karpnv/issues6690
# What does this PR do ?

install ctc_decoders inside venv

**Collection**: ASR

# Changelog 
- Fix install_beamsearch_decoders.sh to work outside container 

# Usage
* Install NeMo ctc-decoders locally inside Conda venv

```bash
# make NeMo venv
conda create --name nemo python==3.8.10
conda activate nemo

# install NeMo
sudo apt-get update && apt-get install -y libsndfile1 ffmpeg
git clone https://github.com/NVIDIA/NeMo
cd NeMo
./reinstall.sh

# install ctc-decoders
./scripts/asr_language_modeling/ngram_lm/install_beamsearch_decoders.sh $(pwd)
```
  
**PR Type**:
- [ X] Bugfix


## Who can review?
@titu1994 

# Additional Information
* Related to #6690 
