIDIA/NeMo/blob/stable/tutorials/text_processing/Text_(Inverse)_Normalization.ipynb>`_.
More details can be found in `NeMo-text-processing/tutorials/text_processing/Text_(Inverse)_Normalization.ipynb <https://github.com/NVIDIA/NeMo-text-processing/blob/main/tutorials/Text_(Inverse)_Normalization.ipynb>`__ in `Google's Colab <https://colab.research.google.com/github/NVIDIA/NeMo-text-processing/blob/main/tutorials/Text_(Inverse)_Normalization.ipynb>`_.

Language Support Matrix
------------------------
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Deploy to Production with C++ backend
=====================================

NeMo provides tools to deploy :doc:`TN and ITN <wfst_text_normalization>` for production :cite:`textprocessing-deployment-zhang2021nemo`.
.. warning::

*TN/ITN is transitioning from [NVIDIA/NeMo](https://github.com/NVIDIA/NeMo) repository to a standalone [NVIDIA/NeMo-text-processing](https://github.com/NVIDIA/NeMo-text-processing) repository. All updates and discussions/issues should go to the new repository.*


NeMo-text-processing provides tools to deploy :doc:`TN and ITN <wfst_text_normalization>` for production :cite:`textprocessing-deployment-zhang2021nemo`.
It uses `Sparrowhawk <https://github.com/google/sparrowhawk>`_ :cite:`textprocessing-deployment-sparrowhawk` -- an open-source C++ framework by Google.
The grammars written with NeMo can be exported into an `OpenFST <https://www.openfst.org/>`_ Archive File (FAR) and dropped into Sparrowhawk.
The grammars written with NeMo-text-processing can be exported into an `OpenFST <https://www.openfst.org/>`_ Archive File (FAR) and dropped into Sparrowhawk.

.. image:: images/deployment_pipeline.png
:align: center
Expand All @@ -18,7 +23,7 @@ Requirements

* :doc:`nemo_text_processing <wfst_text_normalization>` package
* `Docker <https://www.docker.com/>`_
* `NeMo source code <https://github.com/NVIDIA/NeMo>`_
* `NeMo-text-processing source code <https://github.com/NVIDIA/NeMo-text-processing>`_


.. _wfst_deployment_quick_start:
Expand All @@ -31,11 +36,11 @@ Examples how to run:
.. code-block:: bash
# export English TN grammars and return prompt inside docker container
cd NeMo/tools/text_processing_deployment
cd NeMo-text-processing/tools/text_processing_deployment
bash export_grammars.sh --GRAMMARS=tn_grammars --LANGUAGE=en --INPUT_CASE=cased
# export English ITN grammars and return prompt inside docker container
cd NeMo/tools/text_processing_deployment
cd NeMo-text-processing/tools/text_processing_deployment
bash export_grammars.sh --GRAMMARS=itn_grammars --LANGUAGE=en
Expand All @@ -44,7 +49,7 @@ Arguments:
* ``GRAMMARS`` - ``tn_grammars`` or ``itn_grammars`` to export either TN or ITN grammars.
* ``LANGUAGE`` - `en` for English. Click :doc:`here <wfst_text_normalization>` for full list of languages.
* ``INPUT_CASE`` - ``cased`` or ``lower_cased`` (ITN has no differentiation between these two, only used for TN).
* ``MODE`` - By default ``export`` which returns prompt inside the docker. If ``--MODE=test`` runs NeMo pytests inside container.
* ``MODE`` - By default ``export`` which returns prompt inside the docker. If ``--MODE=test`` runs NeMo-text-processing pytests inside container.
* ``OVERWRITE_CACHE`` - Whether to re-export grammars or load from cache. By default ``True``.
* ``FORCE_REBUILD`` - Whether to rebuild docker image in cased of updated dependencies. By default ``False``.

Expand All @@ -57,7 +62,7 @@ Go to script folder:

.. code-block:: bash
cd NeMo/tools/text_processing_deployment
cd NeMo-text-processing/tools/text_processing_deployment
1. Grammars written in Python are exported to `OpenFST <https://www.openfst.org/>`_ archive files (FAR). Specifically, grammars `ClassifyFst` and `VerbalizeFst` from :doc:`nemo_text_processing <wfst_text_normalization>` are exported and saved to `./LANGUAGE/classify/tokenize_and_classify.far` and `./LANGUAGE/verbalize/verbalize.far` respectively.

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4 changes: 4 additions & 0 deletions nemo_text_processing/README.md
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**nemo_text_processing**
==========================

> **Warning**
> *TN/ITN is transitioning from [NVIDIA/NeMo](https://github.com/NVIDIA/NeMo) repository to a standalone [NVIDIA/NeMo-text-processing](https://github.com/NVIDIA/NeMo-text-processing) repository. All updates and discussions/issues should go to the new repository.*

Introduction
------------

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4 changes: 4 additions & 0 deletions nemo_text_processing/inverse_text_normalization/README.md
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# Inverse Text Normalization

> **Warning**
> *TN/ITN is transitioning from [NVIDIA/NeMo](https://github.com/NVIDIA/NeMo) repository to a standalone [NVIDIA/NeMo-text-processing](https://github.com/NVIDIA/NeMo-text-processing) repository. All updates and discussions/issues should go to the new repository.*

Inverse Text Normalization is part of NeMo's `nemo_text_processing` - a Python package that is installed with the `nemo_toolkit`.
It converts text from spoken form into written form, e.g. "one hundred twenty three" -> "123".

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3 changes: 3 additions & 0 deletions nemo_text_processing/text_normalization/README.md
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# Text Normalization

> **Warning**
> *TN/ITN is transitioning from [NVIDIA/NeMo](https://github.com/NVIDIA/NeMo) repository to a standalone [NVIDIA/NeMo-text-processing](https://github.com/NVIDIA/NeMo-text-processing) repository. All updates and discussions/issues should go to the new repository.*
Text Normalization is part of NeMo's `nemo_text_processing` - a Python package that is installed with the `nemo_toolkit`.
It converts text from written form into its verbalized form, e.g. "123" -> "one hundred twenty three".

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12 changes: 10 additions & 2 deletions tutorials/text_processing/Text_(Inverse)_Normalization.ipynb
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Expand Up @@ -18,6 +18,14 @@
"\"\"\""
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"> **_WARNING:_** \n",
"TN/ITN is transitioning from https://github.com/NVIDIA/NeMo to a standalone https://github.com/NVIDIA/NeMo-text-processing repository. Please use https://github.com/NVIDIA/NeMo-text-processing/blob/main/tutorials/Text_(Inverse)_Normalization.ipynb instead."
]
},
{
"cell_type": "markdown",
"metadata": {},
Expand Down Expand Up @@ -142,7 +150,7 @@
"print(normalized)"
]
},
{
{
"cell_type": "markdown",
"metadata": {},
"source": [
Expand Down Expand Up @@ -465,4 +473,4 @@
},
"nbformat": 4,
"nbformat_minor": 1
}
}
16 changes: 12 additions & 4 deletions tutorials/text_processing/WFST_Tutorial.ipynb
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Expand Up @@ -22,6 +22,14 @@
"\"\"\""
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"> **_WARNING:_** \n",
"TN/ITN is transitioning from https://github.com/NVIDIA/NeMo to a standalone https://github.com/NVIDIA/NeMo-text-processing repository. Please use https://github.com/NVIDIA/NeMo-text-processing/blob/main/tutorials/WFST_Tutorial.ipynb instead."
]
},
{
"cell_type": "markdown",
"metadata": {},
Expand All @@ -41,10 +49,10 @@
"## Install NeMo, which installs both nemo and nemo_text_processing package\n",
"BRANCH = 'r1.16.0'\n",
"!python -m pip install git+https://github.com/NVIDIA/NeMo.git@$BRANCH#egg=nemo_toolkit[nemo_text_processing]\n",
"\n",
"# install Pynini for text normalization\n",
"! wget https://raw.githubusercontent.com/NVIDIA/NeMo/main/nemo_text_processing/install_pynini.sh\n",
"! bash install_pynini.sh"
"\n",
"# install Pynini for text normalization\n",
"! wget https://raw.githubusercontent.com/NVIDIA/NeMo/main/nemo_text_processing/install_pynini.sh\n",
"! bash install_pynini.sh"
]
},
{
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